Bump version to 0.0.139

Add keyword argument handling for redundant open modes. (#906 )
Implement B023 (function uses loop variable) (#907 )
2022-11-25 18:38:26 -05:00 · 2022-11-25 18:38:05 -05:00 · 2022-11-25 18:29:54 -05:00 · 2022-11-25 13:15:43 -05:00 · 2022-11-25 13:14:31 -05:00 · 2022-11-25 09:49:16 -05:00
366 changed files with 14025 additions and 4769 deletions
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -6,6 +6,11 @@ on:
  pull_request:
    branches: [main]

+env:
+  CARGO_INCREMENTAL: 0
+  CARGO_NET_RETRY: 10
+  RUSTUP_MAX_RETRIES: 10
+
 jobs:
  cargo_build:
    name: "cargo build"
@@ -77,7 +82,7 @@ jobs:
            ${{ runner.os }}-build-${{ env.cache-name }}-
            ${{ runner.os }}-build-
            ${{ runner.os }}-
-      - run: cargo clippy --all -- -D warnings
+      - run: cargo clippy --workspace --all-targets --all-features -- -D warnings -W clippy::pedantic

  cargo_test:
    name: "cargo test"
--- a/.github/workflows/flake8-to-ruff.yaml
+++ b/.github/workflows/flake8-to-ruff.yaml
@@ -10,6 +10,9 @@ env:
  PACKAGE_NAME: flake8-to-ruff
  CRATE_NAME: flake8_to_ruff
  PYTHON_VERSION: "3.7" # to build abi3 wheels
+  CARGO_INCREMENTAL: 0
+  CARGO_NET_RETRY: 10
+  RUSTUP_MAX_RETRIES: 10

 jobs:
  macos-x86_64:
@@ -31,7 +34,6 @@ jobs:
        with:
          target: x86_64
          args: --release --out dist --sdist -m ./${{ env.CRATE_NAME }}/Cargo.toml
-          maturin-version: "v0.13.0"
      - name: Install built wheel - x86_64
        run: |
          pip install dist/${{ env.CRATE_NAME }}-*.whl --force-reinstall
@@ -58,7 +60,6 @@ jobs:
        uses: messense/maturin-action@v1
        with:
          args: --release --universal2 --out dist -m ./${{ env.CRATE_NAME }}/Cargo.toml
-          maturin-version: "v0.13.0"
      - name: Install built wheel - universal2
        run: |
          pip install dist/${{ env.CRATE_NAME }}-*universal2.whl --force-reinstall
@@ -90,7 +91,6 @@ jobs:
        with:
          target: ${{ matrix.target }}
          args: --release --out dist -m ./${{ env.CRATE_NAME }}/Cargo.toml
-          maturin-version: "v0.13.0"
      - name: Install built wheel
        shell: bash
        run: |
@@ -118,7 +118,6 @@ jobs:
          target: ${{ matrix.target }}
          manylinux: auto
          args: --release --out dist -m ./${{ env.CRATE_NAME }}/Cargo.toml
-          maturin-version: "v0.13.0"
      - name: Install built wheel
        if: matrix.target == 'x86_64'
        run: |
@@ -145,7 +144,6 @@ jobs:
          target: ${{ matrix.target }}
          manylinux: auto
          args: --no-default-features --release --out dist -m ./${{ env.CRATE_NAME }}/Cargo.toml
-          maturin-version: "v0.13.0"
      - uses: uraimo/run-on-arch-action@v2.0.5
        if: matrix.target != 'ppc64'
        name: Install built wheel
@@ -184,7 +182,6 @@ jobs:
          target: ${{ matrix.target }}
          manylinux: musllinux_1_2
          args: --release --out dist -m ./${{ env.CRATE_NAME }}/Cargo.toml
-          maturin-version: "v0.13.0"
      - name: Install built wheel
        if: matrix.target == 'x86_64-unknown-linux-musl'
        uses: addnab/docker-run-action@v3
@@ -220,7 +217,6 @@ jobs:
          target: ${{ matrix.platform.target }}
          manylinux: musllinux_1_2
          args: --release --out dist -m ./${{ env.CRATE_NAME }}/Cargo.toml
-          maturin-version: "v0.13.0"
      - uses: uraimo/run-on-arch-action@master
        name: Install built wheel
        with:
@@ -258,7 +254,6 @@ jobs:
      - name: Build wheels
        uses: messense/maturin-action@v1
        with:
-          maturin-version: "v0.13.0"
          target: ${{ matrix.target }}
          manylinux: auto
          args: --release --out dist -i pypy${{ matrix.python-version }} -m ./${{ env.CRATE_NAME }}/Cargo.toml
--- a/.github/workflows/ruff.yaml
+++ b/.github/workflows/ruff.yaml
@@ -12,6 +12,9 @@ concurrency:
 env:
  PACKAGE_NAME: ruff
  PYTHON_VERSION: "3.7" # to build abi3 wheels
+  CARGO_INCREMENTAL: 0
+  CARGO_NET_RETRY: 10
+  RUSTUP_MAX_RETRIES: 10

 jobs:
  macos-x86_64:
@@ -33,7 +36,6 @@ jobs:
        with:
          target: x86_64
          args: --release --out dist --sdist
-          maturin-version: "v0.13.0"
      - name: Install built wheel - x86_64
        run: |
          pip install dist/${{ env.PACKAGE_NAME }}-*.whl --force-reinstall
@@ -60,7 +62,6 @@ jobs:
        uses: messense/maturin-action@v1
        with:
          args: --release --universal2 --out dist
-          maturin-version: "v0.13.0"
      - name: Install built wheel - universal2
        run: |
          pip install dist/${{ env.PACKAGE_NAME }}-*universal2.whl --force-reinstall
@@ -92,7 +93,6 @@ jobs:
        with:
          target: ${{ matrix.target }}
          args: --release --out dist
-          maturin-version: "v0.13.0"
      - name: Install built wheel
        shell: bash
        run: |
@@ -120,7 +120,6 @@ jobs:
          target: ${{ matrix.target }}
          manylinux: auto
          args: --release --out dist
-          maturin-version: "v0.13.0"
      - name: Install built wheel
        if: matrix.target == 'x86_64'
        run: |
@@ -147,7 +146,6 @@ jobs:
          target: ${{ matrix.target }}
          manylinux: auto
          args: --no-default-features --release --out dist
-          maturin-version: "v0.13.0"
      - uses: uraimo/run-on-arch-action@v2.0.5
        if: matrix.target != 'ppc64'
        name: Install built wheel
@@ -186,7 +184,6 @@ jobs:
          target: ${{ matrix.target }}
          manylinux: musllinux_1_2
          args: --release --out dist
-          maturin-version: "v0.13.0"
      - name: Install built wheel
        if: matrix.target == 'x86_64-unknown-linux-musl'
        uses: addnab/docker-run-action@v3
@@ -222,7 +219,6 @@ jobs:
          target: ${{ matrix.platform.target }}
          manylinux: musllinux_1_2
          args: --release --out dist
-          maturin-version: "v0.13.0"
      - uses: uraimo/run-on-arch-action@master
        name: Install built wheel
        with:
@@ -260,7 +256,6 @@ jobs:
      - name: Build wheels
        uses: messense/maturin-action@v1
        with:
-          maturin-version: "v0.13.0"
          target: ${{ matrix.target }}
          manylinux: auto
          args: --release --out dist -i pypy${{ matrix.python-version }}
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
  - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.0.115
+    rev: v0.0.139
    hooks:
      - id: ruff

