Bump version to 0.0.159

Migrate invalid_literal_comparisons fix to token-based logic (#1065 )
Avoid false-positive on PLR1701 for multi-type isinstance calls (#1063 )
2022-12-05 11:22:02 -05:00 · 2022-12-05 11:16:59 -05:00 · 2022-12-05 10:07:05 -05:00 · 2022-12-05 09:58:42 -05:00 · 2022-12-05 09:57:48 -05:00 · 2022-12-04 21:22:24 -05:00
203 changed files with 6511 additions and 2613 deletions
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
  - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.0.153
+    rev: v0.0.159
    hooks:
      - id: ruff

--- a/Cargo.lock
+++ b/Cargo.lock
@@ -21,9 +21,9 @@ dependencies = [

 [[package]]
 name = "aho-corasick"
-version = "0.7.19"
+version = "0.7.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4f55bd91a0978cbfd91c457a164bab8b4001c833b7f323132c0a4e1922dd44e"
+checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
 dependencies = [
 "memchr",
 ]
@@ -82,9 +82,9 @@ dependencies = [

 [[package]]
 name = "assert_cmd"
-version = "2.0.6"
+version = "2.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba45b8163c49ab5f972e59a8a5a03b6d2972619d486e19ec9fe744f7c2753d3c"
+checksum = "fa3d466004a8b4cb1bc34044240a2fd29d17607e2e3bd613eb44fd48e8100da3"
 dependencies = [
 "bstr 1.0.1",
 "doc-comment",
@@ -100,9 +100,9 @@ version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
- "hermit-abi",
+ "hermit-abi 0.1.19",
 "libc",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -193,9 +193,9 @@ checksum = "37b2a672a2cb129a2e41c10b1224bb368f9f37a2b16b612598138befd7b37eb5"

 [[package]]
 name = "cc"
-version = "1.0.75"
+version = "1.0.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41ca34107f97baef6cfb231b32f36115781856b8f8208e8c580e0bcaea374842"
+checksum = "e9f73505338f7d905b19d18738976aae232eb46b8efc15554ffc56deb5d9ebe4"

 [[package]]
 name = "cfg-if"
@@ -230,7 +230,7 @@ dependencies = [
 "num-traits",
 "time",
 "wasm-bindgen",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -280,14 +280,14 @@ dependencies = [

 [[package]]
 name = "clap"
-version = "4.0.22"
+version = "4.0.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91b9970d7505127a162fdaa9b96428d28a479ba78c9ec7550a63a5d9863db682"
+checksum = "4d63b9e9c07271b9957ad22c173bae2a4d9a81127680962039296abcd2f8251d"
 dependencies = [
- "atty",
 "bitflags",
 "clap_derive",
 "clap_lex 0.3.0",
+ "is-terminal",
 "once_cell",
 "strsim",
 "termcolor",
@@ -299,7 +299,7 @@ version = "4.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b7b3c9eae0de7bf8e3f904a5e40612b21fb2e2e566456d177809a48b892d24da"
 dependencies = [
- "clap 4.0.22",
+ "clap 4.0.29",
 ]

 [[package]]
@@ -308,7 +308,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4160b4a4f72ef58bd766bad27c09e6ef1cc9d82a22f6a0f55d152985a4a48e31"
 dependencies = [
- "clap 4.0.22",
+ "clap 4.0.29",
 "clap_complete",
 "clap_complete_fig",
 ]
@@ -319,7 +319,7 @@ version = "4.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "46b30e010e669cd021e5004f3be26cff6b7c08d2a8a0d65b48d43a8cc0efd6c3"
 dependencies = [
- "clap 4.0.22",
+ "clap 4.0.29",
 "clap_complete",
 ]

@@ -364,7 +364,7 @@ dependencies = [
 "terminfo",
 "thiserror",
 "which",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -394,7 +394,7 @@ checksum = "b3616f750b84d8f0de8a58bda93e08e2a81ad3f523089b05f1dffecab48c6cbd"
 dependencies = [
 "atty",
 "lazy_static",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -419,7 +419,7 @@ dependencies = [
 "lazy_static",
 "libc",
 "terminal_size",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -496,9 +496,9 @@ dependencies = [

 [[package]]
 name = "crossbeam-epoch"
-version = "0.9.11"
+version = "0.9.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f916dfc5d356b0ed9dae65f1db9fc9770aa2851d2662b988ccf4fe3516e86348"
+checksum = "01a9af1f4c2ef74bb8aa1f7e19706bc72d03598c8a570bb5de72243c7a9d9d5a"
 dependencies = [
 "autocfg",
 "cfg-if 1.0.0",
@@ -509,9 +509,9 @@ dependencies = [

 [[package]]
 name = "crossbeam-utils"
-version = "0.8.12"
+version = "0.8.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edbafec5fa1f196ca66527c1b12c2ec4745ca14b50f1ad8f9f6f720b55d11fac"
+checksum = "4fb766fa798726286dbbb842f174001dab8abc7b627a1dd86e0b7222a95d929f"
 dependencies = [
 "cfg-if 1.0.0",
 ]
@@ -524,9 +524,9 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"

 [[package]]
 name = "cxx"
-version = "1.0.81"
+version = "1.0.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97abf9f0eca9e52b7f81b945524e76710e6cb2366aead23b7d4fbf72e281f888"
+checksum = "bdf07d07d6531bfcdbe9b8b739b104610c6508dcc4d63b410585faf338241daf"
 dependencies = [
 "cc",
 "cxxbridge-flags",
@@ -536,9 +536,9 @@ dependencies = [

 [[package]]
 name = "cxx-build"
-version = "1.0.81"
+version = "1.0.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cc32cc5fea1d894b77d269ddb9f192110069a8a9c1f1d441195fba90553dea3"
+checksum = "d2eb5b96ecdc99f72657332953d4d9c50135af1bac34277801cc3937906ebd39"
 dependencies = [
 "cc",
 "codespan-reporting",
@@ -551,15 +551,15 @@ dependencies = [

 [[package]]
 name = "cxxbridge-flags"
-version = "1.0.81"
+version = "1.0.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ca220e4794c934dc6b1207c3b42856ad4c302f2df1712e9f8d2eec5afaacf1f"
+checksum = "ac040a39517fd1674e0f32177648334b0f4074625b5588a64519804ba0553b12"

 [[package]]
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-version = "1.0.81"
+version = "1.0.83"
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-checksum = "b846f081361125bfc8dc9d3940c84e1fd83ba54bbca7b17cd29483c828be0704"
+checksum = "1362b0ddcfc4eb0a1f57b68bd77dd99f0e826958a96abd0ae9bd092e114ffed6"
 dependencies = [
 "proc-macro2",
 "quote",
@@ -624,7 +624,7 @@ checksum = "1b1d1d91c932ef41c0f2663aa8b0ca0342d444d842c06914aa0a7e352d0bada6"
 dependencies = [
 "libc",
 "redox_users",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -635,7 +635,7 @@ checksum = "4ebda144c4fe02d1f7ea1a7d9641b6fc6b580adcfa024ae48797ecdeb6825b4d"
 dependencies = [
 "libc",
 "redox_users",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -665,6 +665,27 @@ version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"

+[[package]]
+name = "errno"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f639046355ee4f37944e44f60642c6f3a7efa3cf6b78c78a0d989a8ce6c396a1"
+dependencies = [
+ "errno-dragonfly",
+ "libc",
+ "winapi",
+]
+
+[[package]]
+name = "errno-dragonfly"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aa68f1b12764fab894d2755d2518754e71b4fd80ecfb822714a1206c2aab39bf"
+dependencies = [
+ "cc",
+ "libc",
+]
+
 [[package]]
 name = "fastrand"
 version = "1.8.0"
@@ -703,10 +724,10 @@ checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"

 [[package]]
 name = "flake8-to-ruff"
-version = "0.0.153-dev.0"
+version = "0.0.159-dev.0"
 dependencies = [
 "anyhow",
- "clap 4.0.22",
+ "clap 4.0.29",
 "configparser",
 "once_cell",
 "regex",
@@ -719,9 +740,9 @@ dependencies = [

 [[package]]
 name = "flate2"
-version = "1.0.24"
+version = "1.0.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f82b0f4c27ad9f8bfd1f3208d882da2b09c301bc1c828fd3a00d0216d2fbbff6"
+checksum = "a8a2db397cb1c8772f31494cb8917e48cd1e64f0fa7efac59fbd741a0a8ce841"
 dependencies = [
 "crc32fast",
 "miniz_oxide",
@@ -742,41 +763,15 @@ dependencies = [
 "percent-encoding",
 ]

-[[package]]
-name = "fsevent"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ab7d1bd1bd33cc98b0889831b72da23c0aa4df9cec7e0702f46ecea04b35db6"
-dependencies = [
- "bitflags",
- "fsevent-sys",
-]
-
 [[package]]
 name = "fsevent-sys"
-version = "2.0.1"
+version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f41b048a94555da0f42f1d632e2e19510084fb8e303b0daa2816e733fb3644a0"
+checksum = "76ee7a02da4d231650c7cea31349b889be2f45ddb3ef3032d2ec8185f6313fd2"
 dependencies = [
 "libc",
 ]

-[[package]]
-name = "fuchsia-zircon"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
-dependencies = [
- "bitflags",
- "fuchsia-zircon-sys",
-]
-
-[[package]]
-name = "fuchsia-zircon-sys"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
-
 [[package]]
 name = "getrandom"
 version = "0.1.16"
@@ -844,6 +839,15 @@ dependencies = [
 "libc",
 ]

+[[package]]
+name = "hermit-abi"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee512640fe35acbfb4bb779db6f0d80704c2cacfa2e39b601ef3e3f47d1ae4c7"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "hexf-parse"
 version = "0.2.1"
@@ -861,7 +865,7 @@ dependencies = [
 "iana-time-zone-haiku",
 "js-sys",
 "wasm-bindgen",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -896,9 +900,9 @@ dependencies = [

 [[package]]
 name = "inotify"
-version = "0.7.1"
+version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4816c66d2c8ae673df83366c18341538f234a26d65a9ecea5c348b453ac1d02f"
+checksum = "f8069d3ec154eb856955c1c0fbffefbf5f3c40a104ec912d4797314c1801abff"
 dependencies = [
 "bitflags",
 "inotify-sys",
@@ -916,9 +920,9 @@ dependencies = [

 [[package]]
 name = "insta"
-version = "1.21.0"
+version = "1.22.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "581d4e3314cae4536e5d22ffd23189d4a374696c5ef733eadafae0ed273fd303"
+checksum = "197f4e300af8b23664d4077bf5c40e0afa9ba66a567bb5a51d3def3c7b287d1c"
 dependencies = [
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 "lazy_static",
@@ -938,12 +942,25 @@ dependencies = [
 ]

 [[package]]
-name = "iovec"
-version = "0.1.4"
+name = "io-lifetimes"
+version = "1.0.3"
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-checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
+checksum = "46112a93252b123d31a119a8d1a1ac19deac4fac6e0e8b0df58f0d4e5870e63c"
 dependencies = [
 "libc",
+ "windows-sys",
+]
+
+[[package]]
+name = "is-terminal"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "927609f78c2913a6f6ac3c27a4fe87f43e2a35367c0c4b0f8265e8f49a104330"
+dependencies = [
+ "hermit-abi 0.2.6",
+ "io-lifetimes",
+ "rustix",
+ "windows-sys",
 ]

 [[package]]
@@ -977,13 +994,23 @@ dependencies = [
 ]

 [[package]]
-name = "kernel32-sys"
-version = "0.2.2"
+name = "kqueue"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
+checksum = "2c8fc60ba15bf51257aa9807a48a61013db043fcf3a78cb0d916e8e396dcad98"
 dependencies = [
- "winapi 0.2.8",
- "winapi-build",
+ "kqueue-sys",
+ "libc",
+]
+
+[[package]]
+name = "kqueue-sys"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8367585489f01bc55dd27404dcf56b95e6da061a256a666ab23be9ba96a2e587"
+dependencies = [
+ "bitflags",
+ "libc",
 ]

 [[package]]
@@ -1024,12 +1051,6 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"

-[[package]]
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-version = "1.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
-
 [[package]]
 name = "lexical-parse-float"
 version = "0.8.5"
@@ -1062,9 +1083,9 @@ dependencies = [

 [[package]]
 name = "libc"
-version = "0.2.137"
+version = "0.2.138"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc7fcc620a3bff7cdd7a365be3376c97191aeaccc2a603e600951e452615bf89"
+checksum = "db6d7e329c562c5dfab7a46a2afabc8b987ab9a4834c9d1ca04dc54c1546cef8"

 [[package]]
 name = "libcst"
@@ -1105,6 +1126,12 @@ version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0717cef1bc8b636c6e1c1bbdefc09e6322da8a9321966e8928ef80d20f7f770f"

+[[package]]
+name = "linux-raw-sys"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f9f08d8963a6c613f4b1a78f4f4a4dbfadf8e6545b2d72861731e4858b8b47f"
+
 [[package]]
 name = "lock_api"
 version = "0.4.9"
@@ -1147,74 +1174,32 @@ checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"

 [[package]]
 name = "memoffset"
-version = "0.6.5"
+version = "0.7.1"
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-checksum = "5aa361d4faea93603064a027415f07bd8e1d5c88c9fbf68bf56a285428fd79ce"
+checksum = "5de893c32cde5f383baa4c04c5d6dbdd735cfd4a794b0debdb2bb1b421da5ff4"
 dependencies = [
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 [[package]]
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+version = "0.6.2"
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+checksum = "b275950c28b37e794e8c55d88aeb5e139d0ce23fdbbeda68f8d7174abdf9e8fa"
 dependencies = [
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 ]

 [[package]]
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+version = "0.8.5"
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+checksum = "e5d732bc30207a6423068df043e3d02e0735b155ad7ce1a6f76fe2baa5b158de"
 dependencies = [
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- "fuchsia-zircon",
- "fuchsia-zircon-sys",
- "iovec",
- "kernel32-sys",
 "libc",
 "log",
- "miow",
- "net2",
- "slab",
- "winapi 0.2.8",
-]
-
-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
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-dependencies = [
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- "log",
- "mio",
- "slab",
-]
-
-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebd808424166322d4a38da87083bfddd3ac4c131334ed55856112eb06d46944d"
-dependencies = [
- "kernel32-sys",
- "net2",
- "winapi 0.2.8",
- "ws2_32-sys",
-]
-
-[[package]]
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-version = "0.2.38"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74d0df99cfcd2530b2e694f6e17e7f37b8e26bb23983ac530c0c97408837c631"
-dependencies = [
- "cfg-if 0.1.10",
- "libc",
- "winapi 0.3.9",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+ "windows-sys",
 ]

 [[package]]
@@ -1231,9 +1216,9 @@ checksum = "d906846a98739ed9d73d66e62c2641eef8321f1734b7a1156ab045a0248fb2b3"

 [[package]]
 name = "nix"
-version = "0.24.2"
+version = "0.24.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "195cdbc1741b8134346d515b3a56a1c94b0912758009cfd53f99ea0f57b065fc"
+checksum = "fa52e972a9a719cecb6864fb88568781eb706bac2cd1d4f04a648542dbf78069"
 dependencies = [
 "bitflags",
 "cfg-if 1.0.0",
@@ -1258,20 +1243,20 @@ dependencies = [

 [[package]]
 name = "notify"
-version = "4.0.17"
+version = "5.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae03c8c853dba7bfd23e571ff0cff7bc9dceb40a4cd684cd1681824183f45257"
+checksum = "ed2c66da08abae1c024c01d635253e402341b4060a12e99b31c7594063bf490a"
 dependencies = [
 "bitflags",
+ "crossbeam-channel",
 "filetime",
- "fsevent",
 "fsevent-sys",
 "inotify",
+ "kqueue",
 "libc",
 "mio",
- "mio-extras",
 "walkdir",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -1321,7 +1306,7 @@ version = "1.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f6058e64324c71e02bc2b150e4f3bc8286db6c83092132ffa3f6b1eab0f9def5"
 dependencies = [
- "hermit-abi",
+ "hermit-abi 0.1.19",
 "libc",
 ]

@@ -1339,9 +1324,9 @@ checksum = "0ab1bc2a289d34bd04a330323ac98a1b4bc82c9d9fcb1e66b63caa84da26b575"

 [[package]]
 name = "os_str_bytes"
-version = "6.3.1"
+version = "6.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3baf96e39c5359d2eb0dd6ccb42c62b91d9678aa68160d261b9e0ccbf9e9dea9"
+checksum = "9b7820b9daea5457c9f21c69448905d723fbd21136ccf521748f23fd49e723ee"

 [[package]]
 name = "parking_lot"
@@ -1355,9 +1340,9 @@ dependencies = [

 [[package]]
 name = "parking_lot_core"
-version = "0.9.4"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4dc9e0dc2adc1c69d09143aff38d3d30c5c3f0df0dad82e6d25547af174ebec0"
+checksum = "7ff9f3fef3968a3ec5945535ed654cb38ff72d7495a25619e2247fb15a2ed9ba"
 dependencies = [
 "cfg-if 1.0.0",
 "libc",
@@ -1557,9 +1542,9 @@ checksum = "925383efa346730478fb4838dbe9137d2a47675ad789c546d150a6e1dd4ab31c"

 [[package]]
 name = "predicates"
-version = "2.1.2"
+version = "2.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab68289ded120dcbf9d571afcf70163233229052aec9b08ab09532f698d0e1e6"
+checksum = "f54fc5dc63ed3bbf19494623db4f3af16842c0d975818e469022d09e53f0aa05"
 dependencies = [
 "difflib",
 "itertools",
@@ -1568,15 +1553,15 @@ dependencies = [

 [[package]]
 name = "predicates-core"
-version = "1.0.4"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a6e7125585d872860e9955ca571650b27a4979c5823084168c5ed5bbfb016b56"
+checksum = "72f883590242d3c6fc5bf50299011695fa6590c2c70eac95ee1bdb9a733ad1a2"

 [[package]]
 name = "predicates-tree"
-version = "1.0.6"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad3f7fa8d61e139cbc7c3edfebf3b6678883a53f5ffac65d1259329a93ee43a5"
+checksum = "54ff541861505aabf6ea722d2131ee980b8276e10a1297b94e896dd8b621850d"
 dependencies = [
 "predicates-core",
 "termtree",
@@ -1736,11 +1721,10 @@ dependencies = [

 [[package]]
 name = "rayon"
-version = "1.5.3"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd99e5772ead8baa5215278c9b15bf92087709e9c1b2d1f97cdb5a183c933a7d"
+checksum = "1e060280438193c554f654141c9ea9417886713b7acd75974c85b18a69a88e0b"
 dependencies = [
- "autocfg",
 "crossbeam-deque",
 "either",
 "rayon-core",
@@ -1748,9 +1732,9 @@ dependencies = [

 [[package]]
 name = "rayon-core"
-version = "1.9.3"
+version = "1.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "258bcdb5ac6dad48491bb2992db6b7cf74878b0384908af124823d118c99683f"
+checksum = "cac410af5d00ab6884528b4ab69d1e8e146e8d471201800fa1b4524126de6ad3"
 dependencies = [
 "crossbeam-channel",
 "crossbeam-deque",
@@ -1807,7 +1791,7 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -1822,7 +1806,7 @@ dependencies = [
 "spin",
 "untrusted",
 "web-sys",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -1837,7 +1821,7 @@ dependencies = [

 [[package]]
 name = "ruff"
-version = "0.0.153"
+version = "0.0.159"
 dependencies = [
 "annotate-snippets 0.9.1",
 "anyhow",
@@ -1847,7 +1831,7 @@ dependencies = [
 "bitflags",
 "cachedir",
 "chrono",
- "clap 4.0.22",
+ "clap 4.0.29",
 "clap_complete_command",
 "clearscreen",
 "colored",
@@ -1889,13 +1873,14 @@ dependencies = [

 [[package]]
 name = "ruff_dev"
-version = "0.0.153"
+version = "0.0.159"
 dependencies = [
 "anyhow",
- "clap 4.0.22",
+ "clap 4.0.29",
 "codegen",
 "itertools",
 "libcst",
+ "once_cell",
 "ruff",
 "rustpython-ast",
 "rustpython-common",
@@ -1910,6 +1895,20 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"

+[[package]]
+name = "rustix"
+version = "0.36.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cb93e85278e08bb5788653183213d3a60fc242b10cb9be96586f5a73dcb67c23"
+dependencies = [
+ "bitflags",
+ "errno",
+ "io-lifetimes",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys",
+]
+
 [[package]]
 name = "rustls"
 version = "0.20.7"
@@ -1925,7 +1924,7 @@ dependencies = [
 [[package]]
 name = "rustpython-ast"
 version = "0.1.0"
-source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
+source = "git+https://github.com/RustPython/RustPython.git?rev=28f9f65ccc625f00835d84bbb5fba274dce5aa89#28f9f65ccc625f00835d84bbb5fba274dce5aa89"
 dependencies = [
 "num-bigint",
 "rustpython-common",
@@ -1935,7 +1934,7 @@ dependencies = [
 [[package]]
 name = "rustpython-common"
 version = "0.0.0"
-source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
+source = "git+https://github.com/RustPython/RustPython.git?rev=28f9f65ccc625f00835d84bbb5fba274dce5aa89#28f9f65ccc625f00835d84bbb5fba274dce5aa89"
 dependencies = [
 "ascii",
 "cfg-if 1.0.0",
@@ -1958,7 +1957,7 @@ dependencies = [
 [[package]]
 name = "rustpython-compiler-core"
 version = "0.1.2"
-source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
+source = "git+https://github.com/RustPython/RustPython.git?rev=28f9f65ccc625f00835d84bbb5fba274dce5aa89#28f9f65ccc625f00835d84bbb5fba274dce5aa89"
 dependencies = [
 "bincode",
 "bitflags",
@@ -1975,7 +1974,7 @@ dependencies = [
 [[package]]
 name = "rustpython-parser"
 version = "0.1.2"
-source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
+source = "git+https://github.com/RustPython/RustPython.git?rev=28f9f65ccc625f00835d84bbb5fba274dce5aa89#28f9f65ccc625f00835d84bbb5fba274dce5aa89"
 dependencies = [
 "ahash",
 "anyhow",
@@ -2048,18 +2047,18 @@ checksum = "e25dfac463d778e353db5be2449d1cce89bd6fd23c9f1ea21310ce6e5a1b29c4"

 [[package]]
 name = "serde"
-version = "1.0.147"
+version = "1.0.148"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d193d69bae983fc11a79df82342761dfbf28a99fc8d203dca4c3c1b590948965"
+checksum = "e53f64bb4ba0191d6d0676e1b141ca55047d83b74f5607e6d8eb88126c52c2dc"
 dependencies = [
 "serde_derive",
 ]

 [[package]]
 name = "serde_derive"
-version = "1.0.147"
+version = "1.0.148"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4f1d362ca8fc9c3e3a7484440752472d68a6caa98f1ab81d99b5dfe517cec852"
+checksum = "a55492425aa53521babf6137309e7d34c20bbfbbfcfe2c7f3a047fd1f6b92c0c"
 dependencies = [
 "proc-macro2",
 "quote",
@@ -2068,9 +2067,9 @@ dependencies = [

 [[package]]
 name = "serde_json"
-version = "1.0.87"
+version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ce777b7b150d76b9cf60d28b55f5847135a003f7d7350c6be7a773508ce7d45"
+checksum = "020ff22c755c2ed3f8cf162dbb41a7268d934702f3ed3631656ea597e08fc3db"
 dependencies = [
 "itoa",
 "ryu",
@@ -2079,9 +2078,9 @@ dependencies = [

 [[package]]
 name = "similar"
-version = "2.2.0"
+version = "2.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62ac7f900db32bf3fd12e0117dd3dc4da74bc52ebaac97f39668446d89694803"
+checksum = "420acb44afdae038210c99e69aae24109f32f15500aa708e81d46c9f29d55fcf"

 [[package]]
 name = "siphasher"
@@ -2089,15 +2088,6 @@ version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7bd3e3206899af3f8b12af284fafc038cc1dc2b41d1b89dd17297221c5d225de"

-[[package]]
-name = "slab"
-version = "0.4.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4614a76b2a8be0058caa9dbbaf66d988527d86d003c11a94fbd335d7661edcef"
-dependencies = [
- "autocfg",
-]
-
 [[package]]
 name = "smallvec"
 version = "1.10.0"
@@ -2171,9 +2161,9 @@ dependencies = [

 [[package]]
 name = "syn"
-version = "1.0.103"
+version = "1.0.105"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a864042229133ada95abf3b54fdc62ef5ccabe9515b64717bcb9a1919e59445d"
+checksum = "60b9b43d45702de4c839cb9b51d9f529c5dd26a4aff255b42b1ebc03e88ee908"
 dependencies = [
 "proc-macro2",
 "quote",
@@ -2191,7 +2181,7 @@ dependencies = [
 "libc",
 "redox_syscall",
 "remove_dir_all",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -2202,7 +2192,7 @@ checksum = "c59df8ac95d96ff9bede18eb7300b0fda5e5d8d90960e76f8e14ae765eedbf1f"
 dependencies = [
 "dirs-next",
 "rustversion",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -2221,7 +2211,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "633c1a546cee861a1a6d0dc69ebeca693bf4296661ba7852b9d21d159e0506df"
 dependencies = [
 "libc",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -2304,7 +2294,7 @@ checksum = "1b797afad3f312d1c66a56d11d0316f916356d11bd158fbc6ca6389ff6bf805a"
 dependencies = [
 "libc",
 "wasi 0.10.0+wasi-snapshot-preview1",
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -2567,7 +2557,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "808cf2735cd4b6866113f648b791c6adc5714537bc222d9347bb203386ffda56"
 dependencies = [
 "same-file",
- "winapi 0.3.9",
+ "winapi",
 "winapi-util",
 ]

@@ -2689,12 +2679,6 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "17882f045410753661207383517a6f62ec3dbeb6a4ed2acce01f0728238d1983"

-[[package]]
-name = "winapi"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
-
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -2705,12 +2689,6 @@ dependencies = [
 "winapi-x86_64-pc-windows-gnu",
 ]

-[[package]]
-name = "winapi-build"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
-
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -2723,7 +2701,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]

 [[package]]
@@ -2789,16 +2767,6 @@ version = "0.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"

-[[package]]
-name = "ws2_32-sys"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
-]
-
 [[package]]
 name = "yaml-rust"
 version = "0.4.5"
@@ -2814,5 +2782,5 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fe5c30ade05e61656247b2e334a031dfd0cc466fadef865bdcdea8d537951bf1"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ members = [

 [package]
 name = "ruff"
-version = "0.0.153"
+version = "0.0.159"
 edition = "2021"
 rust-version = "1.65.0"

@@ -33,7 +33,7 @@ itertools = { version = "0.10.5" }
 libcst = { git = "https://github.com/charliermarsh/LibCST", rev = "f2f0b7a487a8725d161fe8b3ed73a6758b21e177" }
 log = { version = "0.4.17" }
 nohash-hasher = { version = "0.2.0" }
-notify = { version = "4.0.17" }
+notify = { version = "5.0.0" }
 num-bigint = { version = "0.4.3" }
 once_cell = { version = "1.16.0" }
 path-absolutize = { version = "3.0.14", features = ["once_cell_cache", "use_unix_paths_on_wasm"] }
@@ -42,9 +42,9 @@ rayon = { version = "1.5.3" }
 regex = { version = "1.6.0" }
 ropey = { version = "1.5.0", features = ["cr_lines", "simd"], default-features = false }
 rustc-hash = { version = "1.1.0" }
-rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "f885db8c61514f069979861f6b3bd83292086231" }
-rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "f885db8c61514f069979861f6b3bd83292086231" }
-rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "f885db8c61514f069979861f6b3bd83292086231" }
+rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "28f9f65ccc625f00835d84bbb5fba274dce5aa89" }
+rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "28f9f65ccc625f00835d84bbb5fba274dce5aa89" }
+rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "28f9f65ccc625f00835d84bbb5fba274dce5aa89" }
 serde = { version = "1.0.147", features = ["derive"] }
 serde_json = { version = "1.0.87" }
 strum = { version = "0.24.1", features = ["strum_macros"] }
--- a/25
+++ b/25
@@ -363,6 +363,31 @@ are:
    THE SOFTWARE.
  """

+- flake8-return, licensed as follows:
+  """
+    MIT License
+
+    Copyright (c) 2019 Afonasev Evgeniy
+
+    Permission is hereby granted, free of charge, to any person obtaining a copy
+    of this software and associated documentation files (the "Software"), to deal
+    in the Software without restriction, including without limitation the rights
+    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+    copies of the Software, and to permit persons to whom the Software is
+    furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be included in all
+    copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+    SOFTWARE.
+  """
+
 - isort, licensed as follows:
  """
    The MIT License (MIT)
--- a/README.md
+++ b/README.md
@@ -71,28 +71,28 @@ of [Conda](https://docs.conda.io/en/latest/):
 1. [Supported Rules](#supported-rules)
   1. [Pyflakes (F)](#pyflakes)
   1. [pycodestyle (E, W)](#pycodestyle)
+   1. [mccabe (C90)](#mccabe)
   1. [isort (I)](#isort)
   1. [pydocstyle (D)](#pydocstyle)
-   1. [pyupgrade (U)](#pyupgrade)
+   1. [pyupgrade (UP)](#pyupgrade)
   1. [pep8-naming (N)](#pep8-naming)
-   1. [eradicate (ERA)](#eradicate)
+   1. [flake8-2020 (YTT)](#flake8-2020)
+   1. [flake8-annotations (ANN)](#flake8-annotations)
   1. [flake8-bandit (S)](#flake8-bandit)
-   1. [flake8-comprehensions (C4)](#flake8-comprehensions)
+   1. [flake8-blind-except (BLE)](#flake8-blind-except)
   1. [flake8-boolean-trap (FBT)](#flake8-boolean-trap)
   1. [flake8-bugbear (B)](#flake8-bugbear)
   1. [flake8-builtins (A)](#flake8-builtins)
+   1. [flake8-comprehensions (C4)](#flake8-comprehensions)
   1. [flake8-debugger (T10)](#flake8-debugger)
-   1. [flake8-tidy-imports (I25)](#flake8-tidy-imports)
   1. [flake8-print (T20)](#flake8-print)
   1. [flake8-quotes (Q)](#flake8-quotes)
-   1. [flake8-annotations (ANN)](#flake8-annotations)
-   1. [flake8-2020 (YTT)](#flake8-2020)
-   1. [flake8-blind-except (BLE)](#flake8-blind-except)
-   1. [mccabe (C90)](#mccabe)
+   1. [flake8-return (RET)](#flake8-return)
+   1. [flake8-tidy-imports (I25)](#flake8-tidy-imports)
+   1. [eradicate (ERA)](#eradicate)
   1. [pygrep-hooks (PGH)](#pygrep-hooks)
   1. [Pylint (PL)](#pylint)
   1. [Ruff-specific rules (RUF)](#ruff-specific-rules)
-   1. [Meta rules (M)](#meta-rules)
 1. [Editor Integrations](#editor-integrations)
 1. [FAQ](#faq)
 1. [Development](#development)
@@ -145,7 +145,7 @@ Ruff also works with [pre-commit](https://pre-commit.com):
 ```yaml
 repos:
  - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.0.153
+    rev: v0.0.159
    hooks:
      - id: ruff
 ```
@@ -354,13 +354,13 @@ For targeted exclusions across entire files (e.g., "Ignore all F841 violations i

 Ruff supports several workflows to aid in `noqa` management.

-First, Ruff provides a special error code, `M001`, to enforce that your `noqa` directives are
+First, Ruff provides a special error code, `RUF100`, to enforce that your `noqa` directives are
 "valid", in that the errors they _say_ they ignore are actually being triggered on that line (and
-thus suppressed). You can run `ruff /path/to/file.py --extend-select M001` to flag unused `noqa`
+thus suppressed). You can run `ruff /path/to/file.py --extend-select RUF100` to flag unused `noqa`
 directives.

 Second, Ruff can _automatically remove_ unused `noqa` directives via its autofix functionality.
-You can run `ruff /path/to/file.py --extend-select M001 --fix` to automatically remove unused
+You can run `ruff /path/to/file.py --extend-select RUF100 --fix` to automatically remove unused
 `noqa` directives.

 Third, Ruff can _automatically add_ `noqa` directives to all failing lines. This is useful when
@@ -450,6 +450,14 @@ For more, see [pycodestyle](https://pypi.org/project/pycodestyle/2.9.1/) on PyPI
 | W292 | NoNewLineAtEndOfFile | No newline at end of file |  |
 | W605 | InvalidEscapeSequence | Invalid escape sequence: '\c' |  |

+### mccabe
+
+For more, see [mccabe](https://pypi.org/project/mccabe/0.7.0/) on PyPI.
+
+| Code | Name | Message | Fix |
+| ---- | ---- | ------- | --- |
+| C901 | FunctionIsTooComplex | `...` is too complex (10) |  |
+
 ### isort

 For more, see [isort](https://pypi.org/project/isort/5.10.1/) on PyPI.
@@ -515,20 +523,20 @@ For more, see [pyupgrade](https://pypi.org/project/pyupgrade/3.2.0/) on PyPI.

 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
-| U001 | UselessMetaclassType | `__metaclass__ = type` is implied | 🛠 |
-| U003 | TypeOfPrimitive | Use `str` instead of `type(...)` | 🛠 |
-| U004 | UselessObjectInheritance | Class `...` inherits from object | 🛠 |
-| U005 | DeprecatedUnittestAlias | `assertEquals` is deprecated, use `assertEqual` instead | 🛠 |
-| U006 | UsePEP585Annotation | Use `list` instead of `List` for type annotations | 🛠 |
-| U007 | UsePEP604Annotation | Use `X \| Y` for type annotations | 🛠 |
-| U008 | SuperCallWithParameters | Use `super()` instead of `super(__class__, self)` | 🛠 |
-| U009 | PEP3120UnnecessaryCodingComment | UTF-8 encoding declaration is unnecessary | 🛠 |
-| U010 | UnnecessaryFutureImport | Unnecessary `__future__` import `...` for target Python version | 🛠 |
-| U011 | UnnecessaryLRUCacheParams | Unnecessary parameters to `functools.lru_cache` | 🛠 |
-| U012 | UnnecessaryEncodeUTF8 | Unnecessary call to `encode` as UTF-8 | 🛠 |
-| U013 | ConvertTypedDictFunctionalToClass | Convert `...` from `TypedDict` functional to class syntax | 🛠 |
-| U014 | ConvertNamedTupleFunctionalToClass | Convert `...` from `NamedTuple` functional to class syntax | 🛠 |
-| U015 | RedundantOpenModes | Unnecessary open mode parameters | 🛠 |
+| UP001 | UselessMetaclassType | `__metaclass__ = type` is implied | 🛠 |
+| UP003 | TypeOfPrimitive | Use `str` instead of `type(...)` | 🛠 |
+| UP004 | UselessObjectInheritance | Class `...` inherits from object | 🛠 |
+| UP005 | DeprecatedUnittestAlias | `assertEquals` is deprecated, use `assertEqual` instead | 🛠 |
+| UP006 | UsePEP585Annotation | Use `list` instead of `List` for type annotations | 🛠 |
+| UP007 | UsePEP604Annotation | Use `X \| Y` for type annotations | 🛠 |
+| UP008 | SuperCallWithParameters | Use `super()` instead of `super(__class__, self)` | 🛠 |
+| UP009 | PEP3120UnnecessaryCodingComment | UTF-8 encoding declaration is unnecessary | 🛠 |
+| UP010 | UnnecessaryFutureImport | Unnecessary `__future__` import `...` for target Python version | 🛠 |
+| UP011 | UnnecessaryLRUCacheParams | Unnecessary parameters to `functools.lru_cache` | 🛠 |
+| UP012 | UnnecessaryEncodeUTF8 | Unnecessary call to `encode` as UTF-8 | 🛠 |
+| UP013 | ConvertTypedDictFunctionalToClass | Convert `...` from `TypedDict` functional to class syntax | 🛠 |
+| UP014 | ConvertNamedTupleFunctionalToClass | Convert `...` from `NamedTuple` functional to class syntax | 🛠 |
+| UP015 | RedundantOpenModes | Unnecessary open mode parameters | 🛠 |

 ### pep8-naming

@@ -552,13 +560,40 @@ For more, see [pep8-naming](https://pypi.org/project/pep8-naming/0.13.2/) on PyP
 | N817 | CamelcaseImportedAsAcronym | Camelcase `...` imported as acronym `...` |  |
 | N818 | ErrorSuffixOnExceptionName | Exception name `...` should be named with an Error suffix |  |

-### eradicate
+### flake8-2020

-For more, see [eradicate](https://pypi.org/project/eradicate/2.1.0/) on PyPI.
+For more, see [flake8-2020](https://pypi.org/project/flake8-2020/1.7.0/) on PyPI.

 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
-| ERA001 | CommentedOutCode | Found commented-out code | 🛠 |
+| YTT101 | SysVersionSlice3Referenced | `sys.version[:3]` referenced (python3.10), use `sys.version_info` |  |
+| YTT102 | SysVersion2Referenced | `sys.version[2]` referenced (python3.10), use `sys.version_info` |  |
+| YTT103 | SysVersionCmpStr3 | `sys.version` compared to string (python3.10), use `sys.version_info` |  |
+| YTT201 | SysVersionInfo0Eq3Referenced | `sys.version_info[0] == 3` referenced (python4), use `>=` |  |
+| YTT202 | SixPY3Referenced | `six.PY3` referenced (python4), use `not six.PY2` |  |
+| YTT203 | SysVersionInfo1CmpInt | `sys.version_info[1]` compared to integer (python4), compare `sys.version_info` to tuple |  |
+| YTT204 | SysVersionInfoMinorCmpInt | `sys.version_info.minor` compared to integer (python4), compare `sys.version_info` to tuple |  |
+| YTT301 | SysVersion0Referenced | `sys.version[0]` referenced (python10), use `sys.version_info` |  |
+| YTT302 | SysVersionCmpStr10 | `sys.version` compared to string (python10), use `sys.version_info` |  |
+| YTT303 | SysVersionSlice1Referenced | `sys.version[:1]` referenced (python10), use `sys.version_info` |  |
+
+### flake8-annotations
+
+For more, see [flake8-annotations](https://pypi.org/project/flake8-annotations/2.9.1/) on PyPI.
+
+| Code | Name | Message | Fix |
+| ---- | ---- | ------- | --- |
+| ANN001 | MissingTypeFunctionArgument | Missing type annotation for function argument `...` |  |
+| ANN002 | MissingTypeArgs | Missing type annotation for `*...` |  |
+| ANN003 | MissingTypeKwargs | Missing type annotation for `**...` |  |
+| ANN101 | MissingTypeSelf | Missing type annotation for `...` in method |  |
+| ANN102 | MissingTypeCls | Missing type annotation for `...` in classmethod |  |
+| ANN201 | MissingReturnTypePublicFunction | Missing return type annotation for public function `...` |  |
+| ANN202 | MissingReturnTypePrivateFunction | Missing return type annotation for private function `...` |  |
+| ANN204 | MissingReturnTypeMagicMethod | Missing return type annotation for magic method `...` |  |
+| ANN205 | MissingReturnTypeStaticMethod | Missing return type annotation for staticmethod `...` |  |
+| ANN206 | MissingReturnTypeClassMethod | Missing return type annotation for classmethod `...` |  |
+| ANN401 | DynamicallyTypedExpression | Dynamically typed expressions (typing.Any) are disallowed in `...` |  |

 ### flake8-bandit

@@ -573,36 +608,13 @@ For more, see [flake8-bandit](https://pypi.org/project/flake8-bandit/4.1.1/) on
 | S106 | HardcodedPasswordFuncArg | Possible hardcoded password: `"..."` |  |
 | S107 | HardcodedPasswordDefault | Possible hardcoded password: `"..."` |  |

-### flake8-comprehensions
+### flake8-blind-except

-For more, see [flake8-comprehensions](https://pypi.org/project/flake8-comprehensions/3.10.1/) on PyPI.
+For more, see [flake8-blind-except](https://pypi.org/project/flake8-blind-except/0.2.1/) on PyPI.

 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
-| C400 | UnnecessaryGeneratorList | Unnecessary generator (rewrite as a `list` comprehension) | 🛠 |
-| C401 | UnnecessaryGeneratorSet | Unnecessary generator (rewrite as a `set` comprehension) | 🛠 |
-| C402 | UnnecessaryGeneratorDict | Unnecessary generator (rewrite as a `dict` comprehension) | 🛠 |
-| C403 | UnnecessaryListComprehensionSet | Unnecessary `list` comprehension (rewrite as a `set` comprehension) | 🛠 |
-| C404 | UnnecessaryListComprehensionDict | Unnecessary `list` comprehension (rewrite as a `dict` comprehension) | 🛠 |
-| C405 | UnnecessaryLiteralSet | Unnecessary `(list\|tuple)` literal (rewrite as a `set` literal) | 🛠 |
-| C406 | UnnecessaryLiteralDict | Unnecessary `(list\|tuple)` literal (rewrite as a `dict` literal) | 🛠 |
-| C408 | UnnecessaryCollectionCall | Unnecessary `(dict\|list\|tuple)` call (rewrite as a literal) | 🛠 |
-| C409 | UnnecessaryLiteralWithinTupleCall | Unnecessary `(list\|tuple)` literal passed to `tuple()` (remove the outer call to `tuple()`) | 🛠 |
-| C410 | UnnecessaryLiteralWithinListCall | Unnecessary `(list\|tuple)` literal passed to `list()` (rewrite as a `list` literal) | 🛠 |
-| C411 | UnnecessaryListCall | Unnecessary `list` call (remove the outer call to `list()`) | 🛠 |
-| C413 | UnnecessaryCallAroundSorted | Unnecessary `(list\|reversed)` call around `sorted()` |  |
-| C414 | UnnecessaryDoubleCastOrProcess | Unnecessary `(list\|reversed\|set\|sorted\|tuple)` call within `(list\|set\|sorted\|tuple)()` |  |
-| C415 | UnnecessarySubscriptReversal | Unnecessary subscript reversal of iterable within `(reversed\|set\|sorted)()` |  |
-| C416 | UnnecessaryComprehension | Unnecessary `(list\|set)` comprehension (rewrite using `(list\|set)()`) | 🛠 |
-| C417 | UnnecessaryMap | Unnecessary `map` usage (rewrite using a `(list\|set\|dict)` comprehension) |  |
-
-### flake8-debugger
-
-For more, see [flake8-debugger](https://pypi.org/project/flake8-debugger/4.1.2/) on PyPI.
-
-| Code | Name | Message | Fix |
-| ---- | ---- | ------- | --- |
-| T100 | Debugger | Import for `...` found |  |
+| BLE001 | BlindExcept | Blind except Exception: statement |  |

 ### flake8-boolean-trap

@@ -658,13 +670,36 @@ For more, see [flake8-builtins](https://pypi.org/project/flake8-builtins/2.0.1/)
 | A002 | BuiltinArgumentShadowing | Argument `...` is shadowing a python builtin |  |
 | A003 | BuiltinAttributeShadowing | Class attribute `...` is shadowing a python builtin |  |

-### flake8-tidy-imports
+### flake8-comprehensions

-For more, see [flake8-tidy-imports](https://pypi.org/project/flake8-tidy-imports/4.8.0/) on PyPI.
+For more, see [flake8-comprehensions](https://pypi.org/project/flake8-comprehensions/3.10.1/) on PyPI.

 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
-| I252 | BannedRelativeImport | Relative imports are banned |  |
+| C400 | UnnecessaryGeneratorList | Unnecessary generator (rewrite as a `list` comprehension) | 🛠 |
+| C401 | UnnecessaryGeneratorSet | Unnecessary generator (rewrite as a `set` comprehension) | 🛠 |
+| C402 | UnnecessaryGeneratorDict | Unnecessary generator (rewrite as a `dict` comprehension) | 🛠 |
+| C403 | UnnecessaryListComprehensionSet | Unnecessary `list` comprehension (rewrite as a `set` comprehension) | 🛠 |
+| C404 | UnnecessaryListComprehensionDict | Unnecessary `list` comprehension (rewrite as a `dict` comprehension) | 🛠 |
+| C405 | UnnecessaryLiteralSet | Unnecessary `(list\|tuple)` literal (rewrite as a `set` literal) | 🛠 |
+| C406 | UnnecessaryLiteralDict | Unnecessary `(list\|tuple)` literal (rewrite as a `dict` literal) | 🛠 |
+| C408 | UnnecessaryCollectionCall | Unnecessary `(dict\|list\|tuple)` call (rewrite as a literal) | 🛠 |
+| C409 | UnnecessaryLiteralWithinTupleCall | Unnecessary `(list\|tuple)` literal passed to `tuple()` (remove the outer call to `tuple()`) | 🛠 |
+| C410 | UnnecessaryLiteralWithinListCall | Unnecessary `(list\|tuple)` literal passed to `list()` (rewrite as a `list` literal) | 🛠 |
+| C411 | UnnecessaryListCall | Unnecessary `list` call (remove the outer call to `list()`) | 🛠 |
+| C413 | UnnecessaryCallAroundSorted | Unnecessary `(list\|reversed)` call around `sorted()` |  |
+| C414 | UnnecessaryDoubleCastOrProcess | Unnecessary `(list\|reversed\|set\|sorted\|tuple)` call within `(list\|set\|sorted\|tuple)()` |  |
+| C415 | UnnecessarySubscriptReversal | Unnecessary subscript reversal of iterable within `(reversed\|set\|sorted)()` |  |
+| C416 | UnnecessaryComprehension | Unnecessary `(list\|set)` comprehension (rewrite using `(list\|set)()`) | 🛠 |
+| C417 | UnnecessaryMap | Unnecessary `map` usage (rewrite using a `(list\|set\|dict)` comprehension) |  |
+
+### flake8-debugger
+
+For more, see [flake8-debugger](https://pypi.org/project/flake8-debugger/4.1.2/) on PyPI.
+
+| Code | Name | Message | Fix |
+| ---- | ---- | ------- | --- |
+| T100 | Debugger | Import for `...` found |  |

 ### flake8-print

@@ -686,56 +721,36 @@ For more, see [flake8-quotes](https://pypi.org/project/flake8-quotes/3.3.1/) on
 | Q002 | BadQuotesDocstring | Single quote docstring found but double quotes preferred |  |
 | Q003 | AvoidQuoteEscape | Change outer quotes to avoid escaping inner quotes |  |

-### flake8-annotations
+### flake8-return

-For more, see [flake8-annotations](https://pypi.org/project/flake8-annotations/2.9.1/) on PyPI.
+For more, see [flake8-return](https://pypi.org/project/flake8-return/1.2.0/) on PyPI.

 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
-| ANN001 | MissingTypeFunctionArgument | Missing type annotation for function argument `...` |  |
-| ANN002 | MissingTypeArgs | Missing type annotation for `*...` |  |
-| ANN003 | MissingTypeKwargs | Missing type annotation for `**...` |  |
-| ANN101 | MissingTypeSelf | Missing type annotation for `...` in method |  |
-| ANN102 | MissingTypeCls | Missing type annotation for `...` in classmethod |  |
-| ANN201 | MissingReturnTypePublicFunction | Missing return type annotation for public function `...` |  |
-| ANN202 | MissingReturnTypePrivateFunction | Missing return type annotation for private function `...` |  |
-| ANN204 | MissingReturnTypeMagicMethod | Missing return type annotation for magic method `...` |  |
-| ANN205 | MissingReturnTypeStaticMethod | Missing return type annotation for staticmethod `...` |  |
-| ANN206 | MissingReturnTypeClassMethod | Missing return type annotation for classmethod `...` |  |
-| ANN401 | DynamicallyTypedExpression | Dynamically typed expressions (typing.Any) are disallowed in `...` |  |
+| RET501 | UnnecessaryReturnNone | Do not explicitly `return None` in function if it is the only possible return value | 🛠 |
+| RET502 | ImplicitReturnValue | Do not implicitly `return None` in function able to return non-`None` value | 🛠 |
+| RET503 | ImplicitReturn | Missing explicit `return` at the end of function able to return non-`None` value | 🛠 |
+| RET504 | UnnecessaryAssign | Unnecessary variable assignment before `return` statement |  |
+| RET505 | SuperfluousElseReturn | Unnecessary `else` after `return` statement |  |
+| RET506 | SuperfluousElseRaise | Unnecessary `else` after `raise` statement |  |
+| RET507 | SuperfluousElseContinue | Unnecessary `else` after `continue` statement |  |
+| RET508 | SuperfluousElseBreak | Unnecessary `else` after `break` statement |  |

-### flake8-2020
+### flake8-tidy-imports

-For more, see [flake8-2020](https://pypi.org/project/flake8-2020/1.7.0/) on PyPI.
+For more, see [flake8-tidy-imports](https://pypi.org/project/flake8-tidy-imports/4.8.0/) on PyPI.

 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
-| YTT101 | SysVersionSlice3Referenced | `sys.version[:3]` referenced (python3.10), use `sys.version_info` |  |
-| YTT102 | SysVersion2Referenced | `sys.version[2]` referenced (python3.10), use `sys.version_info` |  |
-| YTT103 | SysVersionCmpStr3 | `sys.version` compared to string (python3.10), use `sys.version_info` |  |
-| YTT201 | SysVersionInfo0Eq3Referenced | `sys.version_info[0] == 3` referenced (python4), use `>=` |  |
-| YTT202 | SixPY3Referenced | `six.PY3` referenced (python4), use `not six.PY2` |  |
-| YTT203 | SysVersionInfo1CmpInt | `sys.version_info[1]` compared to integer (python4), compare `sys.version_info` to tuple |  |
-| YTT204 | SysVersionInfoMinorCmpInt | `sys.version_info.minor` compared to integer (python4), compare `sys.version_info` to tuple |  |
-| YTT301 | SysVersion0Referenced | `sys.version[0]` referenced (python10), use `sys.version_info` |  |
-| YTT302 | SysVersionCmpStr10 | `sys.version` compared to string (python10), use `sys.version_info` |  |
-| YTT303 | SysVersionSlice1Referenced | `sys.version[:1]` referenced (python10), use `sys.version_info` |  |
+| I252 | BannedRelativeImport | Relative imports are banned |  |

-### flake8-blind-except
+### eradicate

-For more, see [flake8-blind-except](https://pypi.org/project/flake8-blind-except/0.2.1/) on PyPI.
+For more, see [eradicate](https://pypi.org/project/eradicate/2.1.0/) on PyPI.

 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
-| BLE001 | BlindExcept | Blind except Exception: statement |  |
-
-### mccabe
-
-For more, see [mccabe](https://pypi.org/project/mccabe/0.7.0/) on PyPI.
-
-| Code | Name | Message | Fix |
-| ---- | ---- | ------- | --- |
-| C901 | FunctionIsTooComplex | `...` is too complex (10) |  |
+| ERA001 | CommentedOutCode | Found commented-out code | 🛠 |

 ### pygrep-hooks

@@ -751,10 +766,15 @@ For more, see [Pylint](https://pypi.org/project/pylint/2.15.7/) on PyPI.

 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
-| PLR1701 | ConsiderMergingIsinstance | Consider merging these isinstance calls: `isinstance(..., (...))` |  |
+| PLC0414 | UselessImportAlias | Import alias does not rename original package | 🛠 |
+| PLC2201 | MisplacedComparisonConstant | Comparison should be ... | 🛠 |
 | PLC3002 | UnnecessaryDirectLambdaCall | Lambda expression called directly. Execute the expression inline instead. |  |
-| PLR0206 | PropertyWithParameters | Cannot have defined parameters for properties |  |
 | PLE1142 | AwaitOutsideAsync | `await` should be used within an async function |  |
+| PLR0206 | PropertyWithParameters | Cannot have defined parameters for properties |  |
+| PLR0402 | ConsiderUsingFromImport | Consider using `from ... import ...` |  |
+| PLR1701 | ConsiderMergingIsinstance | Consider merging these isinstance calls: `isinstance(..., (...))` |  |
+| PLR1722 | ConsiderUsingSysExit | Consider using `sys.exit()` | 🛠 |
+| PLW0120 | UselessElseOnLoop | Else clause on loop without a break statement, remove the else and de-indent all the code inside it |  |

 ### Ruff-specific rules

@@ -763,13 +783,7 @@ For more, see [Pylint](https://pypi.org/project/pylint/2.15.7/) on PyPI.
 | RUF001 | AmbiguousUnicodeCharacterString | String contains ambiguous unicode character '𝐁' (did you mean 'B'?) | 🛠 |
 | RUF002 | AmbiguousUnicodeCharacterDocstring | Docstring contains ambiguous unicode character '𝐁' (did you mean 'B'?) | 🛠 |
 | RUF003 | AmbiguousUnicodeCharacterComment | Comment contains ambiguous unicode character '𝐁' (did you mean 'B'?) |  |
-| RUF101 | ConvertExitToSysExit | `exit()` is only available in the interpreter, use `sys.exit()` instead | 🛠 |
-
-### Meta rules
-
-| Code | Name | Message | Fix |
-| ---- | ---- | ------- | --- |
-| M001 | UnusedNOQA | Unused `noqa` directive | 🛠 |
+| RUF100 | UnusedNOQA | Unused `noqa` directive | 🛠 |

 <!-- End auto-generated sections. -->

@@ -918,6 +932,7 @@ natively, including:
 - [`flake8-eradicate`](https://pypi.org/project/flake8-eradicate/)
 - [`flake8-print`](https://pypi.org/project/flake8-print/)
 - [`flake8-quotes`](https://pypi.org/project/flake8-quotes/)
+- [`flake8-return`](https://pypi.org/project/flake8-return/)
 - [`flake8-super`](https://pypi.org/project/flake8-super/)
 - [`flake8-tidy-imports`](https://pypi.org/project/flake8-tidy-imports/) (1/3)
 - [`mccabe`](https://pypi.org/project/mccabe/)
@@ -965,6 +980,7 @@ Today, Ruff can be used to replace Flake8 when used with any of the following pl
 - [`flake8-eradicate`](https://pypi.org/project/flake8-eradicate/)
 - [`flake8-print`](https://pypi.org/project/flake8-print/)
 - [`flake8-quotes`](https://pypi.org/project/flake8-quotes/)
+- [`flake8-return`](https://pypi.org/project/flake8-return/)
 - [`flake8-super`](https://pypi.org/project/flake8-super/)
 - [`flake8-tidy-imports`](https://pypi.org/project/flake8-tidy-imports/) (1/3)
 - [`mccabe`](https://pypi.org/project/mccabe/)
@@ -1254,25 +1270,6 @@ Summary

 ### Options

-#### [`dummy_variable_rgx`](#dummy_variable_rgx)
-
-A regular expression used to identify "dummy" variables, or those which should be ignored when evaluating
-(e.g.) unused-variable checks.
-
-**Default value**: `"^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"` (matches `_`, `__`, and `_var`, but not `_var_`)
-
-**Type**: `Regex`
-
-**Example usage**:
-
-```toml
-[tool.ruff]
-# Only ignore variables named "_".
-dummy_variable_rgx = "^_$"
-```
-
---
-
 #### [`exclude`](#exclude)

 A list of file patterns to exclude from linting.
@@ -1286,7 +1283,7 @@ Exclusions are based on globs, and can be either:
  (to exclude any Python files in `directory`). Note that these paths are relative to the
  project root (e.g., the directory containing your `pyproject.toml`).

-Note that you'll typically want to use [`extend_exclude`](#extend-exclude) to modify the excluded
+Note that you'll typically want to use [`extend-exclude`](#extend-exclude) to modify the excluded
 paths.

 **Default value**: `[".bzr", ".direnv", ".eggs", ".git", ".hg", ".mypy_cache", ".nox", ".pants.d", ".ruff_cache", ".svn", ".tox", ".venv", "__pypackages__", "_build", "buck-out", "build", "dist", "node_modules", "venv"]`
@@ -1493,6 +1490,44 @@ line-length = 120

 ---

+#### [`dummy-variable-rgx`](#dummy-variable-rgx)
+
+A regular expression used to identify "dummy" variables, or those which should be ignored when evaluating
+(e.g.) unused-variable checks.
+
+**Default value**: `"^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"` (matches `_`, `__`, and `_var`, but not `_var_`)
+
+**Type**: `Regex`
+
+**Example usage**:
+
+```toml
+[tool.ruff]
+# Only ignore variables named "_".
+dummy-variable-rgx = "^_$"
+```
+
+---
+
+#### [`ignore-init-module-imports`](#ignore-init-module-imports)
+
+Avoid automatically removing unused imports in `__init__.py` files. Such imports will still be
+flagged, but with a dedicated message suggesting that the import is either added to the module's
+`__all__` symbol, or re-exported with a redundant alias (e.g., `import os as os`).
+
+**Default value**: `false`
+
+**Type**: `bool`
+
+**Example usage**:
+
+```toml
+[tool.ruff]
+ignore-init-module-imports = true
+```
+
+---
+
 #### [`format`](#format)

 The style in which violation messages should be formatted: `"text"` (default), `"grouped"`
@@ -1772,7 +1807,7 @@ ban-relative-imports = "all"

 ### `isort`

-#### [`known-first-party`](known-first-party)
+#### [`known-first-party`](#known-first-party)

 A list of modules to consider first-party, regardless of whether they can be identified as such
 via introspection of the local filesystem.
@@ -1790,7 +1825,7 @@ known-first-party = ["src"]

 ---

-#### [`known-third-party`](known-third-party)
+#### [`known-third-party`](#known-third-party)

 A list of modules to consider third-party, regardless of whether they can be identified as such
 via introspection of the local filesystem.
@@ -1808,7 +1843,7 @@ known-third-party = ["fastapi"]

 ---

-#### [`extra-standard-library`](extra-standard-library)
+#### [`extra-standard-library`](#extra-standard-library)

 A list of modules to consider standard-library, in addition to those known to Ruff in advance.