--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -98,6 +98,13 @@ _and_ a `pyproject.toml` parameter to `src/pyproject.rs`. If you want to pattern
 existing example, grep for `dummy_variable_rgx`, which defines a regular expression to match against
 acceptable unused variables (e.g., `_`).

+If the new plugin's configuration should be cached between runs, you'll need to add it to the
+`Hash` implementation for `Settings` in `src/settings/mod.rs`.
+
+You may also want to add the new configuration option to the `flake8-to-ruff` tool, which is
+responsible for converting `flake8` configuration files to Ruff's TOML format. This logic
+lives in `flake8_to_ruff/src/converter.rs`.
+
 ## Release process

 As of now, Ruff has an ad hoc release process: releases are cut with high frequency via GitHub
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -49,6 +49,16 @@ version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c7021ce4924a3f25f802b2cccd1af585e39ea1a363a1aa2e72afe54b67a3a7a7"

+[[package]]
+name = "annotate-snippets"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3b9d411ecbaf79885c6df4d75fff75858d5995ff25385657a28af47e82f9c36"
+dependencies = [
+ "unicode-width",
+ "yansi-term",
+]
+
 [[package]]
 name = "anyhow"
 version = "1.0.66"
@@ -84,133 +94,6 @@ dependencies = [
 "wait-timeout",
 ]

-[[package]]
-name = "async-channel"
-version = "1.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e14485364214912d3b19cc3435dde4df66065127f05fa0d75c712f36f12c2f28"
-dependencies = [
- "concurrent-queue",
- "event-listener",
- "futures-core",
-]
-
-[[package]]
-name = "async-executor"
-version = "1.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "871f9bb5e0a22eeb7e8cf16641feb87c9dc67032ccf8ff49e772eb9941d3a965"
-dependencies = [
- "async-task",
- "concurrent-queue",
- "fastrand",
- "futures-lite",
- "once_cell",
- "slab",
-]
-
-[[package]]
-name = "async-global-executor"
-version = "2.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f1b6f5d7df27bd294849f8eec66ecfc63d11814df7a4f5d74168a2394467b776"
-dependencies = [
- "async-channel",
- "async-executor",
- "async-io",
- "async-lock",
- "blocking",
- "futures-lite",
- "once_cell",
-]
-
-[[package]]
-name = "async-io"
-version = "1.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8121296a9f05be7f34aa4196b1747243b3b62e048bb7906f644f3fbfc490cf7"
-dependencies = [
- "async-lock",
- "autocfg",
- "concurrent-queue",
- "futures-lite",
- "libc",
- "log",
- "parking",
- "polling",
- "slab",
- "socket2",
- "waker-fn",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "async-lock"
-version = "2.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8101efe8695a6c17e02911402145357e718ac92d3ff88ae8419e84b1707b685"
-dependencies = [
- "event-listener",
- "futures-lite",
-]
-
-[[package]]
-name = "async-process"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02111fd8655a613c25069ea89fc8d9bb89331fa77486eb3bc059ee757cfa481c"
-dependencies = [
- "async-io",
- "autocfg",
- "blocking",
- "cfg-if 1.0.0",
- "event-listener",
- "futures-lite",
- "libc",
- "once_cell",
- "signal-hook",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "async-std"
-version = "1.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62565bb4402e926b29953c785397c6dc0391b7b446e45008b0049eb43cec6f5d"
-dependencies = [
- "async-channel",
- "async-global-executor",
- "async-io",
- "async-lock",
- "async-process",
- "crossbeam-utils",
- "futures-channel",
- "futures-core",
- "futures-io",
- "futures-lite",
- "gloo-timers",
- "kv-log-macro",
- "log",
- "memchr",
- "once_cell",
- "pin-project-lite",
- "pin-utils",
- "slab",
- "wasm-bindgen-futures",
-]
-
-[[package]]
-name = "async-task"
-version = "4.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a40729d2133846d9ed0ea60a8b9541bccddab49cd30f0715a1da672fe9a2524"
-
-[[package]]
-name = "atomic-waker"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "065374052e7df7ee4047b1160cca5e1467a12351a40b3da123c870ba0b8eda2a"
-
 [[package]]
 name = "atty"
 version = "0.2.14"
@@ -228,15 +111,6 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"

-[[package]]
-name = "base64"
-version = "0.10.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b25d992356d2eb0ed82172f5248873db5560c4721f564b13cb5193bda5e668e"
-dependencies = [
- "byteorder",
-]
-
 [[package]]
 name = "base64"
 version = "0.13.1"
@@ -273,50 +147,6 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"

-[[package]]
-name = "block-buffer"
-version = "0.7.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0940dc441f31689269e10ac70eb1002a3a1d3ad1390e030043662eb7fe4688b"
-dependencies = [
- "block-padding",
- "byte-tools",
- "byteorder",
- "generic-array 0.12.4",
-]
-
-[[package]]
-name = "block-buffer"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
-dependencies = [
- "generic-array 0.14.6",
-]
-
-[[package]]
-name = "block-padding"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa79dedbb091f449f1f39e53edf88d5dbe95f895dae6135a8d7b881fb5af73f5"
-dependencies = [
- "byte-tools",
-]
-
-[[package]]
-name = "blocking"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c6ccb65d468978a086b69884437ded69a90faab3bbe6e67f242173ea728acccc"
-dependencies = [
- "async-channel",
- "async-task",
- "atomic-waker",
- "fastrand",
- "futures-lite",
- "once_cell",
-]
-
 [[package]]
 name = "bstr"
 version = "0.2.17"
@@ -347,46 +177,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "572f695136211188308f16ad2ca5c851a712c464060ae6974944458eb83880ba"

 [[package]]
-name = "byte-tools"
-version = "0.3.1"
+name = "cachedir"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
-
-[[package]]
-name = "byteorder"
-version = "1.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
-
-[[package]]
-name = "cacache"
-version = "10.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c13caedf5b624de6448b78e980320a27266557350198dc67cf64bc8561c27e8"
+checksum = "e236bf5873ea57ec2877445297f4da008916bfae51567131acfc54a073d694f3"
 dependencies = [
- "async-std",
- "digest 0.9.0",
- "either",
- "futures",
- "hex 0.4.3",
- "memmap2",
- "serde",
- "serde_derive",
- "serde_json",
- "sha-1 0.9.8",
- "sha2 0.9.9",
- "ssri",
 "tempfile",
- "thiserror",
- "walkdir",
 ]

-[[package]]
-name = "cache-padded"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1db59621ec70f09c5e9b597b220c7a2b43611f4710dc03ceb8748637775692c"
-
 [[package]]
 name = "cast"
 version = "0.3.0"
@@ -417,7 +215,7 @@ version = "1.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a5b5db619f3556839cb2223ae86ff3f9a09da2c5013be42bc9af08c9589bf70c"
 dependencies = [
- "annotate-snippets",
+ "annotate-snippets 0.6.1",
 ]

 [[package]]
@@ -572,15 +370,6 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2382f75942f4b3be3690fe4f86365e9c853c1587d6ee58212cebf6e2a9ccd101"

-[[package]]
-name = "concurrent-queue"
-version = "1.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af4780a44ab5696ea9e28294517f1fffb421a83a25af521333c838635509db9c"
-dependencies = [
- "cache-padded",
-]
-
 [[package]]
 name = "configparser"
 version = "3.0.2"
@@ -606,15 +395,6 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5827cebf4670468b8772dd191856768aedcb1b0278a04f989f7766351917b9dc"

-[[package]]
-name = "cpufeatures"
-version = "0.2.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28d997bd5e24a5928dd43e46dc529867e207907fe0b239c3477d924f7f2ca320"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "crc32fast"
 version = "1.3.2"
@@ -709,16 +489,6 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"

-[[package]]
-name = "ctor"
-version = "0.1.26"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d2301688392eb071b0bf1a37be05c469d3cc4dbbd95df672fe28ab021e6a096"
-dependencies = [
- "quote",
- "syn",
-]
-
 [[package]]
 name = "cxx"
 version = "1.0.81"
@@ -775,24 +545,6 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6184e33543162437515c2e2b48714794e37845ec9851711914eec9d308f6ebe8"

-[[package]]
-name = "digest"
-version = "0.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3d0c8c8752312f9713efd397ff63acb9f85585afbf179282e720e7704954dd5"
-dependencies = [
- "generic-array 0.12.4",
-]
-
-[[package]]
-name = "digest"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
-dependencies = [
- "generic-array 0.14.6",
-]
-
 [[package]]
 name = "directories"
 version = "4.0.1"
@@ -880,18 +632,6 @@ version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"

-[[package]]
-name = "event-listener"
-version = "2.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0206175f82b8d6bf6652ff7d71a1e27fd2e4efde587fd368662814d6ec1d9ce0"
-
-[[package]]
-name = "fake-simd"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
-
 [[package]]
 name = "fastrand"
 version = "1.8.0"
@@ -930,7 +670,7 @@ checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"

 [[package]]
 name = "flake8-to-ruff"
-version = "0.0.115-dev.0"
+version = "0.0.139-dev.0"
 dependencies = [
 "anyhow",
 "clap 4.0.22",
@@ -938,6 +678,7 @@ dependencies = [
 "once_cell",
 "regex",
 "ruff",
+ "rustc-hash",
 "serde",
 "serde_json",
 "toml",
@@ -1003,129 +744,6 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"

-[[package]]
-name = "futures"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38390104763dc37a5145a53c29c63c1290b5d316d6086ec32c293f6736051bb0"
-dependencies = [
- "futures-channel",
- "futures-core",
- "futures-executor",
- "futures-io",
- "futures-sink",
- "futures-task",
- "futures-util",
-]
-
-[[package]]
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 dependencies = [
 "linked-hash-map",
 ]
+
+[[package]]
+name = "yansi-term"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fe5c30ade05e61656247b2e334a031dfd0cc466fadef865bdcdea8d537951bf1"
+dependencies = [
+ "winapi 0.3.9",
+]
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,16 +6,20 @@ members = [

 [package]
 name = "ruff"
-version = "0.0.115"
+version = "0.0.139"
 edition = "2021"
+rust-version = "1.65.0"

 [lib]
 name = "ruff"

 [dependencies]
+annotate-snippets = { version = "0.9.1", features = ["color"] }
 anyhow = { version = "1.0.66" }
+atty = { version = "0.2.14" }
 bincode = { version = "1.3.3" }
 bitflags = { version = "1.3.2" }
+cachedir = { version = "0.3.0" }
 chrono = { version = "0.4.21", default-features = false, features = ["clock"] }
 clap = { version = "4.0.1", features = ["derive"] }
 colored = { version = "2.0.0" }
@@ -23,10 +27,9 @@ common-path = { version = "1.0.0" }
 dirs = { version = "4.0.0" }
 fern = { version = "0.6.1" }
 filetime = { version = "0.2.17" }
-fnv = { version = "1.0.7" }
-glob = { version = "0.3.0" }
+globset = {version = "0.4.9" }
 itertools = { version = "0.10.5" }
-libcst = { git = "https://github.com/charliermarsh/LibCST", rev = "a13ec97dd4eb925bde4d426c6e422582793b260c" }
+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" }
@@ -36,9 +39,10 @@ path-absolutize = { version = "3.0.14", features = ["once_cell_cache", "use_unix
 rayon = { version = "1.5.3" }
 regex = { version = "1.6.0" }
 ropey = { version = "1.5.0", features = ["cr_lines", "simd"], default-features = false }
-rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb" }
-rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb" }
-rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb" }
+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" }
 serde = { version = "1.0.147", features = ["derive"] }
 serde_json = { version = "1.0.87" }
 strum = { version = "0.24.1", features = ["strum_macros"] }
@@ -50,7 +54,6 @@ update-informer = { version = "0.5.0", default-features = false, features = ["py
 walkdir = { version = "2.3.2" }

 [target.'cfg(not(target_family = "wasm"))'.dependencies]
-cacache = { version = "10.0.1" } # uses async-std
 clearscreen = { version = "1.0.10" } # uses which