@@ -1823,6 +1858,50 @@ A list of modules to consider standard-library, in addition to those known to Ru
 extra-standard-library = ["path"]
 ```

+---
+
+#### [`combine-as-imports`](#combine-as-imports)
+
+Combines as imports on the same line. See isort's [`combine-as-imports`](https://pycqa.github.io/isort/docs/configuration/options.html#combine-as-imports)
+option.
+
+**Default value**: `false`
+
+**Type**: `bool`
+
+**Example usage**:
+
+```toml
+[tool.ruff.isort]
+combine-as-imports = true
+```
+
+---
+
+#### [`force-wrap-aliases`](#force-wrap-aliases)
+
+Force `import from` statements with multiple members and at least one alias (e.g., `import A as B`)
+to wrap such that every line contains exactly one member. For example, this formatting would be
+retained, rather than condensing to a single line:
+
+```py
+from .utils import (
+    test_directory as test_directory,
+    test_id as test_id
+)
+```
+
+**Default value**: `false`
+
+**Type**: `bool`
+
+**Example usage**:
+
+```toml
+[tool.ruff.isort]
+force-wrap-aliases = true
+```
+
 ### `mccabe`

 #### [`max-complexity`](#max-complexity)
--- a/create_plugin.sh
+++ b/create_plugin.sh
@@ -0,0 +1,11 @@
+set -euxo pipefail
+
+NAME=$1
+
+mkdir -p src/$1
+mkdir -p resources/test/fixtures/$1
+touch src/$1/mod.rs
+
+sed -i "" "s/mod flake8_print;/mod flake8_print; mod flake8_return;/g" src/lib.rs
+sed -i "" "s|// flake8-print|// flake8-return\n// flake8-print|g" src/checks.rs
+
--- a/flake8_to_ruff/Cargo.lock
+++ b/flake8_to_ruff/Cargo.lock
@@ -771,7 +771,7 @@ checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"

 [[package]]
 name = "flake8_to_ruff"
-version = "0.0.153"
+version = "0.0.159"
 dependencies = [
 "anyhow",
 "clap",
@@ -1975,7 +1975,7 @@ dependencies = [

 [[package]]
 name = "ruff"
-version = "0.0.153"
+version = "0.0.159"
 dependencies = [
 "anyhow",
 "bincode",
@@ -2028,7 +2028,7 @@ dependencies = [
 [[package]]
 name = "rustpython-ast"
 version = "0.1.0"
-source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
+source = "git+https://github.com/RustPython/RustPython.git?rev=28f9f65ccc625f00835d84bbb5fba274dce5aa89#28f9f65ccc625f00835d84bbb5fba274dce5aa89"
 dependencies = [
 "num-bigint",
 "rustpython-common",
@@ -2038,7 +2038,7 @@ dependencies = [
 [[package]]
 name = "rustpython-common"
 version = "0.0.0"
-source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
+source = "git+https://github.com/RustPython/RustPython.git?rev=28f9f65ccc625f00835d84bbb5fba274dce5aa89#28f9f65ccc625f00835d84bbb5fba274dce5aa89"
 dependencies = [
 "ascii",
 "cfg-if 1.0.0",
@@ -2061,7 +2061,7 @@ dependencies = [
 [[package]]
 name = "rustpython-compiler-core"
 version = "0.1.2"
-source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
+source = "git+https://github.com/RustPython/RustPython.git?rev=28f9f65ccc625f00835d84bbb5fba274dce5aa89#28f9f65ccc625f00835d84bbb5fba274dce5aa89"
 dependencies = [
 "bincode",
 "bitflags",
@@ -2078,7 +2078,7 @@ dependencies = [
 [[package]]
 name = "rustpython-parser"
 version = "0.1.2"
-source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
+source = "git+https://github.com/RustPython/RustPython.git?rev=28f9f65ccc625f00835d84bbb5fba274dce5aa89#28f9f65ccc625f00835d84bbb5fba274dce5aa89"
 dependencies = [
 "ahash",
 "anyhow",
--- a/flake8_to_ruff/Cargo.toml
+++ b/flake8_to_ruff/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "flake8-to-ruff"
-version = "0.0.153-dev.0"
+version = "0.0.159-dev.0"
 edition = "2021"

 [lib]
--- a/flake8_to_ruff/src/converter.rs
+++ b/flake8_to_ruff/src/converter.rs
@@ -253,6 +253,7 @@ mod tests {
            fixable: None,
            format: None,
            ignore: Some(vec![]),
+            ignore_init_module_imports: None,
            line_length: None,
            per_file_ignores: None,
            select: Some(vec![
@@ -295,6 +296,7 @@ mod tests {
            fixable: None,
            format: None,
            ignore: Some(vec![]),
+            ignore_init_module_imports: None,
            line_length: Some(100),
            per_file_ignores: None,
            select: Some(vec![
@@ -337,6 +339,7 @@ mod tests {
            fixable: None,
            format: None,
            ignore: Some(vec![]),
+            ignore_init_module_imports: None,
            line_length: Some(100),
            per_file_ignores: None,
            select: Some(vec![
@@ -379,6 +382,7 @@ mod tests {
            fixable: None,
            format: None,
            ignore: Some(vec![]),
+            ignore_init_module_imports: None,
            line_length: None,
            per_file_ignores: None,
            select: Some(vec![
@@ -421,6 +425,7 @@ mod tests {
            fixable: None,
            format: None,
            ignore: Some(vec![]),
+            ignore_init_module_imports: None,
            line_length: None,
            per_file_ignores: None,
            select: Some(vec![
@@ -471,6 +476,7 @@ mod tests {
            fixable: None,
            format: None,
            ignore: Some(vec![]),
+            ignore_init_module_imports: None,
            line_length: None,
            per_file_ignores: None,
            select: Some(vec![
@@ -548,6 +554,7 @@ mod tests {
            fixable: None,
            format: None,
            ignore: Some(vec![]),
+            ignore_init_module_imports: None,
            line_length: None,
            per_file_ignores: None,
            select: Some(vec![
--- a/flake8_to_ruff/src/plugin.rs
+++ b/flake8_to_ruff/src/plugin.rs
@@ -17,6 +17,7 @@ pub enum Plugin {
    Flake8Eradicate,
    Flake8Print,
    Flake8Quotes,
+    Flake8Return,
    Flake8TidyImports,
    McCabe,
    PEP8Naming,
@@ -39,6 +40,7 @@ impl FromStr for Plugin {
            "flake8-eradicate" => Ok(Plugin::Flake8BlindExcept),
            "flake8-print" => Ok(Plugin::Flake8Print),
            "flake8-quotes" => Ok(Plugin::Flake8Quotes),
+            "flake8-return" => Ok(Plugin::Flake8Return),
            "flake8-tidy-imports" => Ok(Plugin::Flake8TidyImports),
            "mccabe" => Ok(Plugin::McCabe),
            "pep8-naming" => Ok(Plugin::PEP8Naming),
@@ -62,6 +64,7 @@ impl Plugin {
            Plugin::Flake8Eradicate => CheckCodePrefix::ERA,
            Plugin::Flake8Print => CheckCodePrefix::T2,
            Plugin::Flake8Quotes => CheckCodePrefix::Q,
+            Plugin::Flake8Return => CheckCodePrefix::RET,
            Plugin::Flake8TidyImports => CheckCodePrefix::I25,
            Plugin::McCabe => CheckCodePrefix::C9,
            Plugin::PEP8Naming => CheckCodePrefix::N,
@@ -97,6 +100,7 @@ impl Plugin {
            Plugin::Flake8Eradicate => vec![CheckCodePrefix::ERA],
            Plugin::Flake8Print => vec![CheckCodePrefix::T2],
            Plugin::Flake8Quotes => vec![CheckCodePrefix::Q],
+            Plugin::Flake8Return => vec![CheckCodePrefix::RET],
            Plugin::Flake8TidyImports => vec![CheckCodePrefix::I25],
            Plugin::McCabe => vec![CheckCodePrefix::C9],
            Plugin::PEP8Naming => vec![CheckCodePrefix::N],
@@ -389,6 +393,7 @@ pub fn infer_plugins_from_codes(codes: &BTreeSet<CheckCodePrefix>) -> Vec<Plugin
        Plugin::Flake8Eradicate,
        Plugin::Flake8Print,
        Plugin::Flake8Quotes,
+        Plugin::Flake8Return,
        Plugin::Flake8TidyImports,
        Plugin::PEP8Naming,
        Plugin::Pyupgrade,
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,3 +31,7 @@ build-backend = "maturin"
 [tool.maturin]
 bindings = "bin"
 strip = true
+
+[tool.ruff.isort]
+force-wrap-aliases = true
+combine-as-imports = true
--- a/resources/test/fixtures/flake8_print/T100.py
+++ b/resources/test/fixtures/flake8_print/T100.py
@@ -2,6 +2,7 @@ breakpoint()


 import pdb
+import builtins
 from builtins import breakpoint
 from pdb import set_trace as st
 from celery.contrib.rdb import set_trace
--- a/resources/test/fixtures/flake8_return/RET501.py
+++ b/resources/test/fixtures/flake8_return/RET501.py
@@ -0,0 +1,4 @@
+def x(y):
+    if not y:
+        return
+    return None  # error
--- a/resources/test/fixtures/flake8_return/RET502.py
+++ b/resources/test/fixtures/flake8_return/RET502.py
@@ -0,0 +1,65 @@
+def x(y):
+    if not y:
+        return  # error
+    return 1
+
+
+# without return value
+def x(y):
+    if not y:
+        return
+    return
+
+
+def x(y):
+    if y:
+        return
+    print()
+
+
+# with return value
+def x(y):
+    if not y:
+        return 1
+    return 2
+
+
+def x(y):
+    for i in range(10):
+        if i > 100:
+            return i
+    else:
+        return 1
+
+
+def x(y):
+    try:
+        return 1
+    except:
+        return 2
+
+
+def x(y):
+    try:
+        return 1
+    finally:
+        return 2
+
+
+# inner function
+def x(y):
+    if not y:
+        return 1
+
+    def inner():
+        return
+
+    return 2
+
+
+def x(y):
+    if not y:
+        return
+
+    def inner():
+        return 1
--- a/resources/test/fixtures/flake8_return/RET503.py
+++ b/resources/test/fixtures/flake8_return/RET503.py
@@ -0,0 +1,116 @@
+###
+# Errors
+###
+
+# if/elif/else
+def x(y):
+    if not y:
+        return 1
+    # error
+
+
+def x(y):
+    if not y:
+        print()  # error
+    else:
+        return 2
+
+
+def x(y):
+    if not y:
+        return 1
+
+    print()  # error
+
+
+# for
+def x(y):
+    for i in range(10):
+        if i > 10:
+            return i
+    # error
+
+
+def x(y):
+    for i in range(10):
+        if i > 10:
+            return i
+    else:
+        print()  # error
+
+
+###
+# Non-errors
+###
+
+# raise as last return
+def x(y):
+    if not y:
+        return 1
+    raise Exception
+
+
+# last line in while loop
+def x(y):
+    while True:
+        if y > 0:
+            return 1
+        y += 1
+
+
+# exclude empty functions
+def x(y):
+    return None
+
+
+# return inner with statement
+def x(y):
+    with y:
+        return 1
+
+
+async def function():
+    async with thing as foo:
+        return foo.bar
+
+
+# assert as last return
+def x(y):
+    if not y:
+        return 1
+    assert False, "Sanity check"
+
+
+# return value within loop
+def bar1(x, y, z):
+    for i in x:
+        if i > y:
+            break
+        return z
+
+
+def bar3(x, y, z):
+    for i in x:
+        if i > y:
+            if z:
+                break
+        else:
+            return z
+        return None
+
+
+def bar1(x, y, z):
+    for i in x:
+        if i < y:
+            continue
+        return z
+
+
+def bar3(x, y, z):
+    for i in x:
+        if i < y:
+            if z:
+                continue
+        else:
+            return z
+        return None
--- a/resources/test/fixtures/flake8_return/RET504.py
+++ b/resources/test/fixtures/flake8_return/RET504.py
@@ -0,0 +1,232 @@
+###
+# Errors
+###
+def x():
+    a = 1
+    return a  # error
+
+
+def x():
+    b, a = 1, 2
+    print(b)
+    return a  # error
+
+
+def x():
+    a = 1
+    print()
+    return a  # error
+
+
+def x():
+    a = 1
+    print(a)
+    a = 2
+    return a  # error
+
+
+def x():
+    a = 1
+    if True:
+        return a  # error
+    a = 2
+    print(a)
+    return a
+
+
+# Can be refactored false positives
+# https://github.com/afonasev/flake8-return/issues/47#issuecomment-1122571066
+def get_bar_if_exists(obj):
+    result = ""
+    if hasattr(obj, "bar"):
+        result = str(obj.bar)
+    return result
+
+
+# https://github.com/afonasev/flake8-return/issues/47#issue-641117366
+def x():
+    formatted = _USER_AGENT_FORMATTER.format(format_string, **values)
+    # clean up after any blank components
+    formatted = formatted.replace("()", "").replace("  ", " ").strip()
+    return formatted
+
+
+# https://github.com/afonasev/flake8-return/issues/47#issue-641117366
+def user_agent_username(username=None):
+
+    if not username:
+        return ""
+
+    username = username.replace(" ", "_")  # Avoid spaces or %20.
+    try:
+        username.encode("ascii")  # just test, but not actually use it
+    except UnicodeEncodeError:
+        username = quote(username.encode("utf-8"))
+    else:
+        # % is legal in the default $wgLegalTitleChars
+        # This is so that ops know the real pywikibot will not
+        # allow a useragent in the username to allow through a hand-coded
+        # percent-encoded value.
+        if "%" in username:
+            username = quote(username)
+    return username
+
+
+###
+# Non-errors
+###
+def x(y):
+    a = 1
+    print(a)
+    return a
+
+
+def x():
+    a = 1
+    if y:
+        return a
+    a = a + 2
+    print(a)
+    return a
+
+
+def x():
+    a = {}
+    a["b"] = 2
+    return a
+
+
+def x():
+    a = []
+    a.append(2)
+    return a
+
+
+def x():
+    a = lambda x: x
+    a()
+    return a
+
+
+# ignore unpacking
+def x():
+    b, a = [1, 2]
+    return a
+
+
+def x():
+    val = ""
+    for i in range(5):
+        val = val + str(i)
+    return val
+
+
+def x():
+    val = ""
+    i = 5
+    while i:
+        val = val + str(i)
+        i = i - x
+    return val
+
+
+# Test cases for using value for assignment then returning it
+# See:https://github.com/afonasev/flake8-return/issues/47
+def resolve_from_url(self, url: str) -> dict:
+    local_match = self.local_scope_re.match(url)
+    if local_match:
+        schema = get_schema(name=local_match.group(1))
+        self.store[url] = schema
+        return schema
+    raise NotImplementedError(...)
+
+
+my_dict = {}
+
+
+def my_func():
+    foo = calculate_foo()
+    my_dict["foo_result"] = foo
+    return foo
+
+
+# Refactored incorrect false positives
+# See test cases above marked: "Can be refactored false positives"
+# https://github.com/afonasev/flake8-return/issues/47#issuecomment-1122571066
+def get_bar_if_exists(obj):
+    if hasattr(obj, "bar"):
+        return str(obj.bar)
+    return ""
+
+
+# https://github.com/afonasev/flake8-return/issues/47#issue-641117366
+def x():
+    formatted = _USER_AGENT_FORMATTER.format(format_string, **values)
+    # clean up after any blank components
+    return formatted.replace("()", "").replace("  ", " ").strip()
+
+
+# https://github.com/afonasev/flake8-return/issues/47#issue-641117366
+def user_agent_username(username=None):
+
+    if not username:
+        return ""
+
+    username = username.replace(" ", "_")  # Avoid spaces or %20.
+    try:
+        username.encode("ascii")  # just test,
+        # but not actually use it
+    except UnicodeEncodeError:
+        username = quote(username.encode("utf-8"))
+    else:
+        # % is legal in the default $wgLegalTitleChars
+        # This is so that ops know the real pywikibot will not
+        # allow a useragent in the username to allow through a
+        # hand-coded percent-encoded value.
+        if "%" in username:
+            username = quote(username)
+    return username
+
+
+# https://github.com/afonasev/flake8-return/issues/116#issue-1367575481
+def no_exception_loop():
+    success = False
+    for _ in range(10):
+        try:
+            success = True
+        except Exception:
+            print("exception")
+    return success
+
+
+# https://github.com/afonasev/flake8-return/issues/116#issue-1367575481
+def no_exception():
+    success = False
+    try:
+        success = True
+    except Exception:
+        print("exception")
+    return success
+
+
+# https://github.com/afonasev/flake8-return/issues/116#issue-1367575481
+def exception():
+    success = True
+    try:
+        print("raising")
+        raise Exception
+    except Exception:
+        success = False
+    return success
+
+
+# https://github.com/afonasev/flake8-return/issues/66
+def close(self):
+    any_failed = False
+    for task in self.tasks:
+        try:
+            task()
+        except BaseException:
+            any_failed = True
+            report(traceback.format_exc())
+    return any_failed
--- a/resources/test/fixtures/flake8_return/RET505.py
+++ b/resources/test/fixtures/flake8_return/RET505.py
@@ -0,0 +1,141 @@
+###
+# Error
+###
+def foo2(x, y, w, z):
+    if x:  # [no-else-return]
+        a = 1
+        return y
+    elif z:
+        b = 2
+        return w
+    else:
+        c = 3
+        return z
+
+
+def foo5(x, y, z):
+    if x:  # [no-else-return]
+        if y:
+            a = 4
+        else:
+            b = 2
+        return
+    elif z:
+        c = 2
+    else:
+        c = 3
+    return
+
+
+def foo2(x, y, w, z):
+    if x:
+        a = 1
+    elif z:
+        b = 2
+    else:
+        c = 3
+
+    if x:  # [no-else-return]
+        a = 1
+        return y
+    elif z:
+        b = 2
+        return w
+    else:
+        c = 3
+        return z
+
+
+def foo1(x, y, z):
+    if x:  # [no-else-return]
+        a = 1
+        return y
+    else:
+        b = 2
+        return z
+
+
+def foo3(x, y, z):
+    if x:
+        a = 1
+        if y:  # [no-else-return]
+            b = 2
+            return y
+        else:
+            c = 3
+            return x
+    else:
+        d = 4
+        return z
+
+
+def foo4(x, y):
+    if x:  # [no-else-return]
+        if y:
+            a = 4
+        else:
+            b = 2
+        return
+    else:
+        c = 3
+    return
+
+
+def foo6(x, y):
+    if x:
+        if y:  # [no-else-return]
+            a = 4
+            return
+        else:
+            b = 2
+    else:
+        c = 3
+    return
+
+
+def bar4(x):
+    if x:  # [no-else-return]
+        return True
+    else:
+        try:
+            return False
+        except ValueError:
+            return None
+
+
+###
+# Non-error
+###
+def bar1(x, y, z):
+    if x:
+        return y
+    return z
+
+
+def bar2(w, x, y, z):
+    if x:
+        return y
+    if z:
+        a = 1
+    else:
+        return w
+    return None
+
+
+def bar3(x, y, z):
+    if x:
+        if z:
+            return y
+    else:
+        return z
+    return None
+
+
+x = 0
+
+if x == 1:
+    y = "a"
+elif x == 2:
+    y = "b"
+else:
+    y = "c"
--- a/resources/test/fixtures/flake8_return/RET506.py
+++ b/resources/test/fixtures/flake8_return/RET506.py
@@ -0,0 +1,112 @@
+###
+# Errors
+###
+def foo2(x, y, w, z):
+    if x:  # [no-else-raise]
+        a = 1
+        raise Exception(y)
+    elif z:
+        b = 2
+        raise Exception(w)
+    else:
+        c = 3
+        raise Exception(z)
+
+
+def foo5(x, y, z):
+    if x:  # [no-else-raise]
+        if y:
+            a = 4
+        else:
+            b = 2
+        raise Exception(x)
+    elif z:
+        raise Exception(y)
+    else:
+        c = 3
+    raise Exception(z)
+
+
+def foo1(x, y, z):
+    if x:  # [no-else-raise]
+        a = 1
+        raise Exception(y)
+    else:
+        b = 2
+        raise Exception(z)
+
+
+def foo3(x, y, z):
+    if x:
+        a = 1
+        if y:  # [no-else-raise]
+            b = 2
+            raise Exception(y)
+        else:
+            c = 3
+            raise Exception(x)
+    else:
+        d = 4
+        raise Exception(z)
+
+
+def foo4(x, y):
+    if x:  # [no-else-raise]
+        if y:
+            a = 4
+        else:
+            b = 2
+        raise Exception(x)
+    else:
+        c = 3
+    raise Exception(y)
+
+
+def foo6(x, y):
+    if x:
+        if y:  # [no-else-raise]
+            a = 4
+            raise Exception(x)
+        else:
+            b = 2
+    else:
+        c = 3
+    raise Exception(y)
+
+
+def bar4(x):
+    if x:  # [no-else-raise]
+        raise Exception(True)
+    else:
+        try:
+            raise Exception(False)
+        except ValueError:
+            raise Exception(None)
+
+
+###
+# Non-errors
+###
+def bar1(x, y, z):
+    if x:
+        raise Exception(y)
+    raise Exception(z)
+
+
+def bar2(w, x, y, z):
+    if x:
+        raise Exception(y)
+    if z:
+        a = 1
+    else:
+        raise Exception(w)
+    raise Exception(None)
+
+
+def bar3(x, y, z):
+    if x:
+        if z:
+            raise Exception(y)
+    else:
+        raise Exception(z)
+    raise Exception(None)
--- a/resources/test/fixtures/flake8_return/RET507.py
+++ b/resources/test/fixtures/flake8_return/RET507.py
@@ -0,0 +1,106 @@
+###
+# Errors
+###
+def foo2(x, y, w, z):
+    for i in x:
+        if i < y:  # [no-else-continue]
+            continue
+        elif i < w:
+            continue
+        else:
+            a = z
+
+
+def foo5(x, y, z):
+    for i in x:
+        if i < y:  # [no-else-continue]
+            if y:
+                a = 4
+            else:
+                b = 2
+            continue
+        elif z:
+            c = 2
+        else:
+            c = 3
+        continue
+
+
+###
+# Non-errors
+###
+def foo1(x, y, z):
+    for i in x:
+        if i < y:  # [no-else-continue]
+            continue
+        else:
+            a = z
+
+
+def foo3(x, y, z):
+    for i in x:
+        if i < y:
+            a = 1
+            if z:  # [no-else-continue]
+                b = 2
+                continue
+            else:
+                c = 3
+                continue
+        else:
+            d = 4
+            continue
+
+
+def foo4(x, y):
+    for i in x:
+        if i < x:  # [no-else-continue]
+            if y:
+                a = 4
+            else:
+                b = 2
+            continue
+        else:
+            c = 3
+        continue
+
+
+def foo6(x, y):
+    for i in x:
+        if i < x:
+            if y:  # [no-else-continue]
+                a = 4
+                continue
+            else:
+                b = 2
+        else:
+            c = 3
+        continue
+
+
+def bar4(x):
+    for i in range(10):
+        if x:  # [no-else-continue]
+            continue
+        else:
+            try:
+                return
+            except ValueError:
+                continue
+
+
+def bar1(x, y, z):
+    for i in x:
+        if i < y:
+            continue
+        return z
+
+
+def bar3(x, y, z):
+    for i in x:
+        if i < y:
+            if z:
+                continue
+        else:
+            return z
+        return None
--- a/resources/test/fixtures/flake8_return/RET508.py
+++ b/resources/test/fixtures/flake8_return/RET508.py
@@ -0,0 +1,138 @@
+###
+# Errors
+###
+def foo2(x, y, w, z):
+    for i in x:
+        if i > y:  # [no-else-break]
+            break
+        elif i > w:
+            break
+        else:
+            a = z
+
+
+def foo5(x, y, z):
+    for i in x:
+        if i > y:  # [no-else-break]
+            if y:
+                a = 4
+            else:
+                b = 2
+            break
+        elif z:
+            c = 2
+        else:
+            c = 3
+        break
+
+
+def foo1(x, y, z):
+    for i in x:
+        if i > y:  # [no-else-break]
+            break
+        else:
+            a = z
+
+
+def foo3(x, y, z):
+    for i in x:
+        if i > y:
+            a = 1
+            if z:  # [no-else-break]
+                b = 2
+                break
+            else:
+                c = 3
+                break
+        else:
+            d = 4
+            break
+
+
+def foo4(x, y):
+    for i in x:
+        if i > x:  # [no-else-break]
+            if y:
+                a = 4
+            else:
+                b = 2
+            break
+        else:
+            c = 3
+        break
+
+
+def foo6(x, y):
+    for i in x:
+        if i > x:
+            if y:  # [no-else-break]
+                a = 4
+                break
+            else:
+                b = 2
+        else:
+            c = 3
+        break
+
+
+def bar4(x):
+    for i in range(10):
+        if x:  # [no-else-break]
+            break
+        else:
+            try:
+                return
+            except ValueError:
+                break
+
+
+###
+# Non-errors
+###
+def bar1(x, y, z):
+    for i in x:
+        if i > y:
+            break
+        return z
+
+
+def bar2(w, x, y, z):
+    for i in w:
+        if i > x:
+            break
+        if z < i:
+            a = y
+        else:
+            break
+        return
+
+
+def bar3(x, y, z):
+    for i in x:
+        if i > y:
+            if z:
+                break
+        else:
+            return z
+        return None
+
+
+def nested1(x, y, z):
+    for i in x:
+        if i > x:
+            for j in y:
+                if j < z:
+                    break
+        else:
+            a = z
+
+
+def nested2(x, y, z):
+    for i in x:
+        if i > x:
+            for j in y:
+                if j > z:
+                    break
+                break
+        else:
+            a = z
--- a/resources/test/fixtures/isort/combine_as_imports.py
+++ b/resources/test/fixtures/isort/combine_as_imports.py
@@ -0,0 +1,4 @@
+from module import Class as C
+from module import CONSTANT
+from module import function
+from module import function as f
--- a/resources/test/fixtures/isort/force_wrap_aliases.py
+++ b/resources/test/fixtures/isort/force_wrap_aliases.py
@@ -0,0 +1,3 @@
+from .a import a1 as a1, a2 as a2
+from .b import b1 as b1
+from .c import c1
--- a/resources/test/fixtures/pyflakes/F632.py
+++ b/resources/test/fixtures/pyflakes/F632.py
@@ -4,5 +4,18 @@ if x is "abc":
 if 123 is not y:
    pass

+if 123 is \
+        not y:
+    pass
+
 if "123" is x < 3:
    pass
+
+if "123" != x is 3:
+    pass
+
+if ("123" != x) is 3:
+    pass
+
+if "123" != (x is 3):
+    pass
--- a/resources/test/fixtures/pylint/consider_merging_isinstance.py
+++ b/resources/test/fixtures/pylint/consider_merging_isinstance.py
@@ -34,4 +34,5 @@ def isinstances():
    result = isinstance(var[7], int) or not isinstance(var[7], float)
    result = isinstance(var[6], int) or isinstance(var[7], float)
    result = isinstance(var[6], int) or isinstance(var[7], int)
+    result = isinstance(var[6], (float, int)) or False
    return result
--- a/resources/test/fixtures/pylint/consider_using_sys_exit_0.py
+++ b/resources/test/fixtures/pylint/consider_using_sys_exit_0.py
@@ -1,5 +1,7 @@
 exit(0)
+quit(0)


 def main():
    exit(2)
+    quit(2)
--- a/resources/test/fixtures/pylint/consider_using_sys_exit_1.py
+++ b/resources/test/fixtures/pylint/consider_using_sys_exit_1.py
@@ -1,10 +1,12 @@
 import sys

 exit(0)
+quit(0)


 def main():
    exit(1)
+    quit(1)


 sys.exit(2)
--- a/resources/test/fixtures/pylint/consider_using_sys_exit_2.py
+++ b/resources/test/fixtures/pylint/consider_using_sys_exit_2.py
@@ -1,7 +1,9 @@
 import sys as sys2

 exit(0)
+quit(0)


 def main():
    exit(1)
+    quit(1)
--- a/resources/test/fixtures/pylint/consider_using_sys_exit_3.py
+++ b/resources/test/fixtures/pylint/consider_using_sys_exit_3.py
@@ -1,7 +1,9 @@
 from sys import exit

 exit(0)
+quit(0)


 def main():
    exit(1)
+    quit(1)
--- a/resources/test/fixtures/pylint/consider_using_sys_exit_4.py
+++ b/resources/test/fixtures/pylint/consider_using_sys_exit_4.py
@@ -1,7 +1,9 @@
 from sys import exit as exit2

 exit(0)
+quit(0)


 def main():
    exit(1)
+    quit(1)
--- a/resources/test/fixtures/pylint/consider_using_sys_exit_5.py
+++ b/resources/test/fixtures/pylint/consider_using_sys_exit_5.py
@@ -1,7 +1,9 @@
 from sys import *

 exit(0)
+quit(0)


 def main():
    exit(1)
+    quit(1)
--- a/resources/test/fixtures/pylint/consider_using_sys_exit_6.py
+++ b/resources/test/fixtures/pylint/consider_using_sys_exit_6.py
@@ -1,12 +1,19 @@
 exit(0)
+quit(0)


 def exit(e):
    pass


+def quit(e):
+    pass
+
+
 exit(1)
+quit(1)


 def main():
    exit(2)
+    quit(2)
--- a/resources/test/fixtures/pylint/import_aliasing.py
+++ b/resources/test/fixtures/pylint/import_aliasing.py
@@ -0,0 +1,27 @@
+# pylint: disable=unused-import, missing-docstring, invalid-name, reimported, import-error, wrong-import-order, no-name-in-module, shadowed-import
+# Functional tests for import aliasing
+# 1. useless-import-alias
+# 2. consider-using-from-import
+
+import collections as collections  # [useless-import-alias]
+from collections import OrderedDict as OrderedDict  # [useless-import-alias]
+from collections import OrderedDict as o_dict
+import os.path as path  # [consider-using-from-import]
+import os.path as p
+import foo.bar.foobar as foobar  # [consider-using-from-import]
+import os
+import os as OS
+from sys import version
+from . import bar as bar  # [useless-import-alias]
+from . import bar as Bar
+from . import bar
+from ..foo import bar as bar  # [useless-import-alias]
+from ..foo.bar import foobar as foobar  # [useless-import-alias]
+from ..foo.bar import foobar as anotherfoobar
+from . import foo as foo, foo2 as bar2  # [useless-import-alias]
+from . import foo as bar, foo2 as foo2  # [useless-import-alias]
+from . import foo as bar, foo2 as bar2
+from foo.bar import foobar as foobar  # [useless-import-alias]
+from foo.bar import foobar as foo
+from .foo.bar import f as foobar
+from ............a import b  # [relative-beyond-top-level]
--- a/resources/test/fixtures/pylint/misplaced_comparison_constant.py
+++ b/resources/test/fixtures/pylint/misplaced_comparison_constant.py
@@ -0,0 +1,50 @@
+"""Check that the constants are on the right side of the comparisons"""
+
+# pylint: disable=singleton-comparison, missing-docstring, too-few-public-methods
+# pylint: disable=comparison-of-constants
+
+class MyClass:
+    def __init__(self):
+        self.attr = 1
+
+    def dummy_return(self):
+        return self.attr
+
+def dummy_return():
+    return 2
+
+def bad_comparisons():
+    """this is not ok"""
+    instance = MyClass()
+    for i in range(10):
+        if 5 <= i:  # [misplaced-comparison-constant]
+            pass
+        if 1 == i:  # [misplaced-comparison-constant]
+            pass
+        if 3 < dummy_return():  # [misplaced-comparison-constant]
+            pass
+        if 4 != instance.dummy_return():  # [misplaced-comparison-constant]
+            pass
+        if 1 == instance.attr:  # [misplaced-comparison-constant]
+            pass
+        if "aaa" == instance.attr: # [misplaced-comparison-constant]
+            pass
+
+def good_comparison():
+    """this is ok"""
+    for i in range(10):
+        if i == 5:
+            pass
+
+def double_comparison():
+    """Check that we return early for non-binary comparison"""
+    for i in range(10):
+        if i == 1 == 2:
+            pass
+        if 2 <= i <= 8:
+            print("Between 2 and 8 inclusive")
+
+def const_comparison():
+    """Check that we return early for comparison of two constants"""
+    if 1 == 2:
+        pass
--- a/resources/test/fixtures/pylint/useless_else_on_loop.py
+++ b/resources/test/fixtures/pylint/useless_else_on_loop.py
@@ -0,0 +1,103 @@
+"""Check for else branches on loops with break and return only."""
+
+
+def test_return_for():
+    """else + return is not acceptable."""
+    for i in range(10):
+        if i % 2:
+            return i
+    else:  # [useless-else-on-loop]
+        print("math is broken")
+    return None
+
+
+def test_return_while():
+    """else + return is not acceptable."""
+    while True:
+        return 1
+    else:  # [useless-else-on-loop]
+        print("math is broken")
+    return None
+
+
+while True:
+
+    def short_fun():
+        """A function with a loop."""
+        for _ in range(10):
+            break
+
+else:  # [useless-else-on-loop]
+    print("or else!")
+
+
+while True:
+    while False:
+        break
+else:  # [useless-else-on-loop]
+    print("or else!")
+
+for j in range(10):
+    pass
+else:  # [useless-else-on-loop]
+    print("fat chance")
+    for j in range(10):
+        break
+
+
+def test_return_for2():
+    """no false positive for break in else
+
+    https://bitbucket.org/logilab/pylint/issue/117/useless-else-on-loop-false-positives
+    """
+    for i in range(10):
+        for _ in range(i):
+            if i % 2:
+                break
+        else:
+            break
+    else:
+        print("great math")
+
+
+def test_break_in_orelse_deep():
+    """no false positive for break in else deeply nested"""
+    for _ in range(10):
+        if 1 < 2:  # pylint: disable=comparison-of-constants
+            for _ in range(3):
+                if 3 < 2:  # pylint: disable=comparison-of-constants
+                    break
+            else:
+                break
+    else:
+        return True
+    return False
+
+
+def test_break_in_orelse_deep2():
+    """should rise a useless-else-on-loop message, as the break statement is only
+    for the inner for loop
+    """
+    for _ in range(10):
+        if 1 < 2:  # pylint: disable=comparison-of-constants
+            for _ in range(3):
+                if 3 < 2:  # pylint: disable=comparison-of-constants
+                    break
+            else:
+                print("all right")
+    else:  # [useless-else-on-loop]
+        return True
+    return False
+
+
+def test_break_in_orelse_deep3():
+    """no false positive for break deeply nested in else"""
+    for _ in range(10):
+        for _ in range(3):
+            pass
+        else:
+            if 1 < 2:  # pylint: disable=comparison-of-constants
+                break
+    else:
+        return True
+    return False
--- a/resources/test/fixtures/pyupgrade/U009_4.py
+++ b/resources/test/fixtures/pyupgrade/U009_4.py
@@ -1,3 +0,0 @@
-# coding=utf8 # noqa: U009
-
-print("Hello world")
--- a/resources/test/fixtures/pyupgrade/UP001.py
+++ b/resources/test/fixtures/pyupgrade/UP001.py
--- a/resources/test/fixtures/pyupgrade/UP003.py
+++ b/resources/test/fixtures/pyupgrade/UP003.py
--- a/resources/test/fixtures/pyupgrade/UP004.py
+++ b/resources/test/fixtures/pyupgrade/UP004.py
--- a/resources/test/fixtures/pyupgrade/UP005.py
+++ b/resources/test/fixtures/pyupgrade/UP005.py
--- a/resources/test/fixtures/pyupgrade/UP006.py
+++ b/resources/test/fixtures/pyupgrade/UP006.py
--- a/resources/test/fixtures/pyupgrade/UP007.py
+++ b/resources/test/fixtures/pyupgrade/UP007.py
--- a/resources/test/fixtures/pyupgrade/UP008.py
+++ b/resources/test/fixtures/pyupgrade/UP008.py
--- a/resources/test/fixtures/pyupgrade/UP009_0.py
+++ b/resources/test/fixtures/pyupgrade/UP009_0.py
--- a/resources/test/fixtures/pyupgrade/UP009_1.py
+++ b/resources/test/fixtures/pyupgrade/UP009_1.py
--- a/resources/test/fixtures/pyupgrade/UP009_2.py
+++ b/resources/test/fixtures/pyupgrade/UP009_2.py
--- a/resources/test/fixtures/pyupgrade/UP009_3.py
+++ b/resources/test/fixtures/pyupgrade/UP009_3.py
--- a/resources/test/fixtures/pyupgrade/UP009_4.py
+++ b/resources/test/fixtures/pyupgrade/UP009_4.py
@@ -0,0 +1,3 @@
+# coding=utf8 # noqa: UP009
+
+print("Hello world")
--- a/resources/test/fixtures/pyupgrade/UP010.py
+++ b/resources/test/fixtures/pyupgrade/UP010.py
--- a/resources/test/fixtures/pyupgrade/UP011_0.py
+++ b/resources/test/fixtures/pyupgrade/UP011_0.py
--- a/resources/test/fixtures/pyupgrade/UP011_1.py
+++ b/resources/test/fixtures/pyupgrade/UP011_1.py
--- a/resources/test/fixtures/pyupgrade/UP012.py
+++ b/resources/test/fixtures/pyupgrade/UP012.py
--- a/resources/test/fixtures/pyupgrade/UP013.py
+++ b/resources/test/fixtures/pyupgrade/UP013.py
--- a/resources/test/fixtures/pyupgrade/UP014.py
+++ b/resources/test/fixtures/pyupgrade/UP014.py
--- a/resources/test/fixtures/pyupgrade/UP015.py
+++ b/resources/test/fixtures/pyupgrade/UP015.py
--- a/resources/test/fixtures/ruff/RUF100.py
+++ b/resources/test/fixtures/ruff/RUF100.py
--- a/resources/test/fixtures/ruff/redirects.py
+++ b/resources/test/fixtures/ruff/redirects.py
@@ -0,0 +1,9 @@
+from typing import Optional
+
+
+def f(x: Optional[str]) -> None:  # noqa: U007
+    ...
+
+
+def f(x: Optional[str]) -> None:  # noqa: UP007
+    ...
--- a/ruff_dev/Cargo.toml
+++ b/ruff_dev/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ruff_dev"
-version = "0.0.153"
+version = "0.0.159"
 edition = "2021"

 [dependencies]
@@ -9,9 +9,10 @@ clap = { version = "4.0.1", features = ["derive"] }
 codegen = { version = "0.2.0" }
 itertools = { version = "0.10.5" }
 libcst = { git = "https://github.com/charliermarsh/LibCST", rev = "f2f0b7a487a8725d161fe8b3ed73a6758b21e177" }
+once_cell = { version = "1.16.0" }
 ruff = { path = ".." }
-rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "f885db8c61514f069979861f6b3bd83292086231" }
-rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "f885db8c61514f069979861f6b3bd83292086231" }
-rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "f885db8c61514f069979861f6b3bd83292086231" }
+rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "28f9f65ccc625f00835d84bbb5fba274dce5aa89" }
+rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "28f9f65ccc625f00835d84bbb5fba274dce5aa89" }
+rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "28f9f65ccc625f00835d84bbb5fba274dce5aa89" }
 strum = { version = "0.24.1", features = ["strum_macros"] }
 strum_macros = { version = "0.24.3" }
--- a/ruff_dev/src/generate_check_code_prefix.rs
+++ b/ruff_dev/src/generate_check_code_prefix.rs
@@ -8,7 +8,7 @@ use anyhow::Result;
 use clap::Parser;
 use codegen::{Scope, Type, Variant};
 use itertools::Itertools;
-use ruff::checks::CheckCode;
+use ruff::checks::{CheckCode, REDIRECTS};
 use strum::IntoEnumIterator;

 const FILE: &str = "src/checks_gen.rs";
@@ -26,18 +26,49 @@ pub fn main(cli: &Cli) -> Result<()> {
    // Build up a map from prefix to matching CheckCodes.
    let mut prefix_to_codes: BTreeMap<String, BTreeSet<CheckCode>> = BTreeMap::default();
    for check_code in CheckCode::iter() {
-        let as_ref: String = check_code.as_ref().to_string();
-        let prefix_len = as_ref
+        let code_str: String = check_code.as_ref().to_string();
+        let code_prefix_len = code_str
            .chars()
            .take_while(|char| char.is_alphabetic())
            .count();
-        for i in prefix_len..=as_ref.len() {
-            let prefix = as_ref[..i].to_string();
+        let code_suffix_len = code_str.len() - code_prefix_len;
+        for i in 0..=code_suffix_len {
+            let prefix = code_str[..code_prefix_len + i].to_string();
            let entry = prefix_to_codes.entry(prefix).or_default();
            entry.insert(check_code.clone());
        }
    }

+    // Add any aliases (e.g., "U001" to "UP001").
+    for (alias, check_code) in REDIRECTS.iter() {
+        // Compute the length of the prefix and suffix for both codes.
+        let code_str: String = check_code.as_ref().to_string();
+        let code_prefix_len = code_str
+            .chars()
+            .take_while(|char| char.is_alphabetic())
+            .count();
+        let code_suffix_len = code_str.len() - code_prefix_len;
+        let alias_prefix_len = alias
+            .chars()
+            .take_while(|char| char.is_alphabetic())
+            .count();
+        let alias_suffix_len = alias.len() - alias_prefix_len;
+        assert_eq!(code_suffix_len, alias_suffix_len);
+        for i in 0..=code_suffix_len {
+            let source = code_str[..code_prefix_len + i].to_string();
+            let destination = alias[..alias_prefix_len + i].to_string();
+            if source != destination {
+                prefix_to_codes.insert(
+                    destination,
+                    prefix_to_codes
+                        .get(&source)
+                        .unwrap_or_else(|| panic!("Unknown CheckCode: {source:?}"))
+                        .clone(),
+                );
+            }
+        }
+    }
+
    let mut scope = Scope::new();

    // Create the `CheckCodePrefix` definition.
@@ -81,13 +112,27 @@ pub fn main(cli: &Cli) -> Result<()> {
        .line("#[allow(clippy::match_same_arms)]")
        .line("match self {");
    for (prefix, codes) in &prefix_to_codes {
-        gen = gen.line(format!(
-            "CheckCodePrefix::{prefix} => vec![{}],",
-            codes
-                .iter()
-                .map(|code| format!("CheckCode::{}", code.as_ref()))
-                .join(", ")
-        ));
+        if let Some(target) = REDIRECTS.get(&prefix.as_str()) {
+            gen = gen.line(format!(
+                "CheckCodePrefix::{prefix} => {{ eprintln!(\"{{}}{{}} {{}}\", \
+                 \"warning\".yellow().bold(), \":\".bold(), \"`{}` has been renamed to \
+                 `{}`\".bold()); \n vec![{}] }}",
+                prefix,
+                target.as_ref(),
+                codes
+                    .iter()
+                    .map(|code| format!("CheckCode::{}", code.as_ref()))
+                    .join(", ")
+            ));
+        } else {
+            gen = gen.line(format!(
+                "CheckCodePrefix::{prefix} => vec![{}],",
+                codes
+                    .iter()
+                    .map(|code| format!("CheckCode::{}", code.as_ref()))
+                    .join(", ")
+            ));
+        }
    }
    gen.line("}");

@@ -123,6 +168,8 @@ pub fn main(cli: &Cli) -> Result<()> {
        .push_str("//! File automatically generated by `examples/generate_check_code_prefix.rs`.");
    output.push('\n');
    output.push('\n');
+    output.push_str("use colored::Colorize;");
+    output.push('\n');
    output.push_str("use serde::{{Serialize, Deserialize}};");
    output.push('\n');
    output.push_str("use strum_macros::EnumString;");
--- a/src/ast/helpers.rs
+++ b/src/ast/helpers.rs
@@ -61,15 +61,6 @@ pub fn dealias_call_path<'a>(
    }
 }

-/// Return `true` if the `Expr` is a name or attribute reference to `${target}`.
-pub fn match_name_or_attr(expr: &Expr, target: &str) -> bool {
-    match &expr.node {
-        ExprKind::Attribute { attr, .. } => target == attr,
-        ExprKind::Name { id, .. } => target == id,
-        _ => false,
-    }
-}
-
 /// Return `true` if the `Expr` is a reference to `${module}.${target}`.
 ///
 /// Useful for, e.g., ensuring that a `Union` reference represents
--- a/src/ast/operations.rs
+++ b/src/ast/operations.rs
@@ -1,4 +1,7 @@
+use rustpython_ast::{Cmpop, Located};
 use rustpython_parser::ast::{Constant, Expr, ExprKind, Stmt, StmtKind};
+use rustpython_parser::lexer;
+use rustpython_parser::lexer::Tok;

 use crate::ast::types::{BindingKind, Scope};

@@ -93,20 +96,164 @@ pub fn in_nested_block<'a>(parents: &mut impl Iterator<Item = &'a Stmt>) -> bool

 /// Check if a node represents an unpacking assignment.
 pub fn is_unpacking_assignment(stmt: &Stmt) -> bool {
-    if let StmtKind::Assign { targets, value, .. } = &stmt.node {
-        if !targets.iter().any(|child| {
-            matches!(
-                child.node,
-                ExprKind::Set { .. } | ExprKind::List { .. } | ExprKind::Tuple { .. }
-            )
-        }) {
-            return false;
-        }
-        match &value.node {
-            ExprKind::Set { .. } | ExprKind::List { .. } | ExprKind::Tuple { .. } => return false,
-            _ => {}
-        }
-        return true;
+    let StmtKind::Assign { targets, value, .. } = &stmt.node else {
+        return false;
+    };
+    if !targets.iter().any(|child| {
+        matches!(
+            child.node,
+            ExprKind::Set { .. } | ExprKind::List { .. } | ExprKind::Tuple { .. }
+        )
+    }) {
+        return false;
+    }
+    !matches!(
+        &value.node,
+        ExprKind::Set { .. } | ExprKind::List { .. } | ExprKind::Tuple { .. }
+    )
+}
+
+pub type LocatedCmpop<U = ()> = Located<Cmpop, U>;
+
+/// Extract all `Cmpop` operators from a source code snippet, with appropriate
+/// ranges.
+///
+/// RustPython doesn't include line and column information on `Cmpop` nodes.
+/// (CPython doesn't either.) This method iterates over the token stream and
+/// re-identifies `Cmpop` nodes, annotating them with valid arnges.
+pub fn locate_cmpops(contents: &str) -> Vec<LocatedCmpop> {
+    let mut tok_iter = lexer::make_tokenizer(contents)
+        .flatten()
+        .into_iter()
+        .peekable();
+    let mut ops: Vec<LocatedCmpop> = vec![];
+    let mut count: usize = 0;
+    loop {
+        let Some((start, tok, end)) = tok_iter.next() else {
+            break;
+        };
+        if matches!(tok, Tok::Lpar) {
+            count += 1;
+            continue;
+        } else if matches!(tok, Tok::Rpar) {
+            count -= 1;
+            continue;
+        }
+        if count == 0 {
+            match tok {
+                Tok::Not => {
+                    if let Some((_, _, end)) =
+                        tok_iter.next_if(|(_, tok, _)| matches!(tok, Tok::In))
+                    {
+                        ops.push(LocatedCmpop::new(start, end, Cmpop::NotIn));
+                    }
+                }
+                Tok::In => {
+                    ops.push(LocatedCmpop::new(start, end, Cmpop::In));
+                }
+                Tok::Is => {
+                    if let Some((_, _, end)) =
+                        tok_iter.next_if(|(_, tok, _)| matches!(tok, Tok::Not))
+                    {
+                        ops.push(LocatedCmpop::new(start, end, Cmpop::IsNot));
+                    } else {
+                        ops.push(LocatedCmpop::new(start, end, Cmpop::Is));
+                    }
+                }
+                Tok::NotEqual => {
+                    ops.push(LocatedCmpop::new(start, end, Cmpop::NotEq));
+                }
+                Tok::EqEqual => {
+                    ops.push(LocatedCmpop::new(start, end, Cmpop::Eq));
+                }
+                Tok::GreaterEqual => {
+                    ops.push(LocatedCmpop::new(start, end, Cmpop::GtE));
+                }
+                Tok::Greater => {
+                    ops.push(LocatedCmpop::new(start, end, Cmpop::Gt));
+                }
+                Tok::LessEqual => {
+                    ops.push(LocatedCmpop::new(start, end, Cmpop::LtE));
+                }
+                Tok::Less => {
+                    ops.push(LocatedCmpop::new(start, end, Cmpop::Lt));
+                }
+                _ => {}
+            }
+        }
+    }
+    ops
+}
+
+#[cfg(test)]
+mod tests {
+    use rustpython_ast::{Cmpop, Location};
+
+    use crate::ast::operations::{locate_cmpops, LocatedCmpop};
+
+    #[test]
+    fn locates_cmpops() {
+        assert_eq!(
+            locate_cmpops("x == 1"),
+            vec![LocatedCmpop::new(
+                Location::new(1, 2),
+                Location::new(1, 4),
+                Cmpop::Eq
+            )]
+        );
+
+        assert_eq!(
+            locate_cmpops("x != 1"),
+            vec![LocatedCmpop::new(
+                Location::new(1, 2),
+                Location::new(1, 4),
+                Cmpop::NotEq
+            )]
+        );
+
+        assert_eq!(
+            locate_cmpops("x is 1"),
+            vec![LocatedCmpop::new(
+                Location::new(1, 2),
+                Location::new(1, 4),
+                Cmpop::Is
+            )]
+        );
+
+        assert_eq!(
+            locate_cmpops("x is not 1"),
+            vec![LocatedCmpop::new(
+                Location::new(1, 2),
+                Location::new(1, 8),
+                Cmpop::IsNot
+            )]
+        );
+
+        assert_eq!(
+            locate_cmpops("x in 1"),
+            vec![LocatedCmpop::new(
+                Location::new(1, 2),
+                Location::new(1, 4),
+                Cmpop::In
+            )]
+        );
+
+        assert_eq!(
+            locate_cmpops("x not in 1"),
+            vec![LocatedCmpop::new(
+                Location::new(1, 2),
+                Location::new(1, 8),
+                Cmpop::NotIn
+            )]
+        );
+
+        assert_eq!(
+            locate_cmpops("x != (1 is not 2)"),
+            vec![LocatedCmpop::new(
+                Location::new(1, 2),
+                Location::new(1, 4),
+                Cmpop::NotEq
+            )]
+        );
    }
-    false
 }
--- a/src/check_ast.rs
+++ b/src/check_ast.rs
@@ -36,8 +36,8 @@ use crate::visibility::{module_visibility, transition_scope, Modifier, Visibilit
 use crate::{
    docstrings, flake8_2020, flake8_annotations, flake8_bandit, flake8_blind_except,
    flake8_boolean_trap, flake8_bugbear, flake8_builtins, flake8_comprehensions, flake8_debugger,
-    flake8_print, flake8_tidy_imports, mccabe, pep8_naming, pycodestyle, pydocstyle, pyflakes,
-    pygrep_hooks, pylint, pyupgrade, rules,
+    flake8_print, flake8_return, flake8_tidy_imports, mccabe, pep8_naming, pycodestyle, pydocstyle,
+    pyflakes, pygrep_hooks, pylint, pyupgrade,
 };

 const GLOBAL_SCOPE_INDEX: usize = 0;
@@ -412,7 +412,7 @@ where
                    }
                }

-                if self.settings.enabled.contains(&CheckCode::U011)
+                if self.settings.enabled.contains(&CheckCode::UP011)
                    && self.settings.target_version >= PythonVersion::Py38
                {
                    pyupgrade::plugins::unnecessary_lru_cache_params(self, decorator_list);
@@ -421,9 +421,23 @@ where
                if self.settings.enabled.contains(&CheckCode::B018) {
                    flake8_bugbear::plugins::useless_expression(self, body);
                }
+
                if self.settings.enabled.contains(&CheckCode::B019) {
                    flake8_bugbear::plugins::cached_instance_method(self, decorator_list);
                }
+
+                if self.settings.enabled.contains(&CheckCode::RET501)
+                    || self.settings.enabled.contains(&CheckCode::RET502)
+                    || self.settings.enabled.contains(&CheckCode::RET503)
+                    || self.settings.enabled.contains(&CheckCode::RET504)
+                    || self.settings.enabled.contains(&CheckCode::RET505)
+                    || self.settings.enabled.contains(&CheckCode::RET506)
+                    || self.settings.enabled.contains(&CheckCode::RET507)
+                    || self.settings.enabled.contains(&CheckCode::RET508)
+                {
+                    flake8_return::plugins::function(self, body);
+                }
+
                if self.settings.enabled.contains(&CheckCode::C901) {
                    if let Some(check) = mccabe::checks::function_is_too_complex(
                        stmt,
@@ -517,7 +531,7 @@ where
                decorator_list,
                body,
            } => {
-                if self.settings.enabled.contains(&CheckCode::U004) {
+                if self.settings.enabled.contains(&CheckCode::UP004) {
                    pyupgrade::plugins::useless_object_inheritance(
                        self, stmt, name, bases, keywords,
                    );
@@ -654,6 +668,14 @@ where
                        }
                    }

+                    // pylint
+                    if self.settings.enabled.contains(&CheckCode::PLC0414) {
+                        pylint::plugins::useless_import_alias(self, alias);
+                    }
+                    if self.settings.enabled.contains(&CheckCode::PLR0402) {
+                        pylint::plugins::consider_using_from_import(self, alias);
+                    }
+
                    if let Some(asname) = &alias.node.asname {
                        for alias in names {
                            if let Some(asname) = &alias.node.asname {
@@ -741,7 +763,7 @@ where
                }

                if let Some("__future__") = module.as_deref() {
-                    if self.settings.enabled.contains(&CheckCode::U010) {
+                    if self.settings.enabled.contains(&CheckCode::UP010) {
                        pyupgrade::plugins::unnecessary_future_import(self, stmt, names);
                    }
                }
@@ -946,6 +968,11 @@ where
                                self.add_check(check);
                            }
                        }
+
+                        // pylint
+                        if self.settings.enabled.contains(&CheckCode::PLC0414) {
+                            pylint::plugins::useless_import_alias(self, alias);
+                        }
                    }
                }
            }
@@ -990,16 +1017,27 @@ where
                    flake8_bugbear::plugins::assert_raises_exception(self, stmt, items);
                }
            }
-            StmtKind::While { .. } => {
+            StmtKind::While { body, orelse, .. } => {
                if self.settings.enabled.contains(&CheckCode::B023) {
                    flake8_bugbear::plugins::function_uses_loop_variable(self, &Node::Stmt(stmt));
                }
+                if self.settings.enabled.contains(&CheckCode::PLW0120) {
+                    pylint::plugins::useless_else_on_loop(self, stmt, body, orelse);
+                }
            }
            StmtKind::For {
-                target, body, iter, ..
+                target,
+                body,
+                iter,
+                orelse,
+                ..
            }
            | StmtKind::AsyncFor {
-                target, body, iter, ..
+                target,
+                body,
+                iter,
+                orelse,
+                ..
            } => {
                if self.settings.enabled.contains(&CheckCode::B007) {
                    flake8_bugbear::plugins::unused_loop_control_variable(self, target, body);
@@ -1010,6 +1048,9 @@ where
                if self.settings.enabled.contains(&CheckCode::B023) {
                    flake8_bugbear::plugins::function_uses_loop_variable(self, &Node::Stmt(stmt));
                }
+                if self.settings.enabled.contains(&CheckCode::PLW0120) {
+                    pylint::plugins::useless_else_on_loop(self, stmt, body, orelse);
+                }
            }
            StmtKind::Try { handlers, .. } => {
                if self.settings.enabled.contains(&CheckCode::F707) {
@@ -1035,7 +1076,7 @@ where
                        pycodestyle::plugins::do_not_assign_lambda(self, target, value, stmt);
                    }
                }
-                if self.settings.enabled.contains(&CheckCode::U001) {
+                if self.settings.enabled.contains(&CheckCode::UP001) {
                    pyupgrade::plugins::useless_metaclass_type(self, stmt, value, targets);
                }
                if self.settings.enabled.contains(&CheckCode::B003) {
@@ -1048,12 +1089,12 @@ where
                        self.add_check(check);
                    }
                }
-                if self.settings.enabled.contains(&CheckCode::U013) {
+                if self.settings.enabled.contains(&CheckCode::UP013) {
                    pyupgrade::plugins::convert_typed_dict_functional_to_class(
                        self, stmt, targets, value,
                    );
                }
-                if self.settings.enabled.contains(&CheckCode::U014) {
+                if self.settings.enabled.contains(&CheckCode::UP014) {
                    pyupgrade::plugins::convert_named_tuple_functional_to_class(
                        self, stmt, targets, value,
                    );
@@ -1225,7 +1266,7 @@ where
            ExprKind::Subscript { value, slice, .. } => {
                // Ex) Optional[...]
                if !self.in_deferred_string_type_definition
-                    && self.settings.enabled.contains(&CheckCode::U007)
+                    && self.settings.enabled.contains(&CheckCode::UP007)
                    && (self.settings.target_version >= PythonVersion::Py310
                        || (self.settings.target_version >= PythonVersion::Py37
                            && !self.settings.pyupgrade.keep_runtime_typing
@@ -1268,7 +1309,7 @@ where
                    ExprContext::Load => {
                        // Ex) List[...]
                        if !self.in_deferred_string_type_definition
-                            && self.settings.enabled.contains(&CheckCode::U006)
+                            && self.settings.enabled.contains(&CheckCode::UP006)
                            && (self.settings.target_version >= PythonVersion::Py39
                                || (self.settings.target_version >= PythonVersion::Py37
                                    && !self.settings.pyupgrade.keep_runtime_typing
@@ -1309,7 +1350,7 @@ where
            ExprKind::Attribute { attr, .. } => {
                // Ex) typing.List[...]
                if !self.in_deferred_string_type_definition
-                    && self.settings.enabled.contains(&CheckCode::U006)
+                    && self.settings.enabled.contains(&CheckCode::UP006)
                    && (self.settings.target_version >= PythonVersion::Py39
                        || (self.settings.target_version >= PythonVersion::Py37
                            && self.annotations_future_enabled
@@ -1403,16 +1444,16 @@ where
                }

                // pyupgrade
-                if self.settings.enabled.contains(&CheckCode::U005) {
+                if self.settings.enabled.contains(&CheckCode::UP005) {
                    pyupgrade::plugins::deprecated_unittest_alias(self, func);
                }

                // flake8-super
-                if self.settings.enabled.contains(&CheckCode::U008) {
+                if self.settings.enabled.contains(&CheckCode::UP008) {
                    pyupgrade::plugins::super_call_with_parameters(self, expr, func, args);
                }

-                if self.settings.enabled.contains(&CheckCode::U012) {
+                if self.settings.enabled.contains(&CheckCode::UP012) {
                    pyupgrade::plugins::unnecessary_encode_utf8(self, expr, func, args, keywords);
                }

@@ -1671,11 +1712,11 @@ where
                }

                // pyupgrade
-                if self.settings.enabled.contains(&CheckCode::U003) {
+                if self.settings.enabled.contains(&CheckCode::UP003) {
                    pyupgrade::plugins::type_of_primitive(self, expr, func, args);
                }

-                if self.settings.enabled.contains(&CheckCode::U015) {
+                if self.settings.enabled.contains(&CheckCode::UP015) {
                    pyupgrade::plugins::redundant_open_modes(self, expr);
                }

@@ -1716,10 +1757,8 @@ where
                if self.settings.enabled.contains(&CheckCode::PLC3002) {
                    pylint::plugins::unnecessary_direct_lambda_call(self, expr, func);
                }
-
-                // Ruff
-                if self.settings.enabled.contains(&CheckCode::RUF101) {
-                    rules::plugins::convert_exit_to_sys_exit(self, func);
+                if self.settings.enabled.contains(&CheckCode::PLR1722) {
+                    pylint::plugins::consider_using_sys_exit(self, func);
                }
            }
            ExprKind::Dict { keys, .. } => {
@@ -1982,6 +2021,16 @@ where
                        .into_iter(),
                    );
                }
+
+                if self.settings.enabled.contains(&CheckCode::PLC2201) {
+                    pylint::plugins::misplaced_comparison_constant(
+                        self,
+                        expr,
+                        left,
+                        ops,
+                        comparators,
+                    );
+                }
            }
            ExprKind::Constant {
                value: Constant::Str(value),
@@ -3046,8 +3095,9 @@ impl<'a> Checker<'a> {
                    let child = self.parents[defined_by];
                    let parent = defined_in.map(|defined_in| self.parents[defined_in]);

-                    let in_init_py = self.path.ends_with("__init__.py");
-                    let fix = if !in_init_py && self.patch(&CheckCode::F401) {
+                    let ignore_init = self.settings.ignore_init_module_imports
+                        && self.path.ends_with("__init__.py");
+                    let fix = if !ignore_init && self.patch(&CheckCode::F401) {
                        let deleted: Vec<&Stmt> = self
                            .deletions
                            .iter()
@@ -3067,7 +3117,7 @@ impl<'a> Checker<'a> {
                                Some(fix)
                            }
                            Err(e) => {
-                                error!("Failed to remove unused imports: {}", e);
+                                error!("Failed to remove unused imports: {e}");
                                None
                            }
                        }
@@ -3077,7 +3127,7 @@ impl<'a> Checker<'a> {

                    for (full_name, range) in unused_imports {
                        let mut check = Check::new(
-                            CheckKind::UnusedImport(full_name.clone(), in_init_py),
+                            CheckKind::UnusedImport(full_name.clone(), ignore_init),
                            *range,
                        );
                        if let Some(fix) = fix.as_ref() {
--- a/src/check_lines.rs
+++ b/src/check_lines.rs
@@ -7,7 +7,7 @@ use rustpython_parser::ast::Location;

 use crate::ast::types::Range;
 use crate::autofix::Fix;
-use crate::checks::{Check, CheckCode, CheckKind};
+use crate::checks::{Check, CheckCode, CheckKind, REDIRECTS};
 use crate::noqa;
 use crate::noqa::{is_file_exempt, Directive};
 use crate::settings::Settings;
@@ -43,9 +43,9 @@ pub fn check_lines(
    autofix: bool,
    ignore_noqa: bool,
 ) {
-    let enforce_unnecessary_coding_comment = settings.enabled.contains(&CheckCode::U009);
+    let enforce_unnecessary_coding_comment = settings.enabled.contains(&CheckCode::UP009);
    let enforce_line_too_long = settings.enabled.contains(&CheckCode::E501);
-    let enforce_noqa = settings.enabled.contains(&CheckCode::M001);
+    let enforce_noqa = settings.enabled.contains(&CheckCode::RUF100);

    let mut noqa_directives: IntMap<usize, (Directive, Vec<&str>)> = IntMap::default();
    let mut line_checks = vec![];
@@ -70,7 +70,7 @@ pub fn check_lines(
                    }
                }
                (Directive::Codes(.., codes), matches) => {
-                    if codes.contains(&$check.kind.code().as_ref()) {
+                    if noqa::includes($check.kind.code(), codes) {
                        matches.push($check.kind.code().as_ref());
                        if ignore_noqa {
                            line_checks.push($check);
@@ -97,7 +97,7 @@ pub fn check_lines(
        // `noqa_line_for`, so fallback to the current line.
        let noqa_lineno = noqa_line_for.get(&(lineno + 1)).unwrap_or(&(lineno + 1)) - 1;

-        // Enforce unnecessary coding comments (U009).
+        // Enforce unnecessary coding comments (UP009).
        if enforce_unnecessary_coding_comment {
            if lineno < 2 {
                // PEP3120 makes utf-8 the default encoding.
@@ -140,7 +140,7 @@ pub fn check_lines(
                    ignored.push(index);
                }
                (Directive::Codes(.., codes), matches) => {
-                    if codes.contains(&check.kind.code().as_ref()) {
+                    if noqa::includes(check.kind.code(), codes) {
                        matches.push(check.kind.code().as_ref());
                        ignored.push(index);
                    }
@@ -184,7 +184,7 @@ pub fn check_lines(
        }
    }

-    // Enforce that the noqa directive was actually used (M001).
+    // Enforce that the noqa directive was actually used (RUF100).
    if enforce_noqa {
        for (row, (directive, matches)) in noqa_directives {
            match directive {
@@ -210,6 +210,7 @@ pub fn check_lines(
                    let mut invalid_codes = vec![];
                    let mut valid_codes = vec![];
                    for code in codes {
+                        let code = REDIRECTS.get(code).map_or(code, AsRef::as_ref);
                        if matches.contains(&code) || settings.external.contains(code) {
                            valid_codes.push(code.to_string());
                        } else {
--- a/src/checks.rs
+++ b/src/checks.rs
@@ -2,6 +2,8 @@ use std::fmt;
 use std::str::FromStr;

 use itertools::Itertools;
+use once_cell::sync::Lazy;
+use rustc_hash::FxHashMap;
 use rustpython_parser::ast::Location;
 use serde::{Deserialize, Serialize};
 use strum_macros::{AsRefStr, Display, EnumIter, EnumString};
@@ -91,10 +93,15 @@ pub enum CheckCode {
    F841,
    F901,
    // pylint
-    PLR1701,
+    PLC0414,
+    PLC2201,
    PLC3002,
-    PLR0206,
    PLE1142,
+    PLR0206,
+    PLR0402,
+    PLR1701,
+    PLR1722,
+    PLW0120,
    // flake8-builtins
    A001,
    A002,
@@ -152,6 +159,15 @@ pub enum CheckCode {
    C901,
    // flake8-tidy-imports
    I252,
+    // flake8-return
+    RET501,
+    RET502,
+    RET503,
+    RET504,
+    RET505,
+    RET506,
+    RET507,
+    RET508,
    // flake8-print
    T201,
    T203,
@@ -184,20 +200,20 @@ pub enum CheckCode {
    YTT302,
    YTT303,
    // pyupgrade
-    U001,
-    U003,
-    U004,
-    U005,
-    U006,
-    U007,
-    U008,
-    U009,
-    U010,
-    U011,
-    U012,
-    U013,
-    U014,
-    U015,
+    UP001,
+    UP003,
+    UP004,
+    UP005,
+    UP006,
+    UP007,
+    UP008,
+    UP009,
+    UP010,
+    UP011,
+    UP012,
+    UP013,
+    UP014,
+    UP015,
    // pydocstyle
    D100,
    D101,
@@ -278,9 +294,7 @@ pub enum CheckCode {
    RUF001,
    RUF002,
    RUF003,
-    RUF101,
-    // Meta
-    M001,
+    RUF100,
    // pygrep-hooks
    PGH001,