 # https://docs.rs/getrandom/0.2.7/getrandom/#webassembly-support
--- a/449
+++ b/449
@@ -19,3 +19,452 @@ 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.
+
+The externally maintained libraries from which parts of the Software is derived
+are:
+
+- Pyflakes, licensed as follows:
+  """
+    Copyright 2005-2011 Divmod, Inc.
+    Copyright 2013-2014 Florent Xicluna
+
+    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.
+  """
+
+- autoflake, licensed as follows:
+  """
+    Copyright (C) 2012-2018 Steven Myint
+
+    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.
+  """
+
+- Flake8, licensed as follows:
+  """
+    == Flake8 License (MIT) ==
+
+    Copyright (C) 2011-2013 Tarek Ziade <tarek@ziade.org>
+    Copyright (C) 2012-2016 Ian Cordasco <graffatcolmingov@gmail.com>
+
+    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.
+  """
+
+- flake8-2020, licensed as follows:
+  """
+    Copyright (c) 2019 Anthony Sottile
+
+    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.
+  """
+
+- flake8-annotations, licensed as follows:
+  """
+    MIT License
+
+    Copyright (c) 2019 - Present S. Co1
+
+    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.
+  """
+
+- flake8-bandit, licensed as follows:
+  """
+    Copyright (c) 2017 Tyler Wince
+
+    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.
+  """
+
+- flake8-blind-except, licensed as follows:
+  """
+    The MIT License (MIT)
+
+    Copyright (c) 2014 Elijah Andrews
+
+    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.
+  """
+
+- flake8-bugbear, licensed as follows:
+  """
+    The MIT License (MIT)
+
+    Copyright (c) 2016 Łukasz Langa
+
+    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.
+  """
+
+- flake8-comprehensions, licensed as follows:
+  """
+    MIT License
+
+    Copyright (c) 2017 Adam Johnson
+
+    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.
+  """
+
+- flake8-tidy-imports, licensed as follows:
+  """
+    MIT License
+
+    Copyright (c) 2017 Adam Johnson
+
+    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.
+  """
+
+- flake8-print, licensed as follows:
+  """
+    MIT License
+
+    Copyright (c) 2016 Joseph Kahn
+
+    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.
+  """
+
+- flake8-quotes, licensed as follows:
+  """
+    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)
+
+    Copyright (c) 2013 Timothy Edmund Crosley
+
+    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.
+  """
+
+- pep8-naming, licensed as follows:
+  """
+    Copyright © 2013 Florent Xicluna <florent.xicluna@gmail.com>
+
+    Licensed under the terms of the Expat License
+
+    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.
+  """
+
+- pycodestyle, licensed as follows:
+  """
+    Copyright © 2006-2009 Johann C. Rocholl <johann@rocholl.net>
+    Copyright © 2009-2014 Florent Xicluna <florent.xicluna@gmail.com>
+    Copyright © 2014-2020 Ian Lee <IanLee1521@gmail.com>
+
+    Licensed under the terms of the Expat License
+
+    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.
+  """
+
+- pydocstyle, licensed as follows:
+  """
+    Copyright (c) 2012 GreenSteam, <http://greensteam.dk/>
+
+    Copyright (c) 2014-2020 Amir Rachum, <http://amir.rachum.com/>
+
+    Copyright (c) 2020 Sambhav Kothari, <https://github.com/samj1912>
+
+    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.
+  """
+
+- pyupgrade, licensed as follows:
+  """
+    Copyright (c) 2017 Anthony Sottile
+
+    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.
+  """
+
+- RustPython, licensed as follows:
+  """
+    MIT License
+
+    Copyright (c) 2020 RustPython Team
+
+    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.
+  """
--- a/README.md
+++ b/README.md
@@ -32,41 +32,49 @@ of plugins), [`isort`](https://pypi.org/project/isort/), [`pydocstyle`](https://
 and [`autoflake`](https://pypi.org/project/autoflake/) all while executing tens or hundreds of times
 faster than any individual tool.

-(Coming from Flake8? Try [`flake8-to-ruff`](https://pypi.org/project/flake8-to-ruff/) to
-automatically convert your existing configuration.)
+Ruff is actively developed and used in major open-source projects like:

-Ruff is actively developed and used in major open-source projects
-like [Zulip](https://github.com/zulip/zulip), [pydantic](https://github.com/pydantic/pydantic),
-and [Saleor](https://github.com/saleor/saleor).
+- [FastAPI](https://github.com/tiangolo/fastapi)
+- [Bokeh](https://github.com/bokeh/bokeh)
+- [Zulip](https://github.com/zulip/zulip)
+- [Pydantic](https://github.com/pydantic/pydantic)
+- [Saleor](https://github.com/saleor/saleor)
+- [Hatch](https://github.com/pypa/hatch)

 Read the [launch blog post](https://notes.crmarsh.com/python-tooling-could-be-much-much-faster).

 ## Table of Contents

 1. [Installation and Usage](#installation-and-usage)
-2. [Configuration](#configuration)
-3. [Supported Rules](#supported-rules)
-   1. [Pyflakes](#pyflakes)
-   2. [pycodestyle](#pycodestyle)
-   3. [pydocstyle](#pydocstyle)
-   4. [pyupgrade](#pyupgrade)
-   5. [pep8-naming](#pep8-naming)
-   6. [flake8-comprehensions](#flake8-comprehensions)
-   7. [flake8-bugbear](#flake8-bugbear)
-   8. [flake8-builtins](#flake8-builtins)
-   9. [flake8-print](#flake8-print)
-   10. [flake8-quotes](#flake8-quotes)
-   11. [flake8-annotations](#flake8-annotations)
-   12. [flake8-2020](#flake8-2020)
-   13. [Ruff-specific rules](#ruff-specific-rules)
-   14. [Meta rules](#meta-rules)
-5. [Editor Integrations](#editor-integrations)
-6. [FAQ](#faq)
-7. [Development](#development)
-8. [Releases](#releases)
-9. [Benchmarks](#benchmarks)
-10. [License](#license)
-11. [Contributing](#contributing)
+1. [Configuration](#configuration)
+1. [Supported Rules](#supported-rules)
+   1. [Pyflakes (F)](#pyflakes)
+   1. [pycodestyle (E)](#pycodestyle)
+   1. [isort (I)](#isort)
+   1. [pydocstyle (D)](#pydocstyle)
+   1. [pyupgrade (U)](#pyupgrade)
+   1. [pep8-naming (N)](#pep8-naming)
+   1. [flake8-bandit (S)](#flake8-bandit)
+   1. [flake8-comprehensions (C)](#flake8-comprehensions)
+   1. [flake8-boolean-trap (FBT)](#flake8-boolean-trap)
+   1. [flake8-bugbear (B)](#flake8-bugbear)
+   1. [flake8-builtins (A)](#flake8-builtins)
+   1. [flake8-tidy-imports (I25)](#flake8-tidy-imports)
+   1. [flake8-print (T)](#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. [Ruff-specific rules (RUF)](#ruff-specific-rules)
+   1. [Meta rules (M)](#meta-rules)
+1. [Editor Integrations](#editor-integrations)
+1. [FAQ](#faq)
+1. [Development](#development)
+1. [Releases](#releases)
+1. [Benchmarks](#benchmarks)
+1. [License](#license)
+1. [Contributing](#contributing)

 ## Installation and Usage

@@ -99,7 +107,7 @@ Ruff also works with [pre-commit](https://pre-commit.com):
 ```yaml
 repos:
  - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.0.115
+    rev: v0.0.139
    hooks:
      - id: ruff
 ```
@@ -116,7 +124,7 @@ default configuration is equivalent to:
 [tool.ruff]
 line-length = 88

-# Enable Flake's "E" and "F" codes by default.
+# Enable Pyflakes `E` and `F` codes by default.
 select = ["E", "F"]
 ignore = []

@@ -149,20 +157,30 @@ dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"

 # Assume Python 3.10.
 target-version = "py310"
+
+[tool.ruff.mccabe]
+# Unlike Flake8, default to a complexity level of 10.
+max-complexity = 10
 ```

-As an example, the following would configure Ruff to (1) avoid checking for line-length
-violations (`E501`) and (2) ignore unused import rules in `__init__.py` files:
+As an example, the following would configure Ruff to: (1) avoid checking for line-length
+violations (`E501`); (2), always autofix, but never remove unused imports (`F401`); and (3) ignore
+import-at-top-of-file errors (`E402`) in `__init__.py` files:

 ```toml
 [tool.ruff]
+# Enable Pyflakes and pycodestyle rules.
 select = ["E", "F"]

-# Never enforce `E501`.
+# Never enforce `E501` (line length violations).
 ignore = ["E501"]

-# Ignore `F401` violations in any `__init__.py` file, and in `path/to/file.py`.
-per-file-ignores = {"__init__.py" = ["F401"], "path/to/file.py" = ["F401"]}
+# Always autofix, but never try to fix `F401` (unused imports).
+fix = true
+unfixable = ["F401"]
+
+# Ignore `E402` (import violations in any `__init__.py` file, and in `path/to/file.py`.
+per-file-ignores = {"__init__.py" = ["E402"], "path/to/file.py" = ["E402"]}
 ```

 Plugin configurations should be expressed as subsections, e.g.:
@@ -185,7 +203,7 @@ ruff path/to/code/ --select F401 --select F403
 See `ruff --help` for more:

 ```shell
-ruff: An extremely fast Python linter.
+Ruff: An extremely fast Python linter.

 Usage: ruff [OPTIONS] <FILES>...

@@ -221,20 +239,30 @@ Options:
          List of paths, used to exclude files and/or directories from checks
      --extend-exclude <EXTEND_EXCLUDE>
          Like --exclude, but adds additional files and directories on top of the excluded ones
+      --fixable <FIXABLE>
+          List of error codes to treat as eligible for autofix. Only applicable when autofix itself is enabled (e.g., via `--fix`)
+      --unfixable <UNFIXABLE>
+          List of error codes to treat as ineligible for autofix. Only applicable when autofix itself is enabled (e.g., via `--fix`)
      --per-file-ignores <PER_FILE_IGNORES>
          List of mappings from file pattern to code to exclude
      --format <FORMAT>
          Output serialization format for error messages [default: text] [possible values: text, json]
+      --show-source
+          Show violations with source code
      --show-files
-          See the files ruff will be run against with the current settings
+          See the files Ruff will be run against with the current settings
      --show-settings
-          See ruff's settings
+          See Ruff's settings
      --add-noqa
          Enable automatic additions of noqa directives to failing lines
      --dummy-variable-rgx <DUMMY_VARIABLE_RGX>
          Regular expression matching the name of dummy variables
      --target-version <TARGET_VERSION>
          The minimum Python version that should be supported
+      --line-length <LINE_LENGTH>
+          Set the line-length for length-associated checks and automatic formatting
+      --max-complexity <MAX_COMPLEXITY>
+          Max McCabe complexity allowed for a function
      --stdin-filename <STDIN_FILENAME>
          The name of the file when passing it through stdin
  -h, --help
@@ -257,7 +285,7 @@ Exclusions are based on globs, and can be either:
 ### Ignoring errors

 To omit a lint check entirely, add it to the "ignore" list via `--ignore` or `--extend-ignore`,
-either  on the command-line or in your `project.toml` file.
+either on the command-line or in your `project.toml` file.