 }
@@ -289,28 +303,28 @@ pub enum CheckCode {
 pub enum CheckCategory {
    Pyflakes,
    Pycodestyle,
+    McCabe,
    Isort,
    Pydocstyle,
    Pyupgrade,
    PEP8Naming,
-    Eradicate,
+    Flake82020,
+    Flake8Annotations,
    Flake8Bandit,
-    Flake8Comprehensions,
-    Flake8Debugger,
+    Flake8BlindExcept,
    Flake8BooleanTrap,
    Flake8Bugbear,
    Flake8Builtins,
-    Flake8TidyImports,
+    Flake8Comprehensions,
+    Flake8Debugger,
    Flake8Print,
    Flake8Quotes,
-    Flake8Annotations,
-    Flake82020,
-    Flake8BlindExcept,
-    McCabe,
+    Flake8Return,
+    Flake8TidyImports,
+    Eradicate,
    PygrepHooks,
    Pylint,
    Ruff,
-    Meta,
 }

 pub enum Platform {
@@ -342,16 +356,16 @@ impl CheckCategory {
            CheckCategory::Flake8Debugger => "flake8-debugger",
            CheckCategory::Flake8Print => "flake8-print",
            CheckCategory::Flake8Quotes => "flake8-quotes",
+            CheckCategory::Flake8Return => "flake8-return",
            CheckCategory::Flake8TidyImports => "flake8-tidy-imports",
            CheckCategory::Isort => "isort",
            CheckCategory::McCabe => "mccabe",
-            CheckCategory::Meta => "Meta rules",
            CheckCategory::PEP8Naming => "pep8-naming",
            CheckCategory::Pycodestyle => "pycodestyle",
            CheckCategory::Pydocstyle => "pydocstyle",
            CheckCategory::Pyflakes => "Pyflakes",
-            CheckCategory::Pylint => "Pylint",
            CheckCategory::PygrepHooks => "pygrep-hooks",
+            CheckCategory::Pylint => "Pylint",
            CheckCategory::Pyupgrade => "pyupgrade",
            CheckCategory::Ruff => "Ruff-specific rules",
        }
@@ -406,6 +420,10 @@ impl CheckCategory {
                "https://pypi.org/project/flake8-quotes/3.3.1/",
                &Platform::PyPI,
            )),
+            CheckCategory::Flake8Return => Some((
+                "https://pypi.org/project/flake8-return/1.2.0/",
+                &Platform::PyPI,
+            )),
            CheckCategory::Flake8TidyImports => Some((
                "https://pypi.org/project/flake8-tidy-imports/4.8.0/",
                &Platform::PyPI,
@@ -416,7 +434,6 @@ impl CheckCategory {
            CheckCategory::McCabe => {
                Some(("https://pypi.org/project/mccabe/0.7.0/", &Platform::PyPI))
            }
-            CheckCategory::Meta => None,
            CheckCategory::PEP8Naming => Some((
                "https://pypi.org/project/pep8-naming/0.13.2/",
                &Platform::PyPI,
@@ -479,6 +496,21 @@ impl fmt::Display for DeferralKeyword {
    }
 }

+#[derive(Debug, PartialEq, Eq, Serialize, Deserialize)]
+pub enum Branch {
+    Elif,
+    Else,
+}
+
+impl fmt::Display for Branch {
+    fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
+        match self {
+            Branch::Elif => fmt.write_str("elif"),
+            Branch::Else => fmt.write_str("else"),
+        }
+    }
+}
+
 #[derive(AsRefStr, Debug, PartialEq, Eq, Serialize, Deserialize)]
 pub enum CheckKind {
    // pycodestyle errors
@@ -544,9 +576,14 @@ pub enum CheckKind {
    YieldOutsideFunction(DeferralKeyword),
    // pylint
    ConsiderMergingIsinstance(String, Vec<String>),
+    UselessImportAlias,
+    MisplacedComparisonConstant(String),
    UnnecessaryDirectLambdaCall,
    PropertyWithParameters,
+    ConsiderUsingFromImport(String, String),
    AwaitOutsideAsync,
+    UselessElseOnLoop,
+    ConsiderUsingSysExit,
    // flake8-builtins
    BuiltinVariableShadowing(String),
    BuiltinArgumentShadowing(String),
@@ -602,6 +639,15 @@ pub enum CheckKind {
    Debugger(DebuggerUsingType),
    // flake8-tidy-imports
    BannedRelativeImport(Strictness),
+    // flake8-return
+    UnnecessaryReturnNone,
+    ImplicitReturnValue,
+    ImplicitReturn,
+    UnnecessaryAssign,
+    SuperfluousElseReturn(Branch),
+    SuperfluousElseRaise(Branch),
+    SuperfluousElseContinue(Branch),
+    SuperfluousElseBreak(Branch),
    // flake8-print
    PrintFound,
    PPrintFound,
@@ -732,8 +778,6 @@ pub enum CheckKind {
    AmbiguousUnicodeCharacterString(char, char),
    AmbiguousUnicodeCharacterDocstring(char, char),
    AmbiguousUnicodeCharacterComment(char, char),
-    ConvertExitToSysExit,
-    // Meta
    UnusedNOQA(Option<Vec<String>>),
 }

@@ -742,7 +786,7 @@ impl CheckCode {
    /// physical lines).
    pub fn lint_source(&self) -> &'static LintSource {
        match self {
-            CheckCode::E501 | CheckCode::W292 | CheckCode::M001 | CheckCode::U009 => {
+            CheckCode::E501 | CheckCode::W292 | CheckCode::RUF100 | CheckCode::UP009 => {
                &LintSource::Lines
            }
            CheckCode::ERA001
@@ -831,12 +875,19 @@ impl CheckCode {
            CheckCode::F841 => CheckKind::UnusedVariable("...".to_string()),
            CheckCode::F901 => CheckKind::RaiseNotImplemented,
            // pylint
+            CheckCode::PLC0414 => CheckKind::UselessImportAlias,
+            CheckCode::PLC2201 => CheckKind::MisplacedComparisonConstant("...".to_string()),
            CheckCode::PLC3002 => CheckKind::UnnecessaryDirectLambdaCall,
            CheckCode::PLE1142 => CheckKind::AwaitOutsideAsync,
+            CheckCode::PLR0402 => {
+                CheckKind::ConsiderUsingFromImport("...".to_string(), "...".to_string())
+            }
            CheckCode::PLR0206 => CheckKind::PropertyWithParameters,
            CheckCode::PLR1701 => {
                CheckKind::ConsiderMergingIsinstance("...".to_string(), vec!["...".to_string()])
            }
+            CheckCode::PLR1722 => CheckKind::ConsiderUsingSysExit,
+            CheckCode::PLW0120 => CheckKind::UselessElseOnLoop,
            // flake8-builtins
            CheckCode::A001 => CheckKind::BuiltinVariableShadowing("...".to_string()),
            CheckCode::A002 => CheckKind::BuiltinArgumentShadowing("...".to_string()),
@@ -907,6 +958,15 @@ impl CheckCode {
            CheckCode::T100 => CheckKind::Debugger(DebuggerUsingType::Import("...".to_string())),
            // flake8-tidy-imports
            CheckCode::I252 => CheckKind::BannedRelativeImport(Strictness::All),
+            // flake8-return
+            CheckCode::RET501 => CheckKind::UnnecessaryReturnNone,
+            CheckCode::RET502 => CheckKind::ImplicitReturnValue,
+            CheckCode::RET503 => CheckKind::ImplicitReturn,
+            CheckCode::RET504 => CheckKind::UnnecessaryAssign,
+            CheckCode::RET505 => CheckKind::SuperfluousElseReturn(Branch::Else),
+            CheckCode::RET506 => CheckKind::SuperfluousElseRaise(Branch::Else),
+            CheckCode::RET507 => CheckKind::SuperfluousElseContinue(Branch::Else),
+            CheckCode::RET508 => CheckKind::SuperfluousElseBreak(Branch::Else),
            // flake8-print
            CheckCode::T201 => CheckKind::PrintFound,
            CheckCode::T203 => CheckKind::PPrintFound,
@@ -941,23 +1001,23 @@ impl CheckCode {
            // flake8-blind-except
            CheckCode::BLE001 => CheckKind::BlindExcept,
            // pyupgrade
-            CheckCode::U001 => CheckKind::UselessMetaclassType,
-            CheckCode::U003 => CheckKind::TypeOfPrimitive(Primitive::Str),
-            CheckCode::U004 => CheckKind::UselessObjectInheritance("...".to_string()),
-            CheckCode::U005 => CheckKind::DeprecatedUnittestAlias(
+            CheckCode::UP001 => CheckKind::UselessMetaclassType,
+            CheckCode::UP003 => CheckKind::TypeOfPrimitive(Primitive::Str),
+            CheckCode::UP004 => CheckKind::UselessObjectInheritance("...".to_string()),
+            CheckCode::UP005 => CheckKind::DeprecatedUnittestAlias(
                "assertEquals".to_string(),
                "assertEqual".to_string(),
            ),
-            CheckCode::U006 => CheckKind::UsePEP585Annotation("List".to_string()),
-            CheckCode::U007 => CheckKind::UsePEP604Annotation,
-            CheckCode::U008 => CheckKind::SuperCallWithParameters,
-            CheckCode::U009 => CheckKind::PEP3120UnnecessaryCodingComment,
-            CheckCode::U010 => CheckKind::UnnecessaryFutureImport(vec!["...".to_string()]),
-            CheckCode::U011 => CheckKind::UnnecessaryLRUCacheParams,
-            CheckCode::U012 => CheckKind::UnnecessaryEncodeUTF8,
-            CheckCode::U013 => CheckKind::ConvertTypedDictFunctionalToClass("...".to_string()),
-            CheckCode::U014 => CheckKind::ConvertNamedTupleFunctionalToClass("...".to_string()),
-            CheckCode::U015 => CheckKind::RedundantOpenModes,
+            CheckCode::UP006 => CheckKind::UsePEP585Annotation("List".to_string()),
+            CheckCode::UP007 => CheckKind::UsePEP604Annotation,
+            CheckCode::UP008 => CheckKind::SuperCallWithParameters,
+            CheckCode::UP009 => CheckKind::PEP3120UnnecessaryCodingComment,
+            CheckCode::UP010 => CheckKind::UnnecessaryFutureImport(vec!["...".to_string()]),
+            CheckCode::UP011 => CheckKind::UnnecessaryLRUCacheParams,
+            CheckCode::UP012 => CheckKind::UnnecessaryEncodeUTF8,
+            CheckCode::UP013 => CheckKind::ConvertTypedDictFunctionalToClass("...".to_string()),
+            CheckCode::UP014 => CheckKind::ConvertNamedTupleFunctionalToClass("...".to_string()),
+            CheckCode::UP015 => CheckKind::RedundantOpenModes,
            // pydocstyle
            CheckCode::D100 => CheckKind::PublicModule,
            CheckCode::D101 => CheckKind::PublicClass,
@@ -1057,9 +1117,7 @@ impl CheckCode {
            CheckCode::RUF001 => CheckKind::AmbiguousUnicodeCharacterString('𝐁', 'B'),
            CheckCode::RUF002 => CheckKind::AmbiguousUnicodeCharacterDocstring('𝐁', 'B'),
            CheckCode::RUF003 => CheckKind::AmbiguousUnicodeCharacterComment('𝐁', 'B'),
-            CheckCode::RUF101 => CheckKind::ConvertExitToSysExit,
-            // Meta
-            CheckCode::M001 => CheckKind::UnusedNOQA(None),
+            CheckCode::RUF100 => CheckKind::UnusedNOQA(None),
        }
    }

@@ -1231,7 +1289,6 @@ impl CheckCode {
            CheckCode::FBT003 => CheckCategory::Flake8BooleanTrap,
            CheckCode::I001 => CheckCategory::Isort,
            CheckCode::I252 => CheckCategory::Flake8TidyImports,
-            CheckCode::M001 => CheckCategory::Meta,
            CheckCode::N801 => CheckCategory::PEP8Naming,
            CheckCode::N802 => CheckCategory::PEP8Naming,
            CheckCode::N803 => CheckCategory::PEP8Naming,
@@ -1248,18 +1305,31 @@ impl CheckCode {
            CheckCode::N817 => CheckCategory::PEP8Naming,
            CheckCode::N818 => CheckCategory::PEP8Naming,
            CheckCode::PGH001 => CheckCategory::PygrepHooks,
+            CheckCode::PLC0414 => CheckCategory::Pylint,
+            CheckCode::PLC2201 => CheckCategory::Pylint,
            CheckCode::PLC3002 => CheckCategory::Pylint,
            CheckCode::PLE1142 => CheckCategory::Pylint,
            CheckCode::PLR0206 => CheckCategory::Pylint,
+            CheckCode::PLR0402 => CheckCategory::Pylint,
            CheckCode::PLR1701 => CheckCategory::Pylint,
+            CheckCode::PLR1722 => CheckCategory::Pylint,
+            CheckCode::PLW0120 => CheckCategory::Pylint,
            CheckCode::Q000 => CheckCategory::Flake8Quotes,
            CheckCode::Q001 => CheckCategory::Flake8Quotes,
            CheckCode::Q002 => CheckCategory::Flake8Quotes,
            CheckCode::Q003 => CheckCategory::Flake8Quotes,
+            CheckCode::RET501 => CheckCategory::Flake8Return,
+            CheckCode::RET502 => CheckCategory::Flake8Return,
+            CheckCode::RET503 => CheckCategory::Flake8Return,
+            CheckCode::RET504 => CheckCategory::Flake8Return,
+            CheckCode::RET505 => CheckCategory::Flake8Return,
+            CheckCode::RET506 => CheckCategory::Flake8Return,
+            CheckCode::RET507 => CheckCategory::Flake8Return,
+            CheckCode::RET508 => CheckCategory::Flake8Return,
            CheckCode::RUF001 => CheckCategory::Ruff,
            CheckCode::RUF002 => CheckCategory::Ruff,
            CheckCode::RUF003 => CheckCategory::Ruff,
-            CheckCode::RUF101 => CheckCategory::Ruff,
+            CheckCode::RUF100 => CheckCategory::Ruff,
            CheckCode::S101 => CheckCategory::Flake8Bandit,
            CheckCode::S102 => CheckCategory::Flake8Bandit,
            CheckCode::S104 => CheckCategory::Flake8Bandit,
@@ -1269,20 +1339,20 @@ impl CheckCode {
            CheckCode::T100 => CheckCategory::Flake8Debugger,
            CheckCode::T201 => CheckCategory::Flake8Print,
            CheckCode::T203 => CheckCategory::Flake8Print,
-            CheckCode::U001 => CheckCategory::Pyupgrade,
-            CheckCode::U003 => CheckCategory::Pyupgrade,
-            CheckCode::U004 => CheckCategory::Pyupgrade,
-            CheckCode::U005 => CheckCategory::Pyupgrade,
-            CheckCode::U006 => CheckCategory::Pyupgrade,
-            CheckCode::U007 => CheckCategory::Pyupgrade,
-            CheckCode::U008 => CheckCategory::Pyupgrade,
-            CheckCode::U009 => CheckCategory::Pyupgrade,
-            CheckCode::U010 => CheckCategory::Pyupgrade,
-            CheckCode::U011 => CheckCategory::Pyupgrade,
-            CheckCode::U012 => CheckCategory::Pyupgrade,
-            CheckCode::U013 => CheckCategory::Pyupgrade,
-            CheckCode::U014 => CheckCategory::Pyupgrade,
-            CheckCode::U015 => CheckCategory::Pyupgrade,
+            CheckCode::UP001 => CheckCategory::Pyupgrade,
+            CheckCode::UP003 => CheckCategory::Pyupgrade,
+            CheckCode::UP004 => CheckCategory::Pyupgrade,
+            CheckCode::UP005 => CheckCategory::Pyupgrade,
+            CheckCode::UP006 => CheckCategory::Pyupgrade,
+            CheckCode::UP007 => CheckCategory::Pyupgrade,
+            CheckCode::UP008 => CheckCategory::Pyupgrade,
+            CheckCode::UP009 => CheckCategory::Pyupgrade,
+            CheckCode::UP010 => CheckCategory::Pyupgrade,
+            CheckCode::UP011 => CheckCategory::Pyupgrade,
+            CheckCode::UP012 => CheckCategory::Pyupgrade,
+            CheckCode::UP013 => CheckCategory::Pyupgrade,
+            CheckCode::UP014 => CheckCategory::Pyupgrade,
+            CheckCode::UP015 => CheckCategory::Pyupgrade,
            CheckCode::W292 => CheckCategory::Pycodestyle,
            CheckCode::W605 => CheckCategory::Pycodestyle,
            CheckCode::YTT101 => CheckCategory::Flake82020,
@@ -1364,10 +1434,15 @@ impl CheckKind {
            CheckKind::NoNewLineAtEndOfFile => &CheckCode::W292,
            CheckKind::InvalidEscapeSequence(_) => &CheckCode::W605,
            // pylint
+            CheckKind::UselessImportAlias => &CheckCode::PLC0414,
+            CheckKind::MisplacedComparisonConstant(..) => &CheckCode::PLC2201,
+            CheckKind::UnnecessaryDirectLambdaCall => &CheckCode::PLC3002,
            CheckKind::AwaitOutsideAsync => &CheckCode::PLE1142,
            CheckKind::ConsiderMergingIsinstance(..) => &CheckCode::PLR1701,
            CheckKind::PropertyWithParameters => &CheckCode::PLR0206,
-            CheckKind::UnnecessaryDirectLambdaCall => &CheckCode::PLC3002,
+            CheckKind::ConsiderUsingFromImport(..) => &CheckCode::PLR0402,
+            CheckKind::ConsiderUsingSysExit => &CheckCode::PLR1722,
+            CheckKind::UselessElseOnLoop => &CheckCode::PLW0120,
            // flake8-builtins
            CheckKind::BuiltinVariableShadowing(_) => &CheckCode::A001,
            CheckKind::BuiltinArgumentShadowing(_) => &CheckCode::A002,
@@ -1423,6 +1498,15 @@ impl CheckKind {
            CheckKind::Debugger(_) => &CheckCode::T100,
            // flake8-tidy-imports
            CheckKind::BannedRelativeImport(_) => &CheckCode::I252,
+            // flake8-return
+            CheckKind::UnnecessaryReturnNone => &CheckCode::RET501,
+            CheckKind::ImplicitReturnValue => &CheckCode::RET502,
+            CheckKind::ImplicitReturn => &CheckCode::RET503,
+            CheckKind::UnnecessaryAssign => &CheckCode::RET504,
+            CheckKind::SuperfluousElseReturn(_) => &CheckCode::RET505,
+            CheckKind::SuperfluousElseRaise(_) => &CheckCode::RET506,
+            CheckKind::SuperfluousElseContinue(_) => &CheckCode::RET507,
+            CheckKind::SuperfluousElseBreak(_) => &CheckCode::RET508,
            // flake8-print
            CheckKind::PrintFound => &CheckCode::T201,
            CheckKind::PPrintFound => &CheckCode::T203,
@@ -1455,20 +1539,20 @@ impl CheckKind {
            CheckKind::SysVersionCmpStr10 => &CheckCode::YTT302,
            CheckKind::SysVersionSlice1Referenced => &CheckCode::YTT303,
            // pyupgrade
-            CheckKind::TypeOfPrimitive(_) => &CheckCode::U003,
-            CheckKind::UselessMetaclassType => &CheckCode::U001,
-            CheckKind::DeprecatedUnittestAlias(..) => &CheckCode::U005,
-            CheckKind::UsePEP585Annotation(_) => &CheckCode::U006,
-            CheckKind::UsePEP604Annotation => &CheckCode::U007,
-            CheckKind::UselessObjectInheritance(_) => &CheckCode::U004,
-            CheckKind::SuperCallWithParameters => &CheckCode::U008,
-            CheckKind::PEP3120UnnecessaryCodingComment => &CheckCode::U009,
-            CheckKind::UnnecessaryFutureImport(_) => &CheckCode::U010,
-            CheckKind::UnnecessaryLRUCacheParams => &CheckCode::U011,
-            CheckKind::UnnecessaryEncodeUTF8 => &CheckCode::U012,
-            CheckKind::ConvertTypedDictFunctionalToClass(_) => &CheckCode::U013,
-            CheckKind::ConvertNamedTupleFunctionalToClass(_) => &CheckCode::U014,
-            CheckKind::RedundantOpenModes => &CheckCode::U015,
+            CheckKind::TypeOfPrimitive(_) => &CheckCode::UP003,
+            CheckKind::UselessMetaclassType => &CheckCode::UP001,
+            CheckKind::DeprecatedUnittestAlias(..) => &CheckCode::UP005,
+            CheckKind::UsePEP585Annotation(_) => &CheckCode::UP006,
+            CheckKind::UsePEP604Annotation => &CheckCode::UP007,
+            CheckKind::UselessObjectInheritance(_) => &CheckCode::UP004,
+            CheckKind::SuperCallWithParameters => &CheckCode::UP008,
+            CheckKind::PEP3120UnnecessaryCodingComment => &CheckCode::UP009,
+            CheckKind::UnnecessaryFutureImport(_) => &CheckCode::UP010,
+            CheckKind::UnnecessaryLRUCacheParams => &CheckCode::UP011,
+            CheckKind::UnnecessaryEncodeUTF8 => &CheckCode::UP012,
+            CheckKind::ConvertTypedDictFunctionalToClass(_) => &CheckCode::UP013,
+            CheckKind::ConvertNamedTupleFunctionalToClass(_) => &CheckCode::UP014,
+            CheckKind::RedundantOpenModes => &CheckCode::UP015,
            // pydocstyle
            CheckKind::BlankLineAfterLastSection(_) => &CheckCode::D413,
            CheckKind::BlankLineAfterSection(_) => &CheckCode::D410,
@@ -1553,9 +1637,7 @@ impl CheckKind {
            CheckKind::AmbiguousUnicodeCharacterString(..) => &CheckCode::RUF001,
            CheckKind::AmbiguousUnicodeCharacterDocstring(..) => &CheckCode::RUF002,
            CheckKind::AmbiguousUnicodeCharacterComment(..) => &CheckCode::RUF003,
-            CheckKind::ConvertExitToSysExit => &CheckCode::RUF101,
-            // Meta
-            CheckKind::UnusedNOQA(_) => &CheckCode::M001,
+            CheckKind::UnusedNOQA(_) => &CheckCode::RUF100,
        }
    }

@@ -1721,9 +1803,12 @@ impl CheckKind {
            CheckKind::UndefinedName(name) => {
                format!("Undefined name `{name}`")
            }
-            CheckKind::UnusedImport(name, in_init_py) => {
-                if *in_init_py {
-                    format!("`{name}` imported but unused and missing from `__all__`")
+            CheckKind::UnusedImport(name, ignore_init) => {
+                if *ignore_init {
+                    format!(
+                        "`{name}` imported but unused; consider adding to `__all__` or using a \
+                         redundant alias"
+                    )
                } else {
                    format!("`{name}` imported but unused")
                }
@@ -1740,19 +1825,32 @@ impl CheckKind {
                format!("Invalid escape sequence: '\\{char}'")
            }
            // pylint
+            CheckKind::UselessImportAlias => {
+                "Import alias does not rename original package".to_string()
+            }
            CheckKind::ConsiderMergingIsinstance(obj, types) => {
                let types = types.join(", ");
                format!("Consider merging these isinstance calls: `isinstance({obj}, ({types}))`")
            }
+            CheckKind::MisplacedComparisonConstant(comprison) => {
+                format!("Comparison should be {comprison}")
+            }
            CheckKind::UnnecessaryDirectLambdaCall => "Lambda expression called directly. Execute \
                                                       the expression inline instead."
                .to_string(),
            CheckKind::PropertyWithParameters => {
                "Cannot have defined parameters for properties".to_string()
            }
+            CheckKind::ConsiderUsingFromImport(module, name) => {
+                format!("Consider using `from {module} import {name}`")
+            }
            CheckKind::AwaitOutsideAsync => {
                "`await` should be used within an async function".to_string()
            }
+            CheckKind::UselessElseOnLoop => "Else clause on loop without a break statement, \
+                                             remove the else and de-indent all the code inside it"
+                .to_string(),
+            CheckKind::ConsiderUsingSysExit => "Consider using `sys.exit()`".to_string(),
            // flake8-builtins
            CheckKind::BuiltinVariableShadowing(name) => {
                format!("Variable `{name}` is shadowing a python builtin")
@@ -1963,6 +2061,31 @@ impl CheckKind {
                }
                Strictness::All => "Relative imports are banned".to_string(),
            },
+            // flake8-return
+            CheckKind::UnnecessaryReturnNone => "Do not explicitly `return None` in function if \
+                                                 it is the only possible return value"
+                .to_string(),
+            CheckKind::ImplicitReturnValue => "Do not implicitly `return None` in function able \
+                                               to return non-`None` value"
+                .to_string(),
+            CheckKind::ImplicitReturn => "Missing explicit `return` at the end of function able \
+                                          to return non-`None` value"
+                .to_string(),
+            CheckKind::UnnecessaryAssign => {
+                "Unnecessary variable assignment before `return` statement".to_string()
+            }
+            CheckKind::SuperfluousElseReturn(branch) => {
+                format!("Unnecessary `{branch}` after `return` statement")
+            }
+            CheckKind::SuperfluousElseRaise(branch) => {
+                format!("Unnecessary `{branch}` after `raise` statement")
+            }
+            CheckKind::SuperfluousElseContinue(branch) => {
+                format!("Unnecessary `{branch}` after `continue` statement")
+            }
+            CheckKind::SuperfluousElseBreak(branch) => {
+                format!("Unnecessary `{branch}` after `break` statement")
+            }
            // flake8-print
            CheckKind::PrintFound => "`print` found".to_string(),
            CheckKind::PPrintFound => "`pprint` found".to_string(),
@@ -2315,10 +2438,6 @@ impl CheckKind {
                     '{representant}'?)"
                )
            }
-            CheckKind::ConvertExitToSysExit => "`exit()` is only available in the interpreter, \
-                                                use `sys.exit()` instead"
-                .to_string(),
-            // Meta
            CheckKind::UnusedNOQA(codes) => match codes {
                None => "Unused `noqa` directive".to_string(),
                Some(codes) => {
@@ -2370,7 +2489,7 @@ impl CheckKind {
                | CheckKind::BlankLineBeforeSection(..)
                | CheckKind::CapitalizeSectionName(..)
                | CheckKind::CommentedOutCode
-                | CheckKind::ConvertExitToSysExit
+                | CheckKind::ConsiderUsingSysExit
                | CheckKind::ConvertNamedTupleFunctionalToClass(..)
                | CheckKind::ConvertTypedDictFunctionalToClass(..)
                | CheckKind::DashedUnderlineAfterSection(..)
@@ -2379,7 +2498,10 @@ impl CheckKind {
                | CheckKind::DoNotAssignLambda
                | CheckKind::DuplicateHandlerException(..)
                | CheckKind::GetAttrWithConstant
+                | CheckKind::ImplicitReturn
+                | CheckKind::ImplicitReturnValue
                | CheckKind::IsLiteral
+                | CheckKind::MisplacedComparisonConstant(..)
                | CheckKind::NewLineAfterLastParagraph
                | CheckKind::NewLineAfterSectionName(..)
                | CheckKind::NoBlankLineAfterFunction(..)
@@ -2398,6 +2520,7 @@ impl CheckKind {
                | CheckKind::PPrintFound
                | CheckKind::PrintFound
                | CheckKind::RaiseNotImplemented
+                | CheckKind::RedundantOpenModes
                | CheckKind::RedundantTupleInExceptionHandler(..)
                | CheckKind::SectionNameEndsInColon(..)
                | CheckKind::SectionNotOverIndented(..)
@@ -2412,7 +2535,6 @@ impl CheckKind {
                | CheckKind::UnnecessaryComprehension(..)
                | CheckKind::UnnecessaryEncodeUTF8
                | CheckKind::UnnecessaryFutureImport(..)
-                | CheckKind::RedundantOpenModes
                | CheckKind::UnnecessaryGeneratorDict
                | CheckKind::UnnecessaryGeneratorList
                | CheckKind::UnnecessaryGeneratorSet
@@ -2424,12 +2546,14 @@ impl CheckKind {
                | CheckKind::UnnecessaryLiteralSet(..)
                | CheckKind::UnnecessaryLiteralWithinListCall(..)
                | CheckKind::UnnecessaryLiteralWithinTupleCall(..)
+                | CheckKind::UnnecessaryReturnNone
                | CheckKind::UnsortedImports
                | CheckKind::UnusedImport(_, false)
                | CheckKind::UnusedLoopControlVariable(..)
                | CheckKind::UnusedNOQA(..)
                | CheckKind::UsePEP585Annotation(..)
                | CheckKind::UsePEP604Annotation
+                | CheckKind::UselessImportAlias
                | CheckKind::UselessMetaclassType
                | CheckKind::UselessObjectInheritance(..)
        )
@@ -2459,6 +2583,27 @@ impl Check {
    }
 }

+/// A hash map from deprecated to latest `CheckCode`.
+pub static REDIRECTS: Lazy<FxHashMap<&'static str, CheckCode>> = Lazy::new(|| {
+    FxHashMap::from_iter([
+        // TODO(charlie): Remove by 2023-01-01.
+        ("U001", CheckCode::UP001),
+        ("U003", CheckCode::UP003),
+        ("U004", CheckCode::UP004),
+        ("U005", CheckCode::UP005),
+        ("U006", CheckCode::UP006),
+        ("U007", CheckCode::UP007),
+        ("U008", CheckCode::UP008),
+        ("U009", CheckCode::UP009),
+        ("U010", CheckCode::UP010),
+        ("U011", CheckCode::UP011),
+        ("U012", CheckCode::UP012),
+        ("U013", CheckCode::UP013),
+        ("U014", CheckCode::UP014),
+        ("U015", CheckCode::UP015),
+    ])
+});
+
 #[cfg(test)]
 mod tests {
    use std::str::FromStr;
@@ -2472,8 +2617,7 @@ mod tests {
        for check_code in CheckCode::iter() {
            assert!(
                CheckCode::from_str(check_code.as_ref()).is_ok(),
-                "{:?} could not be round-trip serialized.",
-                check_code
+                "{check_code:?} could not be round-trip serialized."
            );
        }
    }
--- a/src/checks_gen.rs
+++ b/src/checks_gen.rs
@@ -1,5 +1,6 @@
 //! File automatically generated by `examples/generate_check_code_prefix.rs`.

+use colored::Colorize;
 use serde::{Deserialize, Serialize};
 use strum_macros::EnumString;

@@ -255,10 +256,6 @@ pub enum CheckCodePrefix {
    I2,
    I25,
    I252,
-    M,
-    M0,
-    M00,
-    M001,
    N,
    N8,
    N80,
@@ -283,6 +280,14 @@ pub enum CheckCodePrefix {
    PGH00,
    PGH001,
    PLC,
+    PLC0,
+    PLC04,
+    PLC041,
+    PLC0414,
+    PLC2,
+    PLC22,
+    PLC220,
+    PLC2201,
    PLC3,
    PLC30,
    PLC300,
@@ -297,10 +302,20 @@ pub enum CheckCodePrefix {
    PLR02,
    PLR020,
    PLR0206,
+    PLR04,
+    PLR040,
+    PLR0402,
    PLR1,
    PLR17,
    PLR170,
    PLR1701,
+    PLR172,
+    PLR1722,
+    PLW,
+    PLW0,
+    PLW01,
+    PLW012,
+    PLW0120,
    Q,
    Q0,
    Q00,
@@ -308,6 +323,17 @@ pub enum CheckCodePrefix {
    Q001,
    Q002,
    Q003,
+    RET,
+    RET5,
+    RET50,
+    RET501,
+    RET502,
+    RET503,
+    RET504,
+    RET505,
+    RET506,
+    RET507,
+    RET508,
    RUF,
    RUF0,
    RUF00,
@@ -316,7 +342,7 @@ pub enum CheckCodePrefix {
    RUF003,
    RUF1,
    RUF10,
-    RUF101,
+    RUF100,
    S,
    S1,
    S10,
@@ -352,6 +378,24 @@ pub enum CheckCodePrefix {
    U013,
    U014,
    U015,
+    UP,
+    UP0,
+    UP00,
+    UP001,
+    UP003,
+    UP004,
+    UP005,
+    UP006,
+    UP007,
+    UP008,
+    UP009,
+    UP01,
+    UP010,
+    UP011,
+    UP012,
+    UP013,
+    UP014,
+    UP015,
    W,
    W2,
    W29,
@@ -1094,10 +1138,6 @@ impl CheckCodePrefix {
            CheckCodePrefix::I2 => vec![CheckCode::I252],
            CheckCodePrefix::I25 => vec![CheckCode::I252],
            CheckCodePrefix::I252 => vec![CheckCode::I252],
-            CheckCodePrefix::M => vec![CheckCode::M001],
-            CheckCodePrefix::M0 => vec![CheckCode::M001],
-            CheckCodePrefix::M00 => vec![CheckCode::M001],
-            CheckCodePrefix::M001 => vec![CheckCode::M001],
            CheckCodePrefix::N => vec![
                CheckCode::N801,
                CheckCode::N802,
@@ -1170,7 +1210,17 @@ impl CheckCodePrefix {
            CheckCodePrefix::PGH0 => vec![CheckCode::PGH001],
            CheckCodePrefix::PGH00 => vec![CheckCode::PGH001],
            CheckCodePrefix::PGH001 => vec![CheckCode::PGH001],
-            CheckCodePrefix::PLC => vec![CheckCode::PLC3002],
+            CheckCodePrefix::PLC => {
+                vec![CheckCode::PLC0414, CheckCode::PLC2201, CheckCode::PLC3002]
+            }
+            CheckCodePrefix::PLC0 => vec![CheckCode::PLC0414],
+            CheckCodePrefix::PLC04 => vec![CheckCode::PLC0414],
+            CheckCodePrefix::PLC041 => vec![CheckCode::PLC0414],
+            CheckCodePrefix::PLC0414 => vec![CheckCode::PLC0414],
+            CheckCodePrefix::PLC2 => vec![CheckCode::PLC2201],
+            CheckCodePrefix::PLC22 => vec![CheckCode::PLC2201],
+            CheckCodePrefix::PLC220 => vec![CheckCode::PLC2201],
+            CheckCodePrefix::PLC2201 => vec![CheckCode::PLC2201],
            CheckCodePrefix::PLC3 => vec![CheckCode::PLC3002],
            CheckCodePrefix::PLC30 => vec![CheckCode::PLC3002],
            CheckCodePrefix::PLC300 => vec![CheckCode::PLC3002],
@@ -1180,15 +1230,30 @@ impl CheckCodePrefix {
            CheckCodePrefix::PLE11 => vec![CheckCode::PLE1142],
            CheckCodePrefix::PLE114 => vec![CheckCode::PLE1142],
            CheckCodePrefix::PLE1142 => vec![CheckCode::PLE1142],
-            CheckCodePrefix::PLR => vec![CheckCode::PLR1701, CheckCode::PLR0206],
-            CheckCodePrefix::PLR0 => vec![CheckCode::PLR0206],
+            CheckCodePrefix::PLR => vec![
+                CheckCode::PLR0206,
+                CheckCode::PLR0402,
+                CheckCode::PLR1701,
+                CheckCode::PLR1722,
+            ],
+            CheckCodePrefix::PLR0 => vec![CheckCode::PLR0206, CheckCode::PLR0402],
            CheckCodePrefix::PLR02 => vec![CheckCode::PLR0206],
            CheckCodePrefix::PLR020 => vec![CheckCode::PLR0206],
            CheckCodePrefix::PLR0206 => vec![CheckCode::PLR0206],
-            CheckCodePrefix::PLR1 => vec![CheckCode::PLR1701],
-            CheckCodePrefix::PLR17 => vec![CheckCode::PLR1701],
+            CheckCodePrefix::PLR04 => vec![CheckCode::PLR0402],
+            CheckCodePrefix::PLR040 => vec![CheckCode::PLR0402],
+            CheckCodePrefix::PLR0402 => vec![CheckCode::PLR0402],
+            CheckCodePrefix::PLR1 => vec![CheckCode::PLR1701, CheckCode::PLR1722],
+            CheckCodePrefix::PLR17 => vec![CheckCode::PLR1701, CheckCode::PLR1722],