 To ignore an error in-line, Ruff uses a `noqa` system similar to [Flake8](https://flake8.pycqa.org/en/3.1.1/user/ignoring-errors.html).
 To ignore an individual error, add `# noqa: {code}` to the end of the line, like so:
@@ -322,6 +350,11 @@ For more, see [Pyflakes](https://pypi.org/project/pyflakes/2.5.0/) on PyPI.
 | F405 | ImportStarUsage | `...` may be undefined, or defined from star imports: `...` |  |
 | F406 | ImportStarNotPermitted | `from ... import *` only allowed at module level |  |
 | F407 | FutureFeatureNotDefined | Future feature `...` is not defined |  |
+| F521 | StringDotFormatInvalidFormat | '...'.format(...) has invalid format string: ... |  |
+| F522 | StringDotFormatExtraNamedArguments | '...'.format(...) has unused named argument(s): ... |  |
+| F523 | StringDotFormatExtraPositionalArguments | '...'.format(...) has unused arguments at position(s): ... |  |
+| F524 | StringDotFormatMissingArguments | '...'.format(...) is missing argument(s) for placeholder(s): ... |  |
+| F525 | StringDotFormatMixingAutomatic | '...'.format(...) mixes automatic and manual numbering |  |
 | F541 | FStringMissingPlaceholders | f-string without any placeholders |  |
 | F601 | MultiValueRepeatedKeyLiteral | Dictionary key literal repeated |  |
 | F602 | MultiValueRepeatedKeyVariable | Dictionary key `...` repeated |  |
@@ -335,7 +368,7 @@ For more, see [Pyflakes](https://pypi.org/project/pyflakes/2.5.0/) on PyPI.
 | F702 | ContinueOutsideLoop | `continue` not properly in loop |  |
 | F704 | YieldOutsideFunction | `yield` or `yield from` statement outside of a function |  |
 | F706 | ReturnOutsideFunction | `return` statement outside of a function/method |  |
-| F707 | DefaultExceptNotLast | An `except:` block as not the last exception handler |  |
+| F707 | DefaultExceptNotLast | An `except` block as not the last exception handler |  |
 | F722 | ForwardAnnotationSyntaxError | Syntax error in forward annotation: `...` |  |
 | F821 | UndefinedName | Undefined name `...` |  |
 | F822 | UndefinedExport | Undefined name `...` in `__all__` |  |
@@ -352,13 +385,13 @@ For more, see [pycodestyle](https://pypi.org/project/pycodestyle/2.9.1/) on PyPI
 | ---- | ---- | ------- | --- |
 | E402 | ModuleImportNotAtTopOfFile | Module level import not at top of file |  |
 | E501 | LineTooLong | Line too long (89 > 88 characters) |  |
-| E711 | NoneComparison | Comparison to `None` should be `cond is None` |  |
-| E712 | TrueFalseComparison | Comparison to `True` should be `cond is True` |  |
-| E713 | NotInTest | Test for membership should be `not in` |  |
-| E714 | NotIsTest | Test for object identity should be `is not` |  |
+| E711 | NoneComparison | Comparison to `None` should be `cond is None` | 🛠 |
+| E712 | TrueFalseComparison | Comparison to `True` should be `cond is True` | 🛠 |
+| E713 | NotInTest | Test for membership should be `not in` | 🛠 |
+| E714 | NotIsTest | Test for object identity should be `is not` | 🛠 |
 | E721 | TypeComparison | Do not compare types, use `isinstance()` |  |
 | E722 | DoNotUseBareExcept | Do not use bare `except` |  |
-| E731 | DoNotAssignLambda | Do not assign a lambda expression, use a def |  |
+| E731 | DoNotAssignLambda | Do not assign a lambda expression, use a def | 🛠 |
 | E741 | AmbiguousVariableName | Ambiguous variable name: `...` |  |
 | E742 | AmbiguousClassName | Ambiguous class name: `...` |  |
 | E743 | AmbiguousFunctionName | Ambiguous function name: `...` |  |
@@ -409,7 +442,7 @@ For more, see [pydocstyle](https://pypi.org/project/pydocstyle/6.1.1/) on PyPI.
 | D400 | EndsInPeriod | First line should end with a period |  |
 | D402 | NoSignature | First line should not be the function's signature |  |
 | D403 | FirstLineCapitalized | First word of the first line should be properly capitalized |  |
-| D404 | NoThisPrefix | First word of the docstring should not be 'This' |  |
+| D404 | NoThisPrefix | First word of the docstring should not be "This" |  |
 | D405 | CapitalizeSectionName | Section name should be properly capitalized ("returns") | 🛠 |
 | D406 | NewLineAfterSectionName | Section name should end with a newline ("Returns") | 🛠 |
 | D407 | DashedUnderlineAfterSection | Missing dashed underline after section ("Returns") | 🛠 |
@@ -433,17 +466,19 @@ For more, see [pyupgrade](https://pypi.org/project/pyupgrade/3.2.0/) on PyPI.
 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
 | U001 | UselessMetaclassType | `__metaclass__ = type` is implied | 🛠 |
-| U002 | UnnecessaryAbspath | `abspath(__file__)` is unnecessary in Python 3.9 and later | 🛠 |
 | 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 | 🛠 |
+| 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 | 🛠 |

 ### pep8-naming

@@ -476,9 +511,9 @@ For more, see [flake8-bandit](https://pypi.org/project/flake8-bandit/4.1.1/) on
 | S101 | AssertUsed | Use of `assert` detected |  |
 | S102 | ExecUsed | Use of `exec` detected |  |
 | S104 | HardcodedBindAllInterfaces | Possible binding to all interfaces |  |
-| S105 | HardcodedPasswordString | Possible hardcoded password: `'...'` |  |
-| S106 | HardcodedPasswordFuncArg | Possible hardcoded password: `'...'` |  |
-| S107 | HardcodedPasswordDefault | Possible hardcoded password: `'...'` |  |
+| S105 | HardcodedPasswordString | Possible hardcoded password: `"..."` |  |
+| S106 | HardcodedPasswordFuncArg | Possible hardcoded password: `"..."` |  |
+| S107 | HardcodedPasswordDefault | Possible hardcoded password: `"..."` |  |

 ### flake8-comprehensions

@@ -503,31 +538,49 @@ For more, see [flake8-comprehensions](https://pypi.org/project/flake8-comprehens
 | C416 | UnnecessaryComprehension | Unnecessary `(list\|set)` comprehension (rewrite using `(list\|set)()`) | 🛠 |
 | C417 | UnnecessaryMap | Unnecessary `map` usage (rewrite using a `(list\|set\|dict)` comprehension) |  |

+### flake8-boolean-trap
+
+For more, see [flake8-boolean-trap](https://pypi.org/project/flake8-boolean-trap/0.1.0/) on PyPI.
+
+| Code | Name | Message | Fix |
+| ---- | ---- | ------- | --- |
+| FBT001 | BooleanPositionalArgInFunctionDefinition | Boolean positional arg in function definition |  |
+| FBT002 | BooleanDefaultValueInFunctionDefinition | Boolean default value in function definition |  |
+| FBT003 | BooleanPositionalValueInFunctionCall | Boolean positional value in function call |  |
+
 ### flake8-bugbear

 For more, see [flake8-bugbear](https://pypi.org/project/flake8-bugbear/22.10.27/) on PyPI.