            CheckCodePrefix::PLR170 => vec![CheckCode::PLR1701],
            CheckCodePrefix::PLR1701 => vec![CheckCode::PLR1701],
+            CheckCodePrefix::PLR172 => vec![CheckCode::PLR1722],
+            CheckCodePrefix::PLR1722 => vec![CheckCode::PLR1722],
+            CheckCodePrefix::PLW => vec![CheckCode::PLW0120],
+            CheckCodePrefix::PLW0 => vec![CheckCode::PLW0120],
+            CheckCodePrefix::PLW01 => vec![CheckCode::PLW0120],
+            CheckCodePrefix::PLW012 => vec![CheckCode::PLW0120],
+            CheckCodePrefix::PLW0120 => vec![CheckCode::PLW0120],
            CheckCodePrefix::Q => vec![
                CheckCode::Q000,
                CheckCode::Q001,
@@ -1211,20 +1276,58 @@ impl CheckCodePrefix {
            CheckCodePrefix::Q001 => vec![CheckCode::Q001],
            CheckCodePrefix::Q002 => vec![CheckCode::Q002],
            CheckCodePrefix::Q003 => vec![CheckCode::Q003],
+            CheckCodePrefix::RET => vec![
+                CheckCode::RET501,
+                CheckCode::RET502,
+                CheckCode::RET503,
+                CheckCode::RET504,
+                CheckCode::RET505,
+                CheckCode::RET506,
+                CheckCode::RET507,
+                CheckCode::RET508,
+            ],
+            CheckCodePrefix::RET5 => vec![
+                CheckCode::RET501,
+                CheckCode::RET502,
+                CheckCode::RET503,
+                CheckCode::RET504,
+                CheckCode::RET505,
+                CheckCode::RET506,
+                CheckCode::RET507,
+                CheckCode::RET508,
+            ],
+            CheckCodePrefix::RET50 => vec![
+                CheckCode::RET501,
+                CheckCode::RET502,
+                CheckCode::RET503,
+                CheckCode::RET504,
+                CheckCode::RET505,
+                CheckCode::RET506,
+                CheckCode::RET507,
+                CheckCode::RET508,
+            ],
+            CheckCodePrefix::RET501 => vec![CheckCode::RET501],
+            CheckCodePrefix::RET502 => vec![CheckCode::RET502],
+            CheckCodePrefix::RET503 => vec![CheckCode::RET503],
+            CheckCodePrefix::RET504 => vec![CheckCode::RET504],
+            CheckCodePrefix::RET505 => vec![CheckCode::RET505],
+            CheckCodePrefix::RET506 => vec![CheckCode::RET506],
+            CheckCodePrefix::RET507 => vec![CheckCode::RET507],
+            CheckCodePrefix::RET508 => vec![CheckCode::RET508],
            CheckCodePrefix::RUF => vec![
                CheckCode::RUF001,
                CheckCode::RUF002,
                CheckCode::RUF003,
-                CheckCode::RUF101,
+                CheckCode::RUF100,
            ],
            CheckCodePrefix::RUF0 => vec![CheckCode::RUF001, CheckCode::RUF002, CheckCode::RUF003],
            CheckCodePrefix::RUF00 => vec![CheckCode::RUF001, CheckCode::RUF002, CheckCode::RUF003],
            CheckCodePrefix::RUF001 => vec![CheckCode::RUF001],
            CheckCodePrefix::RUF002 => vec![CheckCode::RUF002],
            CheckCodePrefix::RUF003 => vec![CheckCode::RUF003],
-            CheckCodePrefix::RUF1 => vec![CheckCode::RUF101],
-            CheckCodePrefix::RUF10 => vec![CheckCode::RUF101],
-            CheckCodePrefix::RUF101 => vec![CheckCode::RUF101],
+            CheckCodePrefix::RUF1 => vec![CheckCode::RUF100],
+            CheckCodePrefix::RUF10 => vec![CheckCode::RUF100],
+            CheckCodePrefix::RUF100 => vec![CheckCode::RUF100],
            CheckCodePrefix::S => vec![
                CheckCode::S101,
                CheckCode::S102,
@@ -1264,69 +1367,245 @@ impl CheckCodePrefix {
            CheckCodePrefix::T201 => vec![CheckCode::T201],
            CheckCodePrefix::T203 => vec![CheckCode::T203],
            CheckCodePrefix::U => vec![
-                CheckCode::U001,
-                CheckCode::U003,
-                CheckCode::U004,
-                CheckCode::U005,
-                CheckCode::U006,
-                CheckCode::U007,
-                CheckCode::U008,
-                CheckCode::U009,
-                CheckCode::U010,
-                CheckCode::U011,
-                CheckCode::U012,
-                CheckCode::U013,
-                CheckCode::U014,
-                CheckCode::U015,
+                CheckCode::UP001,
+                CheckCode::UP003,
+                CheckCode::UP004,
+                CheckCode::UP005,
+                CheckCode::UP006,
+                CheckCode::UP007,
+                CheckCode::UP008,
+                CheckCode::UP009,
+                CheckCode::UP010,
+                CheckCode::UP011,
+                CheckCode::UP012,
+                CheckCode::UP013,
+                CheckCode::UP014,
+                CheckCode::UP015,
            ],
            CheckCodePrefix::U0 => vec![
-                CheckCode::U001,
-                CheckCode::U003,
-                CheckCode::U004,
-                CheckCode::U005,
-                CheckCode::U006,
-                CheckCode::U007,
-                CheckCode::U008,
-                CheckCode::U009,
-                CheckCode::U010,
-                CheckCode::U011,
-                CheckCode::U012,
-                CheckCode::U013,
-                CheckCode::U014,
-                CheckCode::U015,
+                CheckCode::UP001,
+                CheckCode::UP003,
+                CheckCode::UP004,
+                CheckCode::UP005,
+                CheckCode::UP006,
+                CheckCode::UP007,
+                CheckCode::UP008,
+                CheckCode::UP009,
+                CheckCode::UP010,
+                CheckCode::UP011,
+                CheckCode::UP012,
+                CheckCode::UP013,
+                CheckCode::UP014,
+                CheckCode::UP015,
            ],
            CheckCodePrefix::U00 => vec![
-                CheckCode::U001,
-                CheckCode::U003,
-                CheckCode::U004,
-                CheckCode::U005,
-                CheckCode::U006,
-                CheckCode::U007,
-                CheckCode::U008,
-                CheckCode::U009,
+                CheckCode::UP001,
+                CheckCode::UP003,
+                CheckCode::UP004,
+                CheckCode::UP005,
+                CheckCode::UP006,
+                CheckCode::UP007,
+                CheckCode::UP008,
+                CheckCode::UP009,
            ],
-            CheckCodePrefix::U001 => vec![CheckCode::U001],
-            CheckCodePrefix::U003 => vec![CheckCode::U003],
-            CheckCodePrefix::U004 => vec![CheckCode::U004],
-            CheckCodePrefix::U005 => vec![CheckCode::U005],
-            CheckCodePrefix::U006 => vec![CheckCode::U006],
-            CheckCodePrefix::U007 => vec![CheckCode::U007],
-            CheckCodePrefix::U008 => vec![CheckCode::U008],
-            CheckCodePrefix::U009 => vec![CheckCode::U009],
+            CheckCodePrefix::U001 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U001` has been renamed to `UP001`".bold()
+                );
+                vec![CheckCode::UP001]
+            }
+            CheckCodePrefix::U003 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U003` has been renamed to `UP003`".bold()
+                );
+                vec![CheckCode::UP003]
+            }
+            CheckCodePrefix::U004 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U004` has been renamed to `UP004`".bold()
+                );
+                vec![CheckCode::UP004]
+            }
+            CheckCodePrefix::U005 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U005` has been renamed to `UP005`".bold()
+                );
+                vec![CheckCode::UP005]
+            }
+            CheckCodePrefix::U006 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U006` has been renamed to `UP006`".bold()
+                );
+                vec![CheckCode::UP006]
+            }
+            CheckCodePrefix::U007 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U007` has been renamed to `UP007`".bold()
+                );
+                vec![CheckCode::UP007]
+            }
+            CheckCodePrefix::U008 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U008` has been renamed to `UP008`".bold()
+                );
+                vec![CheckCode::UP008]
+            }
+            CheckCodePrefix::U009 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U009` has been renamed to `UP009`".bold()
+                );
+                vec![CheckCode::UP009]
+            }
            CheckCodePrefix::U01 => vec![
-                CheckCode::U010,
-                CheckCode::U011,
-                CheckCode::U012,
-                CheckCode::U013,
-                CheckCode::U014,
-                CheckCode::U015,
+                CheckCode::UP010,
+                CheckCode::UP011,
+                CheckCode::UP012,
+                CheckCode::UP013,
+                CheckCode::UP014,
+                CheckCode::UP015,
            ],
-            CheckCodePrefix::U010 => vec![CheckCode::U010],
-            CheckCodePrefix::U011 => vec![CheckCode::U011],
-            CheckCodePrefix::U012 => vec![CheckCode::U012],
-            CheckCodePrefix::U013 => vec![CheckCode::U013],
-            CheckCodePrefix::U014 => vec![CheckCode::U014],
-            CheckCodePrefix::U015 => vec![CheckCode::U015],
+            CheckCodePrefix::U010 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U010` has been renamed to `UP010`".bold()
+                );
+                vec![CheckCode::UP010]
+            }
+            CheckCodePrefix::U011 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U011` has been renamed to `UP011`".bold()
+                );
+                vec![CheckCode::UP011]
+            }
+            CheckCodePrefix::U012 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U012` has been renamed to `UP012`".bold()
+                );
+                vec![CheckCode::UP012]
+            }
+            CheckCodePrefix::U013 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U013` has been renamed to `UP013`".bold()
+                );
+                vec![CheckCode::UP013]
+            }
+            CheckCodePrefix::U014 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U014` has been renamed to `UP014`".bold()
+                );
+                vec![CheckCode::UP014]
+            }
+            CheckCodePrefix::U015 => {
+                eprintln!(
+                    "{}{} {}",
+                    "warning".yellow().bold(),
+                    ":".bold(),
+                    "`U015` has been renamed to `UP015`".bold()
+                );
+                vec![CheckCode::UP015]
+            }
+            CheckCodePrefix::UP => vec![
+                CheckCode::UP001,
+                CheckCode::UP003,
+                CheckCode::UP004,
+                CheckCode::UP005,
+                CheckCode::UP006,
+                CheckCode::UP007,
+                CheckCode::UP008,
+                CheckCode::UP009,
+                CheckCode::UP010,
+                CheckCode::UP011,
+                CheckCode::UP012,
+                CheckCode::UP013,
+                CheckCode::UP014,
+                CheckCode::UP015,
+            ],
+            CheckCodePrefix::UP0 => vec![
+                CheckCode::UP001,
+                CheckCode::UP003,
+                CheckCode::UP004,
+                CheckCode::UP005,
+                CheckCode::UP006,
+                CheckCode::UP007,
+                CheckCode::UP008,
+                CheckCode::UP009,
+                CheckCode::UP010,
+                CheckCode::UP011,
+                CheckCode::UP012,
+                CheckCode::UP013,
+                CheckCode::UP014,
+                CheckCode::UP015,
+            ],
+            CheckCodePrefix::UP00 => vec![
+                CheckCode::UP001,
+                CheckCode::UP003,
+                CheckCode::UP004,
+                CheckCode::UP005,
+                CheckCode::UP006,
+                CheckCode::UP007,
+                CheckCode::UP008,
+                CheckCode::UP009,
+            ],
+            CheckCodePrefix::UP001 => vec![CheckCode::UP001],
+            CheckCodePrefix::UP003 => vec![CheckCode::UP003],
+            CheckCodePrefix::UP004 => vec![CheckCode::UP004],
+            CheckCodePrefix::UP005 => vec![CheckCode::UP005],
+            CheckCodePrefix::UP006 => vec![CheckCode::UP006],
+            CheckCodePrefix::UP007 => vec![CheckCode::UP007],
+            CheckCodePrefix::UP008 => vec![CheckCode::UP008],
+            CheckCodePrefix::UP009 => vec![CheckCode::UP009],
+            CheckCodePrefix::UP01 => vec![
+                CheckCode::UP010,
+                CheckCode::UP011,
+                CheckCode::UP012,
+                CheckCode::UP013,
+                CheckCode::UP014,
+                CheckCode::UP015,
+            ],
+            CheckCodePrefix::UP010 => vec![CheckCode::UP010],
+            CheckCodePrefix::UP011 => vec![CheckCode::UP011],
+            CheckCodePrefix::UP012 => vec![CheckCode::UP012],
+            CheckCodePrefix::UP013 => vec![CheckCode::UP013],
+            CheckCodePrefix::UP014 => vec![CheckCode::UP014],
+            CheckCodePrefix::UP015 => vec![CheckCode::UP015],
            CheckCodePrefix::W => vec![CheckCode::W292, CheckCode::W605],
            CheckCodePrefix::W2 => vec![CheckCode::W292],
            CheckCodePrefix::W29 => vec![CheckCode::W292],
@@ -1628,10 +1907,6 @@ impl CheckCodePrefix {
            CheckCodePrefix::I2 => SuffixLength::One,
            CheckCodePrefix::I25 => SuffixLength::Two,
            CheckCodePrefix::I252 => SuffixLength::Three,
-            CheckCodePrefix::M => SuffixLength::Zero,
-            CheckCodePrefix::M0 => SuffixLength::One,
-            CheckCodePrefix::M00 => SuffixLength::Two,
-            CheckCodePrefix::M001 => SuffixLength::Three,
            CheckCodePrefix::N => SuffixLength::Zero,
            CheckCodePrefix::N8 => SuffixLength::One,
            CheckCodePrefix::N80 => SuffixLength::Two,
@@ -1656,6 +1931,14 @@ impl CheckCodePrefix {
            CheckCodePrefix::PGH00 => SuffixLength::Two,
            CheckCodePrefix::PGH001 => SuffixLength::Three,
            CheckCodePrefix::PLC => SuffixLength::Zero,
+            CheckCodePrefix::PLC0 => SuffixLength::One,
+            CheckCodePrefix::PLC04 => SuffixLength::Two,
+            CheckCodePrefix::PLC041 => SuffixLength::Three,
+            CheckCodePrefix::PLC0414 => SuffixLength::Four,
+            CheckCodePrefix::PLC2 => SuffixLength::One,
+            CheckCodePrefix::PLC22 => SuffixLength::Two,
+            CheckCodePrefix::PLC220 => SuffixLength::Three,
+            CheckCodePrefix::PLC2201 => SuffixLength::Four,
            CheckCodePrefix::PLC3 => SuffixLength::One,
            CheckCodePrefix::PLC30 => SuffixLength::Two,
            CheckCodePrefix::PLC300 => SuffixLength::Three,
@@ -1670,10 +1953,20 @@ impl CheckCodePrefix {
            CheckCodePrefix::PLR02 => SuffixLength::Two,
            CheckCodePrefix::PLR020 => SuffixLength::Three,
            CheckCodePrefix::PLR0206 => SuffixLength::Four,
+            CheckCodePrefix::PLR04 => SuffixLength::Two,
+            CheckCodePrefix::PLR040 => SuffixLength::Three,
+            CheckCodePrefix::PLR0402 => SuffixLength::Four,
            CheckCodePrefix::PLR1 => SuffixLength::One,
            CheckCodePrefix::PLR17 => SuffixLength::Two,
            CheckCodePrefix::PLR170 => SuffixLength::Three,
            CheckCodePrefix::PLR1701 => SuffixLength::Four,
+            CheckCodePrefix::PLR172 => SuffixLength::Three,
+            CheckCodePrefix::PLR1722 => SuffixLength::Four,
+            CheckCodePrefix::PLW => SuffixLength::Zero,
+            CheckCodePrefix::PLW0 => SuffixLength::One,
+            CheckCodePrefix::PLW01 => SuffixLength::Two,
+            CheckCodePrefix::PLW012 => SuffixLength::Three,
+            CheckCodePrefix::PLW0120 => SuffixLength::Four,
            CheckCodePrefix::Q => SuffixLength::Zero,
            CheckCodePrefix::Q0 => SuffixLength::One,
            CheckCodePrefix::Q00 => SuffixLength::Two,
@@ -1681,6 +1974,17 @@ impl CheckCodePrefix {
            CheckCodePrefix::Q001 => SuffixLength::Three,
            CheckCodePrefix::Q002 => SuffixLength::Three,
            CheckCodePrefix::Q003 => SuffixLength::Three,
+            CheckCodePrefix::RET => SuffixLength::Zero,
+            CheckCodePrefix::RET5 => SuffixLength::One,
+            CheckCodePrefix::RET50 => SuffixLength::Two,
+            CheckCodePrefix::RET501 => SuffixLength::Three,
+            CheckCodePrefix::RET502 => SuffixLength::Three,
+            CheckCodePrefix::RET503 => SuffixLength::Three,
+            CheckCodePrefix::RET504 => SuffixLength::Three,
+            CheckCodePrefix::RET505 => SuffixLength::Three,
+            CheckCodePrefix::RET506 => SuffixLength::Three,
+            CheckCodePrefix::RET507 => SuffixLength::Three,
+            CheckCodePrefix::RET508 => SuffixLength::Three,
            CheckCodePrefix::RUF => SuffixLength::Zero,
            CheckCodePrefix::RUF0 => SuffixLength::One,
            CheckCodePrefix::RUF00 => SuffixLength::Two,
@@ -1689,7 +1993,7 @@ impl CheckCodePrefix {
            CheckCodePrefix::RUF003 => SuffixLength::Three,
            CheckCodePrefix::RUF1 => SuffixLength::One,
            CheckCodePrefix::RUF10 => SuffixLength::Two,
-            CheckCodePrefix::RUF101 => SuffixLength::Three,
+            CheckCodePrefix::RUF100 => SuffixLength::Three,
            CheckCodePrefix::S => SuffixLength::Zero,
            CheckCodePrefix::S1 => SuffixLength::One,
            CheckCodePrefix::S10 => SuffixLength::Two,
@@ -1725,6 +2029,24 @@ impl CheckCodePrefix {
            CheckCodePrefix::U013 => SuffixLength::Three,
            CheckCodePrefix::U014 => SuffixLength::Three,
            CheckCodePrefix::U015 => SuffixLength::Three,
+            CheckCodePrefix::UP => SuffixLength::Zero,
+            CheckCodePrefix::UP0 => SuffixLength::One,
+            CheckCodePrefix::UP00 => SuffixLength::Two,
+            CheckCodePrefix::UP001 => SuffixLength::Three,
+            CheckCodePrefix::UP003 => SuffixLength::Three,
+            CheckCodePrefix::UP004 => SuffixLength::Three,
+            CheckCodePrefix::UP005 => SuffixLength::Three,
+            CheckCodePrefix::UP006 => SuffixLength::Three,
+            CheckCodePrefix::UP007 => SuffixLength::Three,
+            CheckCodePrefix::UP008 => SuffixLength::Three,
+            CheckCodePrefix::UP009 => SuffixLength::Three,
+            CheckCodePrefix::UP01 => SuffixLength::Two,
+            CheckCodePrefix::UP010 => SuffixLength::Three,
+            CheckCodePrefix::UP011 => SuffixLength::Three,
+            CheckCodePrefix::UP012 => SuffixLength::Three,
+            CheckCodePrefix::UP013 => SuffixLength::Three,
+            CheckCodePrefix::UP014 => SuffixLength::Three,
+            CheckCodePrefix::UP015 => SuffixLength::Three,
            CheckCodePrefix::W => SuffixLength::Zero,
            CheckCodePrefix::W2 => SuffixLength::One,
            CheckCodePrefix::W29 => SuffixLength::Two,
@@ -1765,17 +2087,19 @@ pub const CATEGORIES: &[CheckCodePrefix] = &[
    CheckCodePrefix::F,
    CheckCodePrefix::FBT,
    CheckCodePrefix::I,
-    CheckCodePrefix::M,
    CheckCodePrefix::N,
    CheckCodePrefix::PGH,
    CheckCodePrefix::PLC,
    CheckCodePrefix::PLE,
    CheckCodePrefix::PLR,
+    CheckCodePrefix::PLW,
    CheckCodePrefix::Q,
+    CheckCodePrefix::RET,
    CheckCodePrefix::RUF,
    CheckCodePrefix::S,
    CheckCodePrefix::T,
    CheckCodePrefix::U,
+    CheckCodePrefix::UP,
    CheckCodePrefix::W,
    CheckCodePrefix::YTT,
 ];
--- a/src/docstrings/extraction.rs
+++ b/src/docstrings/extraction.rs
@@ -7,20 +7,20 @@ use crate::visibility::{Modifier, VisibleScope};

 /// Extract a docstring from a function or class body.
 pub fn docstring_from(suite: &[Stmt]) -> Option<&Expr> {
-    if let Some(stmt) = suite.first() {
-        if let StmtKind::Expr { value } = &stmt.node {
-            if matches!(
-                &value.node,
-                ExprKind::Constant {
-                    value: Constant::Str(_),
-                    ..
-                }
-            ) {
-                return Some(value);
-            }
+    let stmt = suite.first()?;
+    let StmtKind::Expr { value } = &stmt.node else {
+        return None;
+    };
+    if !matches!(
+        &value.node,
+        ExprKind::Constant {
+            value: Constant::Str(_),
+            ..
        }
+    ) {
+        return None;
    }
-    None
+    Some(value)
 }

 /// Extract a `Definition` from the AST node defined by a `Stmt`.
--- a/src/flake8_annotations/plugins.rs
+++ b/src/flake8_annotations/plugins.rs
@@ -211,7 +211,7 @@ pub fn definition(checker: &mut Checker, definition: &Definition, visibility: &V
                .chain(args.kwonlyargs.iter())
                .skip(
                    // If this is a non-static method, skip `cls` or `self`.
-                    usize::from(!visibility::is_staticmethod(stmt)),
+                    usize::from(!visibility::is_staticmethod(checker, stmt)),
                )
            {
                // ANN401 for dynamically typed arguments
@@ -283,10 +283,10 @@ pub fn definition(checker: &mut Checker, definition: &Definition, visibility: &V
            }

            // ANN101, ANN102
-            if !visibility::is_staticmethod(stmt) {
+            if !visibility::is_staticmethod(checker, stmt) {
                if let Some(arg) = args.args.first() {
                    if arg.node.annotation.is_none() {
-                        if visibility::is_classmethod(stmt) {
+                        if visibility::is_classmethod(checker, stmt) {
                            if checker.settings.enabled.contains(&CheckCode::ANN102) {
                                checker.add_check(Check::new(
                                    CheckKind::MissingTypeCls(arg.node.arg.to_string()),
@@ -319,14 +319,14 @@ pub fn definition(checker: &mut Checker, definition: &Definition, visibility: &V
                    return;
                }

-                if visibility::is_classmethod(stmt) {
+                if visibility::is_classmethod(checker, stmt) {
                    if checker.settings.enabled.contains(&CheckCode::ANN206) {
                        checker.add_check(Check::new(
                            CheckKind::MissingReturnTypeClassMethod(name.to_string()),
                            Range::from_located(stmt),
                        ));
                    }
-                } else if visibility::is_staticmethod(stmt) {
+                } else if visibility::is_staticmethod(checker, stmt) {
                    if checker.settings.enabled.contains(&CheckCode::ANN205) {
                        checker.add_check(Check::new(
                            CheckKind::MissingReturnTypeStaticMethod(name.to_string()),
--- a/src/flake8_bandit/plugins/exec_used.rs
+++ b/src/flake8_bandit/plugins/exec_used.rs
@@ -5,10 +5,11 @@ use crate::checks::{Check, CheckKind};

 /// S102
 pub fn exec_used(expr: &Expr, func: &Expr) -> Option<Check> {
-    if let ExprKind::Name { id, .. } = &func.node {
-        if id == "exec" {
-            return Some(Check::new(CheckKind::ExecUsed, Range::from_located(expr)));
-        }
+    let ExprKind::Name { id, .. } = &func.node else {
+        return None;
+    };
+    if id != "exec" {
+        return None;
    }
-    None
+    Some(Check::new(CheckKind::ExecUsed, Range::from_located(expr)))
 }
--- a/src/flake8_bandit/plugins/hardcoded_password_default.rs
+++ b/src/flake8_bandit/plugins/hardcoded_password_default.rs
@@ -5,16 +5,15 @@ use crate::checks::{Check, CheckKind};
 use crate::flake8_bandit::helpers::{matches_password_name, string_literal};

 fn check_password_kwarg(arg: &Located<ArgData>, default: &Expr) -> Option<Check> {
-    if let Some(string) = string_literal(default) {
-        let kwarg_name = &arg.node.arg;
-        if matches_password_name(kwarg_name) {
-            return Some(Check::new(
-                CheckKind::HardcodedPasswordDefault(string.to_string()),
-                Range::from_located(default),
-            ));
-        }
+    let string = string_literal(default)?;
+    let kwarg_name = &arg.node.arg;
+    if !matches_password_name(kwarg_name) {
+        return None;
    }
-    None
+    Some(Check::new(
+        CheckKind::HardcodedPasswordDefault(string.to_string()),
+        Range::from_located(default),
+    ))
 }

 /// S107
--- a/src/flake8_bandit/plugins/hardcoded_password_func_arg.rs
+++ b/src/flake8_bandit/plugins/hardcoded_password_func_arg.rs
@@ -9,17 +9,15 @@ pub fn hardcoded_password_func_arg(keywords: &[Keyword]) -> Vec<Check> {
    keywords
        .iter()
        .filter_map(|keyword| {
-            if let Some(string) = string_literal(&keyword.node.value) {
-                if let Some(arg) = &keyword.node.arg {
-                    if matches_password_name(arg) {
-                        return Some(Check::new(
-                            CheckKind::HardcodedPasswordFuncArg(string.to_string()),
-                            Range::from_located(keyword),
-                        ));
-                    }
-                }
+            let string = string_literal(&keyword.node.value)?;
+            let arg = keyword.node.arg.as_ref()?;
+            if !matches_password_name(arg) {
+                return None;
            }
-            None
+            Some(Check::new(
+                CheckKind::HardcodedPasswordFuncArg(string.to_string()),
+                Range::from_located(keyword),
+            ))
        })
        .collect()
 }
--- a/src/flake8_bandit/plugins/hardcoded_password_string.rs
+++ b/src/flake8_bandit/plugins/hardcoded_password_string.rs
@@ -29,15 +29,14 @@ pub fn compare_to_hardcoded_password_string(left: &Expr, comparators: &[Expr]) -
    comparators
        .iter()
        .filter_map(|comp| {
-            if let Some(string) = string_literal(comp) {
-                if is_password_target(left) {
-                    return Some(Check::new(
-                        CheckKind::HardcodedPasswordString(string.to_string()),
-                        Range::from_located(comp),
-                    ));
-                }
+            let string = string_literal(comp)?;
+            if !is_password_target(left) {
+                return None;
            }
-            None
+            Some(Check::new(
+                CheckKind::HardcodedPasswordString(string.to_string()),
+                Range::from_located(comp),
+            ))
        })
        .collect()
 }
--- a/src/flake8_blind_except/plugins.rs
+++ b/src/flake8_blind_except/plugins.rs
@@ -6,17 +6,18 @@ use crate::checks::{Check, CheckKind};

 pub fn blind_except(checker: &mut Checker, handlers: &[Excepthandler]) {
    for handler in handlers {
-        let ExcepthandlerKind::ExceptHandler { type_, .. } = &handler.node;
-        if let Some(type_) = type_ {
-            if let ExprKind::Name { id, .. } = &type_.node {
-                for exception in ["BaseException", "Exception"] {
-                    if id == exception {
-                        checker.add_check(Check::new(
-                            CheckKind::BlindExcept,
-                            Range::from_located(type_),
-                        ));
-                    }
-                }
+        let ExcepthandlerKind::ExceptHandler { type_: Some(type_), .. } = &handler.node else {
+            continue;
+        };
+        let ExprKind::Name { id, .. } = &type_.node else {
+            continue;
+        };
+        for exception in ["BaseException", "Exception"] {
+            if id == exception {
+                checker.add_check(Check::new(
+                    CheckKind::BlindExcept,
+                    Range::from_located(type_),
+                ));
            }
        }
    }
--- a/src/flake8_boolean_trap/plugins.rs
+++ b/src/flake8_boolean_trap/plugins.rs
@@ -11,11 +11,10 @@ const FUNC_NAME_ALLOWLIST: &[&str] = &["get", "setdefault", "pop", "fromkeys"];
 /// `true`, the function name must be explicitly allowed, and the argument must
 /// be either the first or second argument in the call.
 fn allow_boolean_trap(func: &Expr) -> bool {
-    if let ExprKind::Attribute { attr, .. } = &func.node {
-        FUNC_NAME_ALLOWLIST.contains(&attr.as_ref())
-    } else {
-        false
-    }
+    let ExprKind::Attribute { attr, .. } = &func.node else {
+        return false;
+    };
+    FUNC_NAME_ALLOWLIST.contains(&attr.as_ref())
 }

 fn is_boolean_arg(arg: &Expr) -> bool {
@@ -39,24 +38,26 @@ pub fn check_positional_boolean_in_def(checker: &mut Checker, arguments: &Argume
        if arg.node.annotation.is_none() {
            continue;
        }
+        let Some(expr) = &arg.node.annotation else {
+            continue;
+        };

-        if let Some(expr) = &arg.node.annotation {
-            // check for both bool (python class) and 'bool' (string annotation)
-            let hint = match &expr.node {
-                ExprKind::Name { id, .. } => id == "bool",
-                ExprKind::Constant {
-                    value: Constant::Str(value),
-                    ..
-                } => value == "bool",
-                _ => false,
-            };
-            if hint {
-                checker.add_check(Check::new(
-                    CheckKind::BooleanPositionalArgInFunctionDefinition,
-                    Range::from_located(arg),
-                ));
-            }
+        // check for both bool (python class) and 'bool' (string annotation)
+        let hint = match &expr.node {
+            ExprKind::Name { id, .. } => id == "bool",
+            ExprKind::Constant {
+                value: Constant::Str(value),
+                ..
+            } => value == "bool",
+            _ => false,
+        };
+        if !hint {
+            continue;
        }
+        checker.add_check(Check::new(
+            CheckKind::BooleanPositionalArgInFunctionDefinition,
+            Range::from_located(arg),
+        ));
    }
 }

--- a/src/flake8_bugbear/plugins/abstract_base_class.rs
+++ b/src/flake8_bugbear/plugins/abstract_base_class.rs
@@ -67,24 +67,28 @@ pub fn abstract_base_class(
    keywords: &[Keyword],
    body: &[Stmt],
 ) {
-    if bases.len() + keywords.len() == 1
-        && is_abc_class(
-            bases,
-            keywords,
-            &checker.from_imports,
-            &checker.import_aliases,
-        )
-    {
-        let mut has_abstract_method = false;
-        for stmt in body {
-            // https://github.com/PyCQA/flake8-bugbear/issues/293
-            // Ignore abc's that declares a class attribute that must be set
-            if let StmtKind::AnnAssign { .. } | StmtKind::Assign { .. } = &stmt.node {
-                has_abstract_method = true;
-                continue;
-            }
+    if bases.len() + keywords.len() != 1 {
+        return;
+    }
+    if !is_abc_class(
+        bases,
+        keywords,
+        &checker.from_imports,
+        &checker.import_aliases,
+    ) {
+        return;
+    }

-            if let StmtKind::FunctionDef {
+    let mut has_abstract_method = false;
+    for stmt in body {
+        // https://github.com/PyCQA/flake8-bugbear/issues/293
+        // Ignore abc's that declares a class attribute that must be set
+        if let StmtKind::AnnAssign { .. } | StmtKind::Assign { .. } = &stmt.node {
+            has_abstract_method = true;
+            continue;
+        }
+
+        let (StmtKind::FunctionDef {
                decorator_list,
                body,
                ..
@@ -93,36 +97,38 @@ pub fn abstract_base_class(
                decorator_list,
                body,
                ..
-            } = &stmt.node
-            {
-                let has_abstract_decorator = decorator_list
-                    .iter()
-                    .any(|d| is_abstractmethod(d, &checker.from_imports, &checker.import_aliases));
+            }) = &stmt.node else {
+            continue;
+        };

-                has_abstract_method |= has_abstract_decorator;
+        let has_abstract_decorator = decorator_list
+            .iter()
+            .any(|d| is_abstractmethod(d, &checker.from_imports, &checker.import_aliases));

-                if checker.settings.enabled.contains(&CheckCode::B027) {
-                    if !has_abstract_decorator
-                        && is_empty_body(body)
-                        && !decorator_list
-                            .iter()
-                            .any(|d| is_overload(d, &checker.from_imports, &checker.import_aliases))
-                    {
-                        checker.add_check(Check::new(
-                            CheckKind::EmptyMethodWithoutAbstractDecorator(name.to_string()),
-                            Range::from_located(stmt),
-                        ));
-                    }
-                }
-            }
+        has_abstract_method |= has_abstract_decorator;
+
+        if !checker.settings.enabled.contains(&CheckCode::B027) {
+            continue;
        }
-        if checker.settings.enabled.contains(&CheckCode::B024) {
-            if !has_abstract_method {
-                checker.add_check(Check::new(
-                    CheckKind::AbstractBaseClassWithoutAbstractMethod(name.to_string()),
-                    Range::from_located(stmt),
-                ));
-            }
+
+        if !has_abstract_decorator
+            && is_empty_body(body)
+            && !decorator_list
+                .iter()
+                .any(|d| is_overload(d, &checker.from_imports, &checker.import_aliases))
+        {
+            checker.add_check(Check::new(
+                CheckKind::EmptyMethodWithoutAbstractDecorator(name.to_string()),
+                Range::from_located(stmt),
+            ));
+        }
+    }
+    if checker.settings.enabled.contains(&CheckCode::B024) {
+        if !has_abstract_method {
+            checker.add_check(Check::new(
+                CheckKind::AbstractBaseClassWithoutAbstractMethod(name.to_string()),
+                Range::from_located(stmt),
+            ));
        }
    }
 }
--- a/src/flake8_bugbear/plugins/assert_false.rs
+++ b/src/flake8_bugbear/plugins/assert_false.rs
@@ -38,23 +38,24 @@ fn assertion_error(msg: Option<&Expr>) -> Stmt {

 /// B011
 pub fn assert_false(checker: &mut Checker, stmt: &Stmt, test: &Expr, msg: Option<&Expr>) {
-    if let ExprKind::Constant {
+    let ExprKind::Constant {
        value: Constant::Bool(false),
        ..
-    } = &test.node
-    {
-        let mut check = Check::new(CheckKind::DoNotAssertFalse, Range::from_located(test));
-        if checker.patch(check.kind.code()) {
-            let mut generator = SourceGenerator::new();
-            generator.unparse_stmt(&assertion_error(msg));
-            if let Ok(content) = generator.generate() {
-                check.amend(Fix::replacement(
-                    content,
-                    stmt.location,
-                    stmt.end_location.unwrap(),
-                ));
-            }
+    } = &test.node else {
+        return;
+    };
+
+    let mut check = Check::new(CheckKind::DoNotAssertFalse, Range::from_located(test));
+    if checker.patch(check.kind.code()) {
+        let mut generator = SourceGenerator::new();
+        generator.unparse_stmt(&assertion_error(msg));
+        if let Ok(content) = generator.generate() {
+            check.amend(Fix::replacement(
+                content,
+                stmt.location,
+                stmt.end_location.unwrap(),
+            ));
        }
-        checker.add_check(check);
    }
+    checker.add_check(check);
 }
--- a/src/flake8_bugbear/plugins/assert_raises_exception.rs
+++ b/src/flake8_bugbear/plugins/assert_raises_exception.rs
@@ -1,25 +1,40 @@
 use rustpython_ast::{ExprKind, Stmt, Withitem};

-use crate::ast::helpers::match_name_or_attr;
+use crate::ast::helpers::match_module_member;
 use crate::ast::types::Range;
 use crate::check_ast::Checker;
 use crate::checks::{Check, CheckKind};

 /// B017
 pub fn assert_raises_exception(checker: &mut Checker, stmt: &Stmt, items: &[Withitem]) {
-    if let Some(item) = items.first() {
-        let item_context = &item.context_expr;
-        if let ExprKind::Call { func, args, .. } = &item_context.node {
-            if args.len() == 1
-                && item.optional_vars.is_none()
-                && match_name_or_attr(func, "assertRaises")
-                && match_name_or_attr(args.first().unwrap(), "Exception")
-            {
-                checker.add_check(Check::new(
-                    CheckKind::NoAssertRaisesException,
-                    Range::from_located(stmt),
-                ));
-            }
-        }
+    let Some(item) = items.first() else {
+        return;
+    };
+    let item_context = &item.context_expr;
+    let ExprKind::Call { func, args, .. } = &item_context.node else {
+        return;
+    };
+    if args.len() != 1 {
+        return;
    }
+    if item.optional_vars.is_some() {
+        return;
+    }
+    if !matches!(&func.node, ExprKind::Attribute { attr, .. } if attr == "assertRaises") {
+        return;
+    }
+    if !match_module_member(
+        args.first().unwrap(),
+        "",
+        "Exception",
+        &checker.from_imports,
+        &checker.import_aliases,
+    ) {
+        return;
+    }
+
+    checker.add_check(Check::new(
+        CheckKind::NoAssertRaisesException,
+        Range::from_located(stmt),
+    ));
 }
--- a/src/flake8_bugbear/plugins/assignment_to_os_environ.rs
+++ b/src/flake8_bugbear/plugins/assignment_to_os_environ.rs
@@ -6,19 +6,24 @@ use crate::checks::{Check, CheckKind};

 /// B003
 pub fn assignment_to_os_environ(checker: &mut Checker, targets: &[Expr]) {
-    if targets.len() == 1 {
-        let target = &targets[0];
-        if let ExprKind::Attribute { value, attr, .. } = &target.node {
-            if attr == "environ" {
-                if let ExprKind::Name { id, .. } = &value.node {
-                    if id == "os" {
-                        checker.add_check(Check::new(
-                            CheckKind::AssignmentToOsEnviron,
-                            Range::from_located(target),
-                        ));
-                    }
-                }
-            }
-        }
+    if targets.len() != 1 {
+        return;
    }
+    let target = &targets[0];
+    let ExprKind::Attribute { value, attr, .. } = &target.node else {
+        return;
+    };
+    if attr != "environ" {
+        return;
+    }
+    let ExprKind::Name { id, .. } = &value.node else {
+                    return;
+                };
+    if id != "os" {
+        return;
+    }
+    checker.add_check(Check::new(
+        CheckKind::AssignmentToOsEnviron,
+        Range::from_located(target),
+    ));
 }
--- a/src/flake8_bugbear/plugins/cached_instance_method.rs
+++ b/src/flake8_bugbear/plugins/cached_instance_method.rs
@@ -13,29 +13,30 @@ fn is_cache_func(checker: &Checker, expr: &Expr) -> bool {

 /// B019
 pub fn cached_instance_method(checker: &mut Checker, decorator_list: &[Expr]) {
-    if matches!(checker.current_scope().kind, ScopeKind::Class(_)) {
-        for decorator in decorator_list {
-            // TODO(charlie): This should take into account `classmethod-decorators` and
-            // `staticmethod-decorators`.
-            if let ExprKind::Name { id, .. } = &decorator.node {
-                if id == "classmethod" || id == "staticmethod" {
-                    return;
-                }
-            }
-        }
-        for decorator in decorator_list {
-            if is_cache_func(
-                checker,
-                match &decorator.node {
-                    ExprKind::Call { func, .. } => func,
-                    _ => decorator,
-                },
-            ) {
-                checker.add_check(Check::new(
-                    CheckKind::CachedInstanceMethod,
-                    Range::from_located(decorator),
-                ));
+    if !matches!(checker.current_scope().kind, ScopeKind::Class(_)) {
+        return;
+    }
+    for decorator in decorator_list {
+        // TODO(charlie): This should take into account `classmethod-decorators` and
+        // `staticmethod-decorators`.
+        if let ExprKind::Name { id, .. } = &decorator.node {
+            if id == "classmethod" || id == "staticmethod" {
+                return;
            }
        }
    }
+    for decorator in decorator_list {
+        if is_cache_func(
+            checker,
+            match &decorator.node {
+                ExprKind::Call { func, .. } => func,
+                _ => decorator,
+            },
+        ) {
+            checker.add_check(Check::new(
+                CheckKind::CachedInstanceMethod,
+                Range::from_located(decorator),
+            ));
+        }
+    }
 }
--- a/src/flake8_bugbear/plugins/cannot_raise_literal.rs
+++ b/src/flake8_bugbear/plugins/cannot_raise_literal.rs
@@ -6,10 +6,11 @@ use crate::checks::{Check, CheckKind};

 /// B016
 pub fn cannot_raise_literal(checker: &mut Checker, expr: &Expr) {
-    if let ExprKind::Constant { .. } = &expr.node {
-        checker.add_check(Check::new(
-            CheckKind::CannotRaiseLiteral,
-            Range::from_located(expr),
-        ));
-    }
+    let ExprKind::Constant { .. } = &expr.node else {
+        return;
+    };
+    checker.add_check(Check::new(
+        CheckKind::CannotRaiseLiteral,
+        Range::from_located(expr),
+    ));
 }
--- a/src/flake8_bugbear/plugins/duplicate_exceptions.rs
+++ b/src/flake8_bugbear/plugins/duplicate_exceptions.rs
@@ -79,33 +79,30 @@ pub fn duplicate_exceptions(checker: &mut Checker, stmt: &Stmt, handlers: &[Exce
    let mut seen: BTreeSet<Vec<&str>> = BTreeSet::default();
    let mut duplicates: BTreeSet<Vec<&str>> = BTreeSet::default();
    for handler in handlers {
-        match &handler.node {
-            ExcepthandlerKind::ExceptHandler { type_, .. } => {
-                if let Some(type_) = type_ {
-                    match &type_.node {
-                        ExprKind::Attribute { .. } | ExprKind::Name { .. } => {
-                            let call_path = helpers::collect_call_paths(type_);
-                            if !call_path.is_empty() {
-                                if seen.contains(&call_path) {
-                                    duplicates.insert(call_path);
-                                } else {
-                                    seen.insert(call_path);
-                                }
-                            }
-                        }
-                        ExprKind::Tuple { elts, .. } => {
-                            for name in duplicate_handler_exceptions(checker, type_, elts) {
-                                if seen.contains(&name) {
-                                    duplicates.insert(name);
-                                } else {
-                                    seen.insert(name);
-                                }
-                            }
-                        }
-                        _ => {}
+        let ExcepthandlerKind::ExceptHandler { type_: Some(type_), .. } = &handler.node else {
+            continue;
+        };
+        match &type_.node {
+            ExprKind::Attribute { .. } | ExprKind::Name { .. } => {
+                let call_path = helpers::collect_call_paths(type_);
+                if !call_path.is_empty() {
+                    if seen.contains(&call_path) {
+                        duplicates.insert(call_path);
+                    } else {
+                        seen.insert(call_path);
                    }
                }
            }
+            ExprKind::Tuple { elts, .. } => {
+                for name in duplicate_handler_exceptions(checker, type_, elts) {
+                    if seen.contains(&name) {
+                        duplicates.insert(name);
+                    } else {
+                        seen.insert(name);
+                    }
+                }
+            }
+            _ => {}
        }
    }

--- a/src/flake8_bugbear/plugins/f_string_docstring.rs
+++ b/src/flake8_bugbear/plugins/f_string_docstring.rs
@@ -6,14 +6,17 @@ use crate::checks::{Check, CheckKind};

 /// B021
 pub fn f_string_docstring(checker: &mut Checker, body: &[Stmt]) {
-    if let Some(stmt) = body.first() {
-        if let StmtKind::Expr { value } = &stmt.node {
-            if let ExprKind::JoinedStr { .. } = value.node {
-                checker.add_check(Check::new(
-                    CheckKind::FStringDocstring,
-                    Range::from_located(stmt),
-                ));
-            }
-        }
-    }
+    let Some(stmt) = body.first() else {
+        return;
+    };
+    let StmtKind::Expr { value } = &stmt.node else {
+        return;
+    };
+    let ExprKind::JoinedStr { .. } = value.node else {
+        return;
+    };
+    checker.add_check(Check::new(
+        CheckKind::FStringDocstring,
+        Range::from_located(stmt),
+    ));
 }
--- a/src/flake8_bugbear/plugins/function_call_argument_default.rs
+++ b/src/flake8_bugbear/plugins/function_call_argument_default.rs
@@ -71,29 +71,26 @@ where
 }

 fn is_nan_or_infinity(expr: &Expr, args: &[Expr]) -> bool {
-    if let ExprKind::Name { id, .. } = &expr.node {
-        if id == "float" {
-            if let Some(arg) = args.first() {
-                if let ExprKind::Constant {
-                    value: Constant::Str(value),
-                    ..
-                } = &arg.node
-                {
-                    let lowercased = value.to_lowercase();
-                    return lowercased == "nan"
-                        || lowercased == "+nan"
-                        || lowercased == "-nan"
-                        || lowercased == "inf"
-                        || lowercased == "+inf"
-                        || lowercased == "-inf"
-                        || lowercased == "infinity"
-                        || lowercased == "+infinity"
-                        || lowercased == "-infinity";
-                }
-            }
-        }
+    let ExprKind::Name { id, .. } = &expr.node else {
+        return false;
+    };
+    if id != "float" {
+        return false;
    }
-    false
+    let Some(arg) = args.first() else {
+        return false;
+    };
+    let ExprKind::Constant {
+        value: Constant::Str(value),
+        ..
+    } = &arg.node else {
+        return false;
+    };
+    let lowercased = value.to_lowercase();
+    matches!(
+        lowercased.as_str(),
+        "nan" | "+nan" | "-nan" | "inf" | "+inf" | "-inf" | "infinity" | "+infinity" | "-infinity"
+    )
 }

 /// B008
--- a/src/flake8_bugbear/plugins/getattr_with_constant.rs
+++ b/src/flake8_bugbear/plugins/getattr_with_constant.rs
@@ -22,32 +22,39 @@ fn attribute(value: &Expr, attr: &str) -> Expr {

 /// B009
 pub fn getattr_with_constant(checker: &mut Checker, expr: &Expr, func: &Expr, args: &[Expr]) {
-    if let ExprKind::Name { id, .. } = &func.node {
-        if id == "getattr" {
-            if let [obj, arg] = args {
-                if let ExprKind::Constant {
-                    value: Constant::Str(value),
-                    ..
-                } = &arg.node
-                {
-                    if IDENTIFIER_REGEX.is_match(value) && !KWLIST.contains(&value.as_str()) {
-                        let mut check =
-                            Check::new(CheckKind::GetAttrWithConstant, Range::from_located(expr));
-                        if checker.patch(check.kind.code()) {
-                            let mut generator = SourceGenerator::new();
-                            generator.unparse_expr(&attribute(obj, value), 0);
-                            if let Ok(content) = generator.generate() {
-                                check.amend(Fix::replacement(
-                                    content,
-                                    expr.location,
-                                    expr.end_location.unwrap(),
-                                ));
-                            }
-                        }
-                        checker.add_check(check);
-                    }
-                }
-            }
+    let ExprKind::Name { id, .. } = &func.node else {
+        return;
+    };
+    if id != "getattr" {
+        return;
+    }
+    let [obj, arg] = args else {
+        return;
+    };
+    let ExprKind::Constant {
+        value: Constant::Str(value),
+        ..
+    } = &arg.node else {
+        return;
+    };
+    if !IDENTIFIER_REGEX.is_match(value) {
+        return;
+    }
+    if KWLIST.contains(&value.as_str()) {
+        return;
+    }
+
+    let mut check = Check::new(CheckKind::GetAttrWithConstant, Range::from_located(expr));
+    if checker.patch(check.kind.code()) {
+        let mut generator = SourceGenerator::new();
+        generator.unparse_expr(&attribute(obj, value), 0);
+        if let Ok(content) = generator.generate() {
+            check.amend(Fix::replacement(
+                content,
+                expr.location,
+                expr.end_location.unwrap(),
+            ));
        }
    }
+    checker.add_check(check);
 }
--- a/src/flake8_bugbear/plugins/raise_without_from_inside_except.rs
+++ b/src/flake8_bugbear/plugins/raise_without_from_inside_except.rs
@@ -13,21 +13,18 @@ struct RaiseVisitor {
 impl<'a> Visitor<'a> for RaiseVisitor {
    fn visit_stmt(&mut self, stmt: &'a Stmt) {
        match &stmt.node {
-            StmtKind::Raise { exc, cause } => {
-                if cause.is_none() {
-                    if let Some(exc) = exc {
-                        match &exc.node {
-                            ExprKind::Name { id, .. } if is_lower(id) => {}
-                            _ => {
-                                self.checks.push(Check::new(
-                                    CheckKind::RaiseWithoutFromInsideExcept,
-                                    Range::from_located(stmt),
-                                ));
-                            }
-                        }
-                    }
+            StmtKind::Raise {
+                exc: Some(exc),
+                cause: None,
+            } => match &exc.node {
+                ExprKind::Name { id, .. } if is_lower(id) => {}
+                _ => {
+                    self.checks.push(Check::new(
+                        CheckKind::RaiseWithoutFromInsideExcept,
+                        Range::from_located(stmt),
+                    ));
                }
-            }
+            },
            StmtKind::ClassDef { .. }
            | StmtKind::FunctionDef { .. }
            | StmtKind::AsyncFunctionDef { .. }
--- a/src/flake8_bugbear/plugins/redundant_tuple_in_exception_handler.rs
+++ b/src/flake8_bugbear/plugins/redundant_tuple_in_exception_handler.rs
@@ -39,46 +39,47 @@ fn match_tuple_range<T>(located: &Located<T>, locator: &SourceCodeLocator) -> Re
            }
        }
    }
-    if let (Some(location), Some(end_location)) = (location, end_location) {
-        Ok(Range {
-            location,
-            end_location,
-        })
-    } else {
+    let (Some(location), Some(end_location)) = (location, end_location) else {
        bail!("Unable to find left and right parentheses");
-    }
+    };
+    Ok(Range {
+        location,
+        end_location,
+    })
 }

 /// B013
 pub fn redundant_tuple_in_exception_handler(checker: &mut Checker, handlers: &[Excepthandler]) {
    for handler in handlers {
-        let ExcepthandlerKind::ExceptHandler { type_, .. } = &handler.node;
-        if let Some(type_) = type_ {
-            if let ExprKind::Tuple { elts, .. } = &type_.node {
-                if let [elt] = &elts[..] {
-                    let mut check = Check::new(
-                        CheckKind::RedundantTupleInExceptionHandler(elt.to_string()),
-                        Range::from_located(type_),
-                    );
-                    if checker.patch(check.kind.code()) {
-                        let mut generator = SourceGenerator::new();
-                        generator.unparse_expr(elt, 0);
-                        if let Ok(content) = generator.generate() {
-                            match match_tuple_range(handler, checker.locator) {
-                                Ok(range) => {
-                                    check.amend(Fix::replacement(
-                                        content,
-                                        range.location,
-                                        range.end_location,
-                                    ));
-                                }
-                                Err(e) => error!("Failed to locate parentheses: {}", e),
-                            }
-                        }
+        let ExcepthandlerKind::ExceptHandler { type_: Some(type_), .. } = &handler.node else {
+            continue;
+        };
+        let ExprKind::Tuple { elts, .. } = &type_.node else {
+            continue;
+        };
+        let [elt] = &elts[..] else {
+            continue;
+        };
+        let mut check = Check::new(
+            CheckKind::RedundantTupleInExceptionHandler(elt.to_string()),
+            Range::from_located(type_),
+        );
+        if checker.patch(check.kind.code()) {
+            let mut generator = SourceGenerator::new();
+            generator.unparse_expr(elt, 0);
+            if let Ok(content) = generator.generate() {
+                match match_tuple_range(handler, checker.locator) {
+                    Ok(range) => {
+                        check.amend(Fix::replacement(
+                            content,
+                            range.location,
+                            range.end_location,
+                        ));
                    }
-                    checker.add_check(check);
+                    Err(e) => error!("Failed to locate parentheses: {e}"),
                }
            }
        }
+        checker.add_check(check);
    }
 }
--- a/src/flake8_bugbear/plugins/setattr_with_constant.rs
+++ b/src/flake8_bugbear/plugins/setattr_with_constant.rs
@@ -35,31 +35,37 @@ fn assignment(obj: &Expr, name: &str, value: &Expr) -> Result<String> {

 /// B010
 pub fn setattr_with_constant(checker: &mut Checker, expr: &Expr, func: &Expr, args: &[Expr]) {
-    if let ExprKind::Name { id, .. } = &func.node {
-        if id == "setattr" {
-            if let [obj, name, value] = args {
-                if let ExprKind::Constant {
-                    value: Constant::Str(name),
-                    ..
-                } = &name.node
-                {
-                    if IDENTIFIER_REGEX.is_match(name) && !KWLIST.contains(&name.as_str()) {
-                        let mut check =
-                            Check::new(CheckKind::SetAttrWithConstant, Range::from_located(expr));
-                        if checker.patch(check.kind.code()) {
-                            match assignment(obj, name, value) {
-                                Ok(content) => check.amend(Fix::replacement(
-                                    content,
-                                    expr.location,
-                                    expr.end_location.unwrap(),
-                                )),
-                                Err(e) => error!("Failed to fix invalid comparison: {}", e),
-                            };
-                        }
-                        checker.add_check(check);
-                    }
-                }
-            }
-        }
+    let ExprKind::Name { id, .. } = &func.node else {
+        return;
+    };
+    if id != "setattr" {
+        return;
    }
+    let [obj, name, value] = args else {
+        return;
+    };
+    let ExprKind::Constant {
+        value: Constant::Str(name),
+        ..
+    } = &name.node else {
+        return;
+    };
+    if !IDENTIFIER_REGEX.is_match(name) {
+        return;
+    }
+    if KWLIST.contains(&name.as_str()) {
+        return;
+    }
+    let mut check = Check::new(CheckKind::SetAttrWithConstant, Range::from_located(expr));
+    if checker.patch(check.kind.code()) {
+        match assignment(obj, name, value) {
+            Ok(content) => check.amend(Fix::replacement(
+                content,
+                expr.location,
+                expr.end_location.unwrap(),
+            )),
+            Err(e) => error!("Failed to fix invalid comparison: {e}"),
+        };
+    }
+    checker.add_check(check);
 }
--- a/src/flake8_bugbear/plugins/star_arg_unpacking_after_keyword_arg.rs
+++ b/src/flake8_bugbear/plugins/star_arg_unpacking_after_keyword_arg.rs
@@ -10,16 +10,19 @@ pub fn star_arg_unpacking_after_keyword_arg(
    args: &[Expr],
    keywords: &[Keyword],
 ) {
-    if let Some(keyword) = keywords.first() {
-        for arg in args {
-            if let ExprKind::Starred { .. } = arg.node {
-                if arg.location > keyword.location {
-                    checker.add_check(Check::new(
-                        CheckKind::StarArgUnpackingAfterKeywordArg,
-                        Range::from_located(arg),
-                    ));
-                }
-            }
+    let Some(keyword) = keywords.first() else {
+        return;
+    };
+    for arg in args {
+        let ExprKind::Starred { .. } = arg.node else {
+            continue;
+        };
+        if arg.location <= keyword.location {
+            continue;
        }
+        checker.add_check(Check::new(
+            CheckKind::StarArgUnpackingAfterKeywordArg,
+            Range::from_located(arg),
+        ));
    }
 }
--- a/src/flake8_bugbear/plugins/strip_with_multi_characters.rs
+++ b/src/flake8_bugbear/plugins/strip_with_multi_characters.rs
@@ -7,22 +7,27 @@ use crate::checks::{Check, CheckKind};

 /// B005
 pub fn strip_with_multi_characters(checker: &mut Checker, expr: &Expr, func: &Expr, args: &[Expr]) {
-    if let ExprKind::Attribute { attr, .. } = &func.node {
-        if attr == "strip" || attr == "lstrip" || attr == "rstrip" {
-            if args.len() == 1 {
-                if let ExprKind::Constant {
-                    value: Constant::Str(value),
-                    ..
-                } = &args[0].node
-                {
-                    if value.len() > 1 && value.chars().unique().count() != value.len() {
-                        checker.add_check(Check::new(
-                            CheckKind::StripWithMultiCharacters,
-                            Range::from_located(expr),
-                        ));
-                    }
-                }
-            }
-        }
+    let ExprKind::Attribute { attr, .. } = &func.node else {
+        return;
+    };
+    if !matches!(attr.as_str(), "strip" | "lstrip" | "rstrip") {
+        return;
+    }
+    if args.len() != 1 {
+        return;
+    }
+
+    let ExprKind::Constant {
+        value: Constant::Str(value),
+        ..
+    } = &args[0].node else {
+        return;
+    };
+
+    if value.len() > 1 && value.chars().unique().count() != value.len() {
+        checker.add_check(Check::new(
+            CheckKind::StripWithMultiCharacters,
+            Range::from_located(expr),
+        ));
    }
 }
--- a/src/flake8_bugbear/plugins/unary_prefix_increment.rs
+++ b/src/flake8_bugbear/plugins/unary_prefix_increment.rs
@@ -6,14 +6,17 @@ use crate::checks::{Check, CheckKind};

 /// B002
 pub fn unary_prefix_increment(checker: &mut Checker, expr: &Expr, op: &Unaryop, operand: &Expr) {
-    if matches!(op, Unaryop::UAdd) {
-        if let ExprKind::UnaryOp { op, .. } = &operand.node {
-            if matches!(op, Unaryop::UAdd) {
-                checker.add_check(Check::new(
-                    CheckKind::UnaryPrefixIncrement,
-                    Range::from_located(expr),
-                ));
-            }
-        }
+    if !matches!(op, Unaryop::UAdd) {
+        return;
    }
+    let ExprKind::UnaryOp { op, .. } = &operand.node else {
+            return;
+        };
+    if !matches!(op, Unaryop::UAdd) {
+        return;
+    }
+    checker.add_check(Check::new(
+        CheckKind::UnaryPrefixIncrement,
+        Range::from_located(expr),
+    ));
 }
--- a/src/flake8_bugbear/plugins/unreliable_callable_check.rs
+++ b/src/flake8_bugbear/plugins/unreliable_callable_check.rs
@@ -6,22 +6,27 @@ use crate::checks::{Check, CheckKind};

 /// B004
 pub fn unreliable_callable_check(checker: &mut Checker, expr: &Expr, func: &Expr, args: &[Expr]) {
-    if let ExprKind::Name { id, .. } = &func.node {
-        if id == "getattr" || id == "hasattr" {
-            if args.len() >= 2 {
-                if let ExprKind::Constant {
-                    value: Constant::Str(s),
-                    ..
-                } = &args[1].node
-                {
-                    if s == "__call__" {
-                        checker.add_check(Check::new(
-                            CheckKind::UnreliableCallableCheck,
-                            Range::from_located(expr),
-                        ));
-                    }
-                }
-            }
-        }
+    let ExprKind::Name { id, .. } = &func.node else {
+        return;
+    };
+    if id != "getattr" && id != "hasattr" {
+        return;
    }
+    if args.len() < 2 {
+        return;
+    };
+    let ExprKind::Constant {
+        value: Constant::Str(s),
+        ..
+    } = &args[1].node else
+    {
+        return;
+    };
+    if s != "__call__" {
+        return;
+    }
+    checker.add_check(Check::new(
+        CheckKind::UnreliableCallableCheck,
+        Range::from_located(expr),
+    ));
 }
--- a/src/flake8_comprehensions/checks.rs
+++ b/src/flake8_comprehensions/checks.rs
@@ -62,7 +62,7 @@ pub fn unnecessary_generator_list(
        if fix {
            match fixes::fix_unnecessary_generator_list(locator, expr) {
                Ok(fix) => check.amend(fix),
-                Err(e) => error!("Failed to generate fix: {}", e),
+                Err(e) => error!("Failed to generate fix: {e}"),
            }
        }
        return Some(check);
@@ -86,7 +86,7 @@ pub fn unnecessary_generator_set(
        if fix {
            match fixes::fix_unnecessary_generator_set(locator, expr) {
                Ok(fix) => check.amend(fix),
-                Err(e) => error!("Failed to generate fix: {}", e),
+                Err(e) => error!("Failed to generate fix: {e}"),
            }
        }
        return Some(check);
@@ -112,7 +112,7 @@ pub fn unnecessary_generator_dict(
                if fix {
                    match fixes::fix_unnecessary_generator_dict(locator, expr) {
                        Ok(fix) => check.amend(fix),
-                        Err(e) => error!("Failed to generate fix: {}", e),
+                        Err(e) => error!("Failed to generate fix: {e}"),
                    }
                }
                return Some(check);
@@ -139,7 +139,7 @@ pub fn unnecessary_list_comprehension_set(
        if fix {
            match fixes::fix_unnecessary_list_comprehension_set(locator, expr) {
                Ok(fix) => check.amend(fix),
-                Err(e) => error!("Failed to generate fix: {}", e),
+                Err(e) => error!("Failed to generate fix: {e}"),
            }
        }
        return Some(check);
@@ -158,22 +158,23 @@ pub fn unnecessary_list_comprehension_dict(
    location: Range,
 ) -> Option<Check> {
    let argument = exactly_one_argument_with_matching_function("dict", func, args, keywords)?;
-    if let ExprKind::ListComp { elt, .. } = &argument {
-        match &elt.node {
-            ExprKind::Tuple { elts, .. } if elts.len() == 2 => {
-                let mut check = Check::new(CheckKind::UnnecessaryListComprehensionDict, location);
-                if fix {
-                    match fixes::fix_unnecessary_list_comprehension_dict(locator, expr) {
-                        Ok(fix) => check.amend(fix),
-                        Err(e) => error!("Failed to generate fix: {}", e),
-                    }
-                }
-                return Some(check);
-            }
-            _ => {}
+    let ExprKind::ListComp { elt, .. } = &argument else {
+        return None;
+    };
+    let ExprKind::Tuple { elts, .. } = &elt.node else {
+        return None;
+    };
+    if elts.len() != 2 {
+        return None;
+    }
+    let mut check = Check::new(CheckKind::UnnecessaryListComprehensionDict, location);
+    if fix {
+        match fixes::fix_unnecessary_list_comprehension_dict(locator, expr) {
+            Ok(fix) => check.amend(fix),
+            Err(e) => error!("Failed to generate fix: {e}"),
        }
    }
-    None
+    Some(check)
 }

 /// C405 (`set([1, 2])`)
@@ -196,7 +197,7 @@ pub fn unnecessary_literal_set(
    if fix {
        match fixes::fix_unnecessary_literal_set(locator, expr) {