 | Code | Name | Message | Fix |
 | ---- | ---- | ------- | --- |
-| B002 | UnaryPrefixIncrement | Python does not support the unary prefix increment. |  |
-| B003 | AssignmentToOsEnviron | Assigning to `os.environ` doesn't clear the environment. |  |
+| B002 | UnaryPrefixIncrement | Python does not support the unary prefix increment |  |
+| B003 | AssignmentToOsEnviron | Assigning to `os.environ` doesn't clear the environment |  |
 | B004 | UnreliableCallableCheck |  Using `hasattr(x, '__call__')` to test if x is callable is unreliable. Use `callable(x)` for consistent results. |  |
-| B005 | StripWithMultiCharacters | Using `.strip()` with multi-character strings is misleading the reader. |  |
-| B006 | MutableArgumentDefault | Do not use mutable data structures for argument defaults. |  |
-| B007 | UnusedLoopControlVariable | Loop control variable `i` not used within the loop body. | 🛠 |
-| B008 | FunctionCallArgumentDefault | Do not perform function calls in argument defaults. |  |
-| B009 | GetAttrWithConstant | Do not call `getattr` with a constant attribute value, it is not any safer than normal property access. | 🛠 |
-| B010 | SetAttrWithConstant | Do not call `setattr` with a constant attribute value, it is not any safer than normal property access. |  |
+| B005 | StripWithMultiCharacters | Using `.strip()` with multi-character strings is misleading the reader |  |
+| B006 | MutableArgumentDefault | Do not use mutable data structures for argument defaults |  |
+| B007 | UnusedLoopControlVariable | Loop control variable `i` not used within the loop body | 🛠 |
+| B008 | FunctionCallArgumentDefault | Do not perform function call in argument defaults |  |
+| B009 | GetAttrWithConstant | Do not call `getattr` with a constant attribute value. It is not any safer than normal property access. | 🛠 |
+| B010 | SetAttrWithConstant | Do not call `setattr` with a constant attribute value. It is not any safer than normal property access. | 🛠 |
 | B011 | DoNotAssertFalse | Do not `assert False` (`python -O` removes these calls), raise `AssertionError()` | 🛠 |
-| B013 | RedundantTupleInExceptionHandler | A length-one tuple literal is redundant. Write `except ValueError:` instead of `except (ValueError,):`. |  |
+| B012 | JumpStatementInFinally | `return/continue/break` inside finally blocks cause exceptions to be silenced |  |
+| B013 | RedundantTupleInExceptionHandler | A length-one tuple literal is redundant. Write `except ValueError` instead of `except (ValueError,)`. | 🛠 |
 | B014 | DuplicateHandlerException | Exception handler with duplicate exception: `ValueError` | 🛠 |
 | B015 | UselessComparison | Pointless comparison. This comparison does nothing but waste CPU instructions. Either prepend `assert` or remove it. |  |
 | B016 | CannotRaiseLiteral | Cannot raise a literal. Did you intend to return it or raise an Exception? |  |
-| B017 | NoAssertRaisesException | `assertRaises(Exception):` should be considered evil. |  |
+| B017 | NoAssertRaisesException | `assertRaises(Exception)` should be considered evil |  |
 | B018 | UselessExpression | Found useless expression. Either assign it to a variable or remove it. |  |
-| B019 | CachedInstanceMethod | Use of `functools.lru_cache` or `functools.cache` on methods can lead to memory leaks. |  |
+| B019 | CachedInstanceMethod | Use of `functools.lru_cache` or `functools.cache` on methods can lead to memory leaks |  |
+| B020 | LoopVariableOverridesIterator | Loop control variable `...` overrides iterable it iterates |  |
+| B021 | FStringDocstring | f-string used as docstring. This will be interpreted by python as a joined string rather than a docstring. |  |
+| B022 | UselessContextlibSuppress | No arguments passed to `contextlib.suppress`. No exceptions will be suppressed and therefore this context manager is redundant |  |
+| B023 | FunctionUsesLoopVariable | Function definition does not bind loop variable `...` |  |
+| B024 | AbstractBaseClassWithoutAbstractMethod | `...` is an abstract base class, but it has no abstract methods |  |
 | B025 | DuplicateTryBlockException | try-except block with duplicate exception `Exception` |  |
-| B026 | StarArgUnpackingAfterKeywordArg | Star-arg unpacking after a keyword argument is strongly discouraged. |  |
+| B026 | StarArgUnpackingAfterKeywordArg | Star-arg unpacking after a keyword argument is strongly discouraged |  |
+| B027 | EmptyMethodWithoutAbstractDecorator | `...` is an empty method in an abstract base class, but has no abstract decorator |  |
+| B904 | RaiseWithoutFromInsideExcept | Within an except clause, raise exceptions with raise ... from err or raise ... from None to distinguish them from errors in exception handling |  |

 ### flake8-builtins

@@ -539,6 +592,14 @@ 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
+
+For more, see [flake8-tidy-imports](https://pypi.org/project/flake8-tidy-imports/4.8.0/) on PyPI.
+
+| Code | Name | Message | Fix |
+| ---- | ---- | ------- | --- |
+| I252 | BannedRelativeImport | Relative imports are banned |  |
+
 ### flake8-print

 For more, see [flake8-print](https://pypi.org/project/flake8-print/5.0.0/) on PyPI.
@@ -594,6 +655,22 @@ For more, see [flake8-2020](https://pypi.org/project/flake8-2020/1.7.0/) on PyPI
 | YTT302 | SysVersionCmpStr10 | `sys.version` compared to string (python10), use `sys.version_info` |  |
 | YTT303 | SysVersionSlice1Referenced | `sys.version[:1]` referenced (python10), use `sys.version_info` |  |

+### flake8-blind-except
+
+For more, see [flake8-blind-except](https://pypi.org/project/flake8-blind-except/0.2.1/) 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) |  |
+
 ### Ruff-specific rules

 | Code | Name | Message | Fix |
@@ -601,6 +678,7 @@ For more, see [flake8-2020](https://pypi.org/project/flake8-2020/1.7.0/) 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

@@ -633,8 +711,59 @@ Ruff should then appear as a runnable action:
 Ruff is available as part of the [coc-pyright](https://github.com/fannheyward/coc-pyright) extension
 for coc.nvim.

-Ruff can also be integrated via [efm](https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md#efm)
-in just a [few lines](https://github.com/JafarAbdi/myconfigs/blob/6f0b6b2450e92ec8fc50422928cd22005b919110/efm-langserver/config.yaml#L14-L20).
+<details>
+<summary>Ruff can also be integrated via <a href="https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md#efm"><code>efm</code></a> in just a <a href="https://github.com/JafarAbdi/myconfigs/blob/6f0b6b2450e92ec8fc50422928cd22005b919110/efm-langserver/config.yaml#L14-L20">few lines</a>.</summary>
+<br>
+
+```yaml
+tools:
+  python-ruff: &python-ruff
+    lint-command: 'ruff --config ~/myconfigs/linters/ruff.toml --quiet ${INPUT}'
+    lint-stdin: true
+    lint-formats:
+      - '%f:%l:%c: %m'
+    format-command: 'ruff --stdin-filename ${INPUT} --config ~/myconfigs/linters/ruff.toml --fix --exit-zero --quiet -'
+    format-stdin: true
+```
+
+</details>
+
+<details>
+<summary>For neovim users using <a href="https://github.com/jose-elias-alvarez/null-ls.nvim"><code>null-ls</code></a>, Ruff is already <a href="https://github.com/jose-elias-alvarez/null-ls.nvim">integrated</a>.</summary>
+<br>
+
+```lua
+local null_ls = require("null-ls")
+local methods = require("null-ls.methods")
+local helpers = require("null-ls.helpers")
+
+local function ruff_fix()
+    return helpers.make_builtin({
+        name = "ruff",
+        meta = {
+            url = "https://github.com/charliermarsh/ruff/",
+            description = "An extremely fast Python linter, written in Rust.",
+        },
+        method = methods.internal.FORMATTING,
+        filetypes = { "python" },
+        generator_opts = {
+            command = "ruff",
+            args = { "--fix", "-e", "-n", "--stdin-filename", "$FILENAME", "-" },
+            to_stdin = true
+        },
+        factory = helpers.formatter_factory
+    })
+end
+
+null_ls.setup({
+    sources = {
+        ruff_fix(),
+        null_ls.builtins.diagnostics.ruff,
+    }
+})
+```
+
+</details>