            Ok(fix) => check.amend(fix),
-            Err(e) => error!("Failed to generate fix: {}", e),
+            Err(e) => error!("Failed to generate fix: {e}"),
        }
    }
    Some(check)
@@ -232,7 +233,7 @@ pub fn unnecessary_literal_dict(
    if fix {
        match fixes::fix_unnecessary_literal_dict(locator, expr) {
            Ok(fix) => check.amend(fix),
-            Err(e) => error!("Failed to generate fix: {}", e),
+            Err(e) => error!("Failed to generate fix: {e}"),
        }
    }
    Some(check)
@@ -268,7 +269,7 @@ pub fn unnecessary_collection_call(
    if fix {
        match fixes::fix_unnecessary_collection_call(locator, expr) {
            Ok(fix) => check.amend(fix),
-            Err(e) => error!("Failed to generate fix: {}", e),
+            Err(e) => error!("Failed to generate fix: {e}"),
        }
    }
    Some(check)
@@ -296,7 +297,7 @@ pub fn unnecessary_literal_within_tuple_call(
    if fix {
        match fixes::fix_unnecessary_literal_within_tuple_call(locator, expr) {
            Ok(fix) => check.amend(fix),
-            Err(e) => error!("Failed to generate fix: {}", e),
+            Err(e) => error!("Failed to generate fix: {e}"),
        }
    }
    Some(check)
@@ -324,7 +325,7 @@ pub fn unnecessary_literal_within_list_call(
    if fix {
        match fixes::fix_unnecessary_literal_within_list_call(locator, expr) {
            Ok(fix) => check.amend(fix),
-            Err(e) => error!("Failed to generate fix: {}", e),
+            Err(e) => error!("Failed to generate fix: {e}"),
        }
    }
    Some(check)
@@ -340,17 +341,17 @@ pub fn unnecessary_list_call(
    location: Range,
 ) -> Option<Check> {
    let argument = first_argument_with_matching_function("list", func, args)?;
-    if let ExprKind::ListComp { .. } = argument {
-        let mut check = Check::new(CheckKind::UnnecessaryListCall, location);
-        if fix {
-            match fixes::fix_unnecessary_list_call(locator, expr) {
-                Ok(fix) => check.amend(fix),
-                Err(e) => error!("Failed to generate fix: {}", e),
-            }
-        }
-        return Some(check);
+    if !matches!(argument, ExprKind::ListComp { .. }) {
+        return None;
    }
-    None
+    let mut check = Check::new(CheckKind::UnnecessaryListCall, location);
+    if fix {
+        match fixes::fix_unnecessary_list_call(locator, expr) {
+            Ok(fix) => check.amend(fix),
+            Err(e) => error!("Failed to generate fix: {e}"),
+        }
+    }
+    Some(check)
 }

 /// C413
@@ -366,22 +367,24 @@ pub fn unnecessary_call_around_sorted(
    if !(outer == "list" || outer == "reversed") {
        return None;
    }
-    if let ExprKind::Call { func, .. } = &args.first()?.node {
-        if function_name(func)? == "sorted" {
-            let mut check = Check::new(
-                CheckKind::UnnecessaryCallAroundSorted(outer.to_string()),
-                location,
-            );
-            if fix {
-                match fixes::fix_unnecessary_call_around_sorted(locator, expr) {
-                    Ok(fix) => check.amend(fix),
-                    Err(e) => error!("Failed to generate fix: {}", e),
-                }
-            }
-            return Some(check);
+    let ExprKind::Call { func, .. } = &args.first()?.node else {
+        return None;
+    };
+    if function_name(func)? != "sorted" {
+        return None;
+    }
+
+    let mut check = Check::new(
+        CheckKind::UnnecessaryCallAroundSorted(outer.to_string()),
+        location,
+    );
+    if fix {
+        match fixes::fix_unnecessary_call_around_sorted(locator, expr) {
+            Ok(fix) => check.amend(fix),
+            Err(e) => error!("Failed to generate fix: {e}"),
        }
    }
-    None
+    Some(check)
 }

 /// C414
@@ -402,25 +405,28 @@ pub fn unnecessary_double_cast_or_process(
        return None;
    }

-    if let ExprKind::Call { func, .. } = &args.first()?.node {
-        let inner = function_name(func)?;
-        // Ex) set(tuple(...))
-        if (outer == "set" || outer == "sorted")
-            && (inner == "list" || inner == "tuple" || inner == "reversed" || inner == "sorted")
-        {
-            return Some(new_check(inner, outer, location));
-        }
+    let ExprKind::Call { func, .. } = &args.first()?.node else {
+        return None;
+    };

-        // Ex) list(tuple(...))
-        if (outer == "list" || outer == "tuple") && (inner == "list" || inner == "tuple") {
-            return Some(new_check(inner, outer, location));
-        }
-
-        // Ex) set(set(...))
-        if outer == "set" && inner == "set" {
-            return Some(new_check(inner, outer, location));
-        }
+    let inner = function_name(func)?;
+    // Ex) set(tuple(...))
+    if (outer == "set" || outer == "sorted")
+        && (inner == "list" || inner == "tuple" || inner == "reversed" || inner == "sorted")
+    {
+        return Some(new_check(inner, outer, location));
    }
+
+    // Ex) list(tuple(...))
+    if (outer == "list" || outer == "tuple") && (inner == "list" || inner == "tuple") {
+        return Some(new_check(inner, outer, location));
+    }
+
+    // Ex) set(set(...))
+    if outer == "set" && inner == "set" {
+        return Some(new_check(inner, outer, location));
+    }
+
    None
 }

@@ -435,33 +441,34 @@ pub fn unnecessary_subscript_reversal(
    if !["set", "sorted", "reversed"].contains(&id) {
        return None;
    }
-    if let ExprKind::Subscript { slice, .. } = &first_arg.node {
-        if let ExprKind::Slice { lower, upper, step } = &slice.node {
-            if lower.is_none() && upper.is_none() {
-                if let Some(step) = step {
-                    if let ExprKind::UnaryOp {
-                        op: Unaryop::USub,
-                        operand,
-                    } = &step.node
-                    {
-                        if let ExprKind::Constant {
-                            value: Constant::Int(val),
-                            ..
-                        } = &operand.node
-                        {
-                            if *val == BigInt::from(1) {
-                                return Some(Check::new(
-                                    CheckKind::UnnecessarySubscriptReversal(id.to_string()),
-                                    location,
-                                ));
-                            }
-                        }
-                    }
-                }
-            }
-        }
+    let ExprKind::Subscript { slice, .. } = &first_arg.node else {
+        return None;
+    };
+    let ExprKind::Slice { lower, upper, step } = &slice.node else {
+            return None;
+        };
+    if lower.is_some() || upper.is_some() {
+        return None;
    }
-    None
+    let ExprKind::UnaryOp {
+        op: Unaryop::USub,
+        operand,
+    } = &step.as_ref()?.node else {
+        return None;
+    };
+    let ExprKind::Constant {
+        value: Constant::Int(val),
+        ..
+    } = &operand.node else {
+        return None;
+    };
+    if *val != BigInt::from(1) {
+        return None;
+    };
+    Some(Check::new(
+        CheckKind::UnnecessarySubscriptReversal(id.to_string()),
+        location,
+    ))
 }

 /// C416
@@ -497,7 +504,7 @@ pub fn unnecessary_comprehension(
    if fix {
        match fixes::fix_unnecessary_comprehension(locator, expr) {
            Ok(fix) => check.amend(fix),
-            Err(e) => error!("Failed to generate fix: {}", e),
+            Err(e) => error!("Failed to generate fix: {e}"),
        }
    }
    Some(check)
--- a/src/flake8_debugger/checks.rs
+++ b/src/flake8_debugger/checks.rs
@@ -41,6 +41,12 @@ pub fn debugger_call(

 /// Checks for the presence of a debugger import.
 pub fn debugger_import(stmt: &Stmt, module: Option<&str>, name: &str) -> Option<Check> {
+    // Special-case: allow `import builtins`, which is far more general than (e.g.)
+    // `import celery.contrib.rdb`).
+    if module.is_none() && name == "builtins" {
+        return None;
+    }
+
    if let Some(module) = module {
        if let Some((module_name, member)) = DEBUGGERS
            .iter()
--- a/src/flake8_print/plugins/print_call.rs
+++ b/src/flake8_print/plugins/print_call.rs
@@ -9,39 +9,41 @@ use crate::flake8_print::checks;

 /// T201, T203
 pub fn print_call(checker: &mut Checker, expr: &Expr, func: &Expr) {
-    if let Some(mut check) = checks::print_call(
+    let Some(mut check) = checks::print_call(
        func,
        checker.settings.enabled.contains(&CheckCode::T201),
        checker.settings.enabled.contains(&CheckCode::T203),
        Range::from_located(expr),
-    ) {
-        if checker.patch(check.kind.code()) {
-            let context = checker.binding_context();
-            if matches!(
-                checker.parents[context.defined_by].node,
-                StmtKind::Expr { .. }
+    ) else {
+        return;
+    };
+
+    if checker.patch(check.kind.code()) {
+        let context = checker.binding_context();
+        if matches!(
+            checker.parents[context.defined_by].node,
+            StmtKind::Expr { .. }
+        ) {
+            let deleted: Vec<&Stmt> = checker
+                .deletions
+                .iter()
+                .map(|index| checker.parents[*index])
+                .collect();
+            match helpers::remove_stmt(
+                checker.parents[context.defined_by],
+                context.defined_in.map(|index| checker.parents[index]),
+                &deleted,
            ) {
-                let deleted: Vec<&Stmt> = checker
-                    .deletions
-                    .iter()
-                    .map(|index| checker.parents[*index])
-                    .collect();
-                match helpers::remove_stmt(
-                    checker.parents[context.defined_by],
-                    context.defined_in.map(|index| checker.parents[index]),
-                    &deleted,
-                ) {
-                    Ok(fix) => {
-                        if fix.content.is_empty() || fix.content == "pass" {
-                            checker.deletions.insert(context.defined_by);
-                        }
-                        check.amend(fix);
+                Ok(fix) => {
+                    if fix.content.is_empty() || fix.content == "pass" {
+                        checker.deletions.insert(context.defined_by);
                    }
-                    Err(e) => error!("Failed to remove print call: {}", e),
+                    check.amend(fix);
                }
+                Err(e) => error!("Failed to remove print call: {e}"),
            }
        }
-
-        checker.add_check(check);
    }
+
+    checker.add_check(check);
 }
--- a/src/flake8_print/snapshots/ruff__flake8_printtestsT100_T100.py.snap
+++ b/src/flake8_print/snapshots/ruff__flake8_printtestsT100_T100.py.snap
@@ -26,70 +26,70 @@ expression: checks
    Debugger:
      Import: builtins.breakpoint
  location:
-    row: 5
+    row: 6
    column: 0
  end_location:
-    row: 5
+    row: 6
    column: 31
  fix: ~
 - kind:
    Debugger:
      Import: pdb.set_trace
  location:
-    row: 6
+    row: 7
    column: 0
  end_location:
-    row: 6
+    row: 7
    column: 31
  fix: ~
 - kind:
    Debugger:
      Import: celery.contrib.rdb.set_trace
  location:
-    row: 7
+    row: 8
    column: 0
  end_location:
-    row: 7
+    row: 8
    column: 40
  fix: ~
 - kind:
    Debugger:
      Import: celery.contrib.rdb
  location:
-    row: 9
+    row: 10
    column: 0
  end_location:
-    row: 9
+    row: 10
    column: 25
  fix: ~
 - kind:
    Debugger:
      Call: breakpoint
  location:
-    row: 12
+    row: 13
    column: 0
  end_location:
-    row: 12
+    row: 13
    column: 12
  fix: ~
 - kind:
    Debugger:
      Call: set_trace
  location:
-    row: 13
+    row: 14
    column: 0
  end_location:
-    row: 13
+    row: 14
    column: 4
  fix: ~
 - kind:
    Debugger:
      Call: set_trace
  location:
-    row: 14
+    row: 15
    column: 0
  end_location:
-    row: 14
+    row: 15
    column: 11
  fix: ~

--- a/src/flake8_return/helpers.rs
+++ b/src/flake8_return/helpers.rs
@@ -0,0 +1,18 @@
+use rustpython_ast::{Constant, Expr, ExprKind, Stmt};
+
+/// Return `true` if a function's return statement include at least one
+/// non-`None` value.
+pub fn result_exists(returns: &[(&Stmt, Option<&Expr>)]) -> bool {
+    returns.iter().any(|(_, expr)| {
+        expr.map(|expr| {
+            !matches!(
+                expr.node,
+                ExprKind::Constant {
+                    value: Constant::None,
+                    ..
+                }
+            )
+        })
+        .unwrap_or(false)
+    })
+}
--- a/src/flake8_return/mod.rs
+++ b/src/flake8_return/mod.rs
@@ -0,0 +1,37 @@
+mod helpers;
+pub mod plugins;
+mod visitor;
+
+#[cfg(test)]
+mod tests {
+    use std::path::Path;
+
+    use anyhow::Result;
+    use test_case::test_case;
+
+    use crate::checks::CheckCode;
+    use crate::linter::test_path;
+    use crate::Settings;
+
+    #[test_case(CheckCode::RET501, Path::new("RET501.py"); "RET501")]
+    #[test_case(CheckCode::RET502, Path::new("RET502.py"); "RET502")]
+    #[test_case(CheckCode::RET503, Path::new("RET503.py"); "RET503")]
+    #[test_case(CheckCode::RET504, Path::new("RET504.py"); "RET504")]
+    #[test_case(CheckCode::RET505, Path::new("RET505.py"); "RET505")]
+    #[test_case(CheckCode::RET506, Path::new("RET506.py"); "RET506")]
+    #[test_case(CheckCode::RET507, Path::new("RET507.py"); "RET507")]
+    #[test_case(CheckCode::RET508, Path::new("RET508.py"); "RET508")]
+    fn checks(check_code: CheckCode, path: &Path) -> Result<()> {
+        let snapshot = format!("{}_{}", check_code.as_ref(), path.to_string_lossy());
+        let mut checks = test_path(
+            Path::new("./resources/test/fixtures/flake8_return")
+                .join(path)
+                .as_path(),
+            &Settings::for_rule(check_code),
+            true,
+        )?;
+        checks.sort_by_key(|check| check.location);
+        insta::assert_yaml_snapshot!(snapshot, checks);
+        Ok(())
+    }
+}
--- a/src/flake8_return/plugins.rs
+++ b/src/flake8_return/plugins.rs
@@ -0,0 +1,348 @@
+use itertools::Itertools;
+use rustpython_ast::{Constant, Expr, ExprKind, Location, Stmt, StmtKind};
+
+use crate::ast::types::Range;
+use crate::ast::visitor::Visitor;
+use crate::ast::whitespace::indentation;
+use crate::autofix::Fix;
+use crate::check_ast::Checker;
+use crate::checks::{Branch, CheckCode, CheckKind};
+use crate::flake8_return::helpers::result_exists;
+use crate::flake8_return::visitor::{ReturnVisitor, Stack};
+use crate::Check;
+
+/// RET501
+fn unnecessary_return_none(checker: &mut Checker, stack: &Stack) {
+    for (stmt, expr) in &stack.returns {
+        let Some(expr) = expr else {
+            continue;
+        };
+        if !matches!(
+            expr.node,
+            ExprKind::Constant {
+                value: Constant::None,
+                ..
+            }
+        ) {
+            continue;
+        }
+        let mut check = Check::new(CheckKind::UnnecessaryReturnNone, Range::from_located(stmt));
+        if checker.patch(&CheckCode::RET501) {
+            check.amend(Fix::replacement(
+                "return".to_string(),
+                stmt.location,
+                stmt.end_location.unwrap(),
+            ));
+        }
+        checker.add_check(check);
+    }
+}
+
+/// RET502
+fn implicit_return_value(checker: &mut Checker, stack: &Stack) {
+    for (stmt, expr) in &stack.returns {
+        if expr.is_some() {
+            continue;
+        }
+        let mut check = Check::new(CheckKind::ImplicitReturnValue, Range::from_located(stmt));
+        if checker.patch(&CheckCode::RET502) {
+            check.amend(Fix::replacement(
+                "return None".to_string(),
+                stmt.location,
+                stmt.end_location.unwrap(),
+            ));
+        }
+        checker.add_check(check);
+    }
+}
+
+/// RET503
+fn implicit_return(checker: &mut Checker, last_stmt: &Stmt) {
+    match &last_stmt.node {
+        StmtKind::If { body, orelse, .. } => {
+            if body.is_empty() || orelse.is_empty() {
+                checker.add_check(Check::new(
+                    CheckKind::ImplicitReturn,
+                    Range::from_located(last_stmt),
+                ));
+                return;
+            }
+
+            if let Some(last_stmt) = body.last() {
+                implicit_return(checker, last_stmt);
+            }
+            if let Some(last_stmt) = orelse.last() {
+                implicit_return(checker, last_stmt);
+            }
+        }
+        StmtKind::For { body, orelse, .. } | StmtKind::AsyncFor { body, orelse, .. } => {
+            if let Some(last_stmt) = orelse.last() {
+                implicit_return(checker, last_stmt);
+            } else if let Some(last_stmt) = body.last() {
+                implicit_return(checker, last_stmt);
+            }
+        }
+        StmtKind::With { body, .. } | StmtKind::AsyncWith { body, .. } => {
+            if let Some(last_stmt) = body.last() {
+                implicit_return(checker, last_stmt);
+            }
+        }
+        StmtKind::Assert { test, .. }
+            if matches!(
+                test.node,
+                ExprKind::Constant {
+                    value: Constant::Bool(false),
+                    ..
+                }
+            ) => {}
+        StmtKind::Return { .. }
+        | StmtKind::While { .. }
+        | StmtKind::Raise { .. }
+        | StmtKind::Try { .. } => {}
+        _ => {
+            let mut check = Check::new(CheckKind::ImplicitReturn, Range::from_located(last_stmt));
+            if checker.patch(&CheckCode::RET503) {
+                let mut content = String::new();
+                content.push_str(&indentation(checker, last_stmt));
+                content.push_str("return None");
+                content.push('\n');
+                check.amend(Fix::insertion(
+                    content,
+                    Location::new(last_stmt.end_location.unwrap().row() + 1, 0),
+                ));
+            }
+            checker.add_check(check);
+        }
+    }
+}
+
+fn has_refs_before_next_assign(id: &str, return_location: Location, stack: &Stack) -> bool {
+    let mut before_assign: &Location = &Location::default();
+    let mut after_assign: Option<&Location> = None;
+    if let Some(assigns) = stack.assigns.get(&id) {
+        for location in assigns.iter().sorted() {
+            if location.row() > return_location.row() {
+                after_assign = Some(location);
+                break;
+            }
+            if location.row() <= return_location.row() {
+                before_assign = location;
+            }
+        }
+    }
+
+    if let Some(refs) = stack.refs.get(&id) {
+        for location in refs {
+            if location.row() == return_location.row() {
+                continue;
+            }
+            if let Some(after_assign) = after_assign {
+                if before_assign.row() < location.row() && location.row() <= after_assign.row() {
+                    return true;
+                }
+            } else if before_assign.row() < location.row() {
+                return true;
+            }
+        }
+    }
+    false
+}
+
+fn has_refs_or_assigns_within_try_or_loop(id: &str, stack: &Stack) -> bool {
+    if let Some(refs) = stack.refs.get(&id) {
+        for location in refs {
+            for (try_location, try_end_location) in &stack.tries {
+                if try_location.row() < location.row() && location.row() <= try_end_location.row() {
+                    return true;
+                }
+            }
+            for (loop_location, loop_end_location) in &stack.loops {
+                if loop_location.row() < location.row() && location.row() <= loop_end_location.row()
+                {
+                    return true;
+                }
+            }
+        }
+    }
+    if let Some(refs) = stack.assigns.get(&id) {
+        for location in refs {
+            for (try_location, try_end_location) in &stack.tries {
+                if try_location.row() < location.row() && location.row() <= try_end_location.row() {
+                    return true;
+                }
+            }
+            for (loop_location, loop_end_location) in &stack.loops {
+                if loop_location.row() < location.row() && location.row() <= loop_end_location.row()
+                {
+                    return true;
+                }
+            }
+        }
+    }
+    false
+}
+
+/// RET504
+fn unnecessary_assign(checker: &mut Checker, stack: &Stack, expr: &Expr) {
+    if let ExprKind::Name { id, .. } = &expr.node {
+        if !stack.assigns.contains_key(id.as_str()) {
+            return;
+        }
+
+        if !stack.refs.contains_key(id.as_str()) {
+            checker.add_check(Check::new(
+                CheckKind::UnnecessaryAssign,
+                Range::from_located(expr),
+            ));
+            return;
+        }
+
+        if has_refs_before_next_assign(id, expr.location, stack)
+            || has_refs_or_assigns_within_try_or_loop(id, stack)
+        {
+            return;
+        }
+
+        checker.add_check(Check::new(
+            CheckKind::UnnecessaryAssign,
+            Range::from_located(expr),
+        ));
+    }
+}
+
+/// RET505, RET506, RET507, RET508
+fn superfluous_else_node(checker: &mut Checker, stmt: &Stmt, branch: Branch) -> bool {
+    let StmtKind::If { body, .. } = &stmt.node else {
+        return false;
+    };
+    for child in body {
+        if matches!(child.node, StmtKind::Return { .. }) {
+            if checker.settings.enabled.contains(&CheckCode::RET505) {
+                checker.add_check(Check::new(
+                    CheckKind::SuperfluousElseReturn(branch),
+                    Range::from_located(stmt),
+                ));
+            }
+            return true;
+        }
+        if matches!(child.node, StmtKind::Break) {
+            if checker.settings.enabled.contains(&CheckCode::RET508) {
+                checker.add_check(Check::new(
+                    CheckKind::SuperfluousElseBreak(branch),
+                    Range::from_located(stmt),
+                ));
+            }
+            return true;
+        }
+        if matches!(child.node, StmtKind::Raise { .. }) {
+            if checker.settings.enabled.contains(&CheckCode::RET506) {
+                checker.add_check(Check::new(
+                    CheckKind::SuperfluousElseRaise(branch),
+                    Range::from_located(stmt),
+                ));
+            }
+            return true;
+        }
+        if matches!(child.node, StmtKind::Continue) {
+            if checker.settings.enabled.contains(&CheckCode::RET507) {
+                checker.add_check(Check::new(
+                    CheckKind::SuperfluousElseContinue(branch),
+                    Range::from_located(stmt),
+                ));
+            }
+            return true;
+        }
+    }
+    false
+}
+
+/// RET505, RET506, RET507, RET508
+fn superfluous_elif(checker: &mut Checker, stack: &Stack) -> bool {
+    for stmt in &stack.elifs {
+        if superfluous_else_node(checker, stmt, Branch::Elif) {
+            return true;
+        }
+    }
+    false
+}
+
+/// RET505, RET506, RET507, RET508
+fn superfluous_else(checker: &mut Checker, stack: &Stack) -> bool {
+    for stmt in &stack.ifs {
+        let StmtKind::If { orelse, .. } = &stmt.node else {
+            continue;
+        };
+        if orelse.is_empty() {
+            continue;
+        }
+        if superfluous_else_node(checker, stmt, Branch::Else) {
+            return true;
+        }
+    }
+    false
+}
+
+/// Run all checks from the `flake8-return` plugin.
+pub fn function(checker: &mut Checker, body: &[Stmt]) {
+    // Skip empty functions.
+    if body.is_empty() {
+        return;
+    }
+
+    // Find the last statement in the function.
+    let last_stmt = body.last().unwrap();
+
+    // Skip functions that consist of a single return statement.
+    if body.len() == 1 && matches!(last_stmt.node, StmtKind::Return { .. }) {
+        return;
+    }
+
+    // Traverse the function body, to collect the stack.
+    let stack = {
+        let mut visitor = ReturnVisitor::default();
+        for stmt in body {
+            visitor.visit_stmt(stmt);
+        }
+        visitor.stack
+    };
+
+    if checker.settings.enabled.contains(&CheckCode::RET505)
+        || checker.settings.enabled.contains(&CheckCode::RET506)
+        || checker.settings.enabled.contains(&CheckCode::RET507)
+        || checker.settings.enabled.contains(&CheckCode::RET508)
+    {
+        if superfluous_elif(checker, &stack) {
+            return;
+        }
+        if superfluous_else(checker, &stack) {
+            return;
+        }
+    }
+
+    // Skip any functions without return statements.
+    if stack.returns.is_empty() {
+        return;
+    }
+
+    if !result_exists(&stack.returns) {
+        if checker.settings.enabled.contains(&CheckCode::RET501) {
+            unnecessary_return_none(checker, &stack);
+        }
+        return;
+    }
+
+    if checker.settings.enabled.contains(&CheckCode::RET502) {
+        implicit_return_value(checker, &stack);
+    }
+    if checker.settings.enabled.contains(&CheckCode::RET503) {
+        implicit_return(checker, last_stmt);
+    }
+
+    if checker.settings.enabled.contains(&CheckCode::RET504) {
+        for (_, expr) in &stack.returns {
+            if let Some(expr) = expr {
+                unnecessary_assign(checker, &stack, expr);
+            }
+        }
+    }
+}
--- a/src/flake8_return/snapshots/ruff__flake8_returntestsRET501_RET501.py.snap
+++ b/src/flake8_return/snapshots/ruff__flake8_returntestsRET501_RET501.py.snap
@@ -0,0 +1,20 @@
+---
+source: src/flake8_return/mod.rs
+expression: checks
+---
+- kind: UnnecessaryReturnNone
+  location:
+    row: 4
+    column: 4
+  end_location:
+    row: 4
+    column: 15
+  fix:
+    content: return
+    location:
+      row: 4
+      column: 4
+    end_location:
+      row: 4
+      column: 15
+
--- a/src/flake8_return/snapshots/ruff__flake8_returntestsRET502_RET502.py.snap
+++ b/src/flake8_return/snapshots/ruff__flake8_returntestsRET502_RET502.py.snap
@@ -0,0 +1,20 @@
+---
+source: src/flake8_return/mod.rs
+expression: checks
+---
+- kind: ImplicitReturnValue
+  location:
+    row: 3
+    column: 8
+  end_location:
+    row: 3
+    column: 14
+  fix:
+    content: return None
+    location:
+      row: 3
+      column: 8
+    end_location:
+      row: 3
+      column: 14
+
--- a/src/flake8_return/snapshots/ruff__flake8_returntestsRET503_RET503.py.snap
+++ b/src/flake8_return/snapshots/ruff__flake8_returntestsRET503_RET503.py.snap
@@ -0,0 +1,66 @@
+---
+source: src/flake8_return/mod.rs
+expression: checks
+---
+- kind: ImplicitReturn
+  location:
+    row: 7
+    column: 4
+  end_location:
+    row: 12
+    column: 0
+  fix: ~
+- kind: ImplicitReturn
+  location:
+    row: 14
+    column: 8
+  end_location:
+    row: 14
+    column: 15
+  fix:
+    content: "        return None\n"
+    location:
+      row: 15
+      column: 0
+    end_location:
+      row: 15
+      column: 0
+- kind: ImplicitReturn
+  location:
+    row: 23
+    column: 4
+  end_location:
+    row: 23
+    column: 11
+  fix:
+    content: "    return None\n"
+    location:
+      row: 24
+      column: 0
+    end_location:
+      row: 24
+      column: 0
+- kind: ImplicitReturn
+  location:
+    row: 29
+    column: 8
+  end_location:
+    row: 34
+    column: 0
+  fix: ~
+- kind: ImplicitReturn
+  location:
+    row: 39
+    column: 8
+  end_location:
+    row: 39
+    column: 15
+  fix:
+    content: "        return None\n"
+    location:
+      row: 40
+      column: 0
+    end_location:
+      row: 40
+      column: 0
+
--- a/src/flake8_return/snapshots/ruff__flake8_returntestsRET504_RET504.py.snap
+++ b/src/flake8_return/snapshots/ruff__flake8_returntestsRET504_RET504.py.snap
@@ -0,0 +1,61 @@
+---
+source: src/flake8_return/mod.rs
+expression: checks
+---
+- kind: UnnecessaryAssign
+  location:
+    row: 6
+    column: 11
+  end_location:
+    row: 6
+    column: 12
+  fix: ~
+- kind: UnnecessaryAssign
+  location:
+    row: 12
+    column: 11
+  end_location:
+    row: 12
+    column: 12
+  fix: ~
+- kind: UnnecessaryAssign
+  location:
+    row: 18
+    column: 11
+  end_location:
+    row: 18
+    column: 12
+  fix: ~
+- kind: UnnecessaryAssign
+  location:
+    row: 25
+    column: 11
+  end_location:
+    row: 25
+    column: 12
+  fix: ~
+- kind: UnnecessaryAssign
+  location:
+    row: 31
+    column: 15
+  end_location:
+    row: 31
+    column: 16
+  fix: ~
+- kind: UnnecessaryAssign
+  location:
+    row: 43
+    column: 11
+  end_location:
+    row: 43
+    column: 17
+  fix: ~
+- kind: UnnecessaryAssign
+  location:
+    row: 51
+    column: 11
+  end_location:
+    row: 51
+    column: 20
+  fix: ~
+
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
Charlie Marsh	1d1662cb9c	Bump version to 0.0.159	2022-12-05 11:22:02 -05:00
Charlie Marsh	55ce7bd0df	Migrate invalid_literal_comparisons fix to token-based logic (#1065 )	2022-12-05 11:16:59 -05:00
Charlie Marsh	e695f6eb25	Avoid false-positive on PLR1701 for multi-type isinstance calls (#1063 )	2022-12-05 10:07:05 -05:00
messense	fb2c457a9b	Upgrade to notify 5.0.0 (#1048 )	2022-12-05 09:58:42 -05:00
Jeong YunWon	523cf62eda	Style fixes (#1049 )	2022-12-05 09:57:48 -05:00
Charlie Marsh	7024ad7cc7	Bump version to 0.0.158	2022-12-04 21:22:24 -05:00
Charlie Marsh	871ac511ae	Add an option to force one-member-per-line for aliased import-froms (#1047 )	2022-12-04 21:22:00 -05:00
Charlie Marsh	0685af8a4f	Update RustPython (#1045 )	2022-12-04 20:09:28 -05:00
Charlie Marsh	5e9a8fcf53	Bump version to 0.0.157	2022-12-04 14:46:46 -05:00
Charlie Marsh	76439235af	Remove unused imports in `__init__.py` files by default (#1042 )	2022-12-04 14:45:54 -05:00
Charlie Marsh	0c9c6a1c1c	Remove extraneous test file	2022-12-04 13:59:55 -05:00
Charlie Marsh	46a99243cd	Fix D205 autofix by detecting summary line (#1041 )	2022-12-04 13:56:51 -05:00
Charlie Marsh	d06dc4c72d	Bump version to 0.0.156	2022-12-04 10:22:09 -05:00
Jonathan Plasse	8f6b2fb32b	Extend and rename RUF004 to PLR1722 (#1036 )	2022-12-04 10:20:12 -05:00
Charlie Marsh	1d61db5b62	Allow import builtins under T100 (#1037 )	2022-12-04 10:13:17 -05:00
Charlie Marsh	e15c0c68cb	Fix PLW0120 snapshot	2022-12-04 10:10:00 -05:00
Harutaka Kawamura	abb2adc4d8	Implement `useless-import-alias` (#1025 )	2022-12-04 09:48:56 -05:00
Harutaka Kawamura	e070166409	Implement useless-else-on-loop (#1031 )	2022-12-04 09:22:04 -05:00
Jonathan Plasse	0ae6890094	Fix Table of Contents (#1030 )	2022-12-04 09:14:09 -05:00
Harutaka Kawamura	21cace0973	Fix `PLR0402` (#1024 )	2022-12-04 09:13:47 -05:00
Jakub Kuczys	4994b72ba2	Fix README header links in isort config section (#1033 )	2022-12-04 09:12:25 -05:00
Anders Kaseorg	dbb1a6e44b	Remove sloppy match_name_or_attr helper (#1027 )	2022-12-04 09:12:03 -05:00
Charlie Marsh	4b0c3e3bc9	Bump version to 0.0.155	2022-12-04 00:12:00 -05:00
Charlie Marsh	ddae3586d5	Add support for combine-as-imports import formatting (#1022 )	2022-12-04 00:11:48 -05:00
Charlie Marsh	97684b7215	Mark MisplacedComparisonConstant as fixable	2022-12-04 00:11:19 -05:00
Harutaka Kawamura	20e6ff112a	Implement `misplaced-comparison-constant` (#1023 )	2022-12-04 00:10:07 -05:00
Charlie Marsh	6cb84d29f0	Rename M001 to RUF100 (#1021 )	2022-12-03 22:51:05 -05:00
Charlie Marsh	d069054792	Rename RUF101 fixtures	2022-12-03 22:47:16 -05:00
Charlie Marsh	c659cb86d9	Rename RUF101 to RUF004 (#1020 )	2022-12-03 22:46:13 -05:00
Charlie Marsh	8a3f29497b	Add backwards compatible redirect map for `U`-to-`UP` rename (#1019 )	2022-12-03 22:43:00 -05:00
Harutaka Kawamura	58e7baedd0	Implement `consider-using-from-import` (#1018 )	2022-12-03 22:36:43 -05:00
Charlie Marsh	00eff2b09a	Rename pyupgrade rules from UXXX to UPXXX (#957 )	2022-12-03 22:35:42 -05:00
Charlie Marsh	b6b509811d	Bump version to 0.0.154	2022-12-03 20:14:38 -05:00
Charlie Marsh	87bdda3cfa	Make some `flake8-return` rules auto-fixable (#1017 )	2022-12-03 20:13:17 -05:00
Charlie Marsh	291727a27d	Implement `flake8-return` plugin (#1016 )	2022-12-03 20:12:11 -05:00