 ### Language Server Protocol (Unofficial)

@@ -683,7 +812,7 @@ automatically convert your existing configuration.)
 Ruff can be used as a (near) drop-in replacement for Flake8 when used (1) without or with a small
 number of plugins, (2) alongside Black, and (3) on Python 3 code.

-Under those conditions Ruff is missing 14 rules related to string `.format` calls, 1 rule related
+Under those conditions Ruff is missing 9 rules related to `%` string formatting, 1 rule related
 to docstring parsing, and 1 rule related to redefined variables.

 Ruff re-implements some of the most popular Flake8 plugins and related code quality tools natively,
@@ -692,17 +821,22 @@ including:
 - [`pydocstyle`](https://pypi.org/project/pydocstyle/)
 - [`pep8-naming`](https://pypi.org/project/pep8-naming/)
 - [`yesqa`](https://github.com/asottile/yesqa)
+- [`flake8-bugbear`](https://pypi.org/project/flake8-bugbear/)
+- [`flake8-comprehensions`](https://pypi.org/project/flake8-comprehensions/)
 - [`flake8-docstrings`](https://pypi.org/project/flake8-docstrings/)
 - [`flake8-builtins`](https://pypi.org/project/flake8-builtins/)
 - [`flake8-super`](https://pypi.org/project/flake8-super/)
+- [`flake8-tidy-imports`](https://pypi.org/project/flake8-tidy-imports/) (1/3)
 - [`flake8-print`](https://pypi.org/project/flake8-print/)
 - [`flake8-quotes`](https://pypi.org/project/flake8-quotes/)
 - [`flake8-annotations`](https://pypi.org/project/flake8-annotations/)
- [`flake8-comprehensions`](https://pypi.org/project/flake8-comprehensions/)
 - [`flake8-bandit`](https://pypi.org/project/flake8-bandit/) (6/40)
- [`flake8-bugbear`](https://pypi.org/project/flake8-bugbear/) (21/32)
 - [`flake8-2020`](https://pypi.org/project/flake8-2020/)
- [`pyupgrade`](https://pypi.org/project/pyupgrade/) (15/34)
+- [`flake8-blind-except`](https://pypi.org/project/flake8-blind-except/)
+- [`flake8-boolean-trap`](https://pypi.org/project/flake8-boolean-trap/)
+- [`mccabe`](https://pypi.org/project/mccabe/)
+- [`isort`](https://pypi.org/project/isort/)
+- [`pyupgrade`](https://pypi.org/project/pyupgrade/) (16/33)
 - [`autoflake`](https://pypi.org/project/autoflake/) (1/7)

 Beyond rule-set parity, Ruff suffers from the following limitations vis-à-vis Flake8:
@@ -716,20 +850,25 @@ Beyond rule-set parity, Ruff suffers from the following limitations vis-à-vis F

 Today, Ruff can be used to replace Flake8 when used with any of the following plugins:

+- [`pydocstyle`](https://pypi.org/project/pydocstyle/)
 - [`pep8-naming`](https://pypi.org/project/pep8-naming/)
+- [`flake8-bugbear`](https://pypi.org/project/flake8-bugbear/)
+- [`flake8-comprehensions`](https://pypi.org/project/flake8-comprehensions/)
 - [`flake8-docstrings`](https://pypi.org/project/flake8-docstrings/)
 - [`flake8-builtins`](https://pypi.org/project/flake8-builtins/)
 - [`flake8-super`](https://pypi.org/project/flake8-super/)
+- [`flake8-tidy-imports`](https://pypi.org/project/flake8-tidy-imports/) (1/3)
 - [`flake8-print`](https://pypi.org/project/flake8-print/)
 - [`flake8-quotes`](https://pypi.org/project/flake8-quotes/)
 - [`flake8-annotations`](https://pypi.org/project/flake8-annotations/)
 - [`flake8-bandit`](https://pypi.org/project/flake8-bandit/) (6/40)
- [`flake8-comprehensions`](https://pypi.org/project/flake8-comprehensions/)
- [`flake8-bugbear`](https://pypi.org/project/flake8-bugbear/) (21/32)
 - [`flake8-2020`](https://pypi.org/project/flake8-2020/)
+- [`flake8-blind-except`](https://pypi.org/project/flake8-blind-except/)
+- [`flake8-boolean-trap`](https://pypi.org/project/flake8-boolean-trap/)
+- [`mccabe`](https://pypi.org/project/mccabe/)

 Ruff can also replace [`isort`](https://pypi.org/project/isort/), [`yesqa`](https://github.com/asottile/yesqa),
-and a subset of the rules implemented in [`pyupgrade`](https://pypi.org/project/pyupgrade/) (15/34).
+and a subset of the rules implemented in [`pyupgrade`](https://pypi.org/project/pyupgrade/) (16/33).

 If you're looking to use Ruff, but rely on an unsupported Flake8 plugin, free to file an Issue.

@@ -751,9 +890,8 @@ project. See [#283](https://github.com/charliermarsh/ruff/issues/283) for more.

 ### How does Ruff's import sorting compare to [`isort`](https://pypi.org/project/isort/)?

-Ruff's import sorting is intended to be equivalent to `isort` when used `profile = "black"`, and a
-few other settings (`combine_as_imports = true`, `order_by_type = false`, and
-`case_sensitive` = true`).
+Ruff's import sorting is intended to be nearly equivalent to `isort` when used `profile = "black"`.
+(There are some minor differences in how Ruff and isort break ties between similar imports.)

 Like `isort`, Ruff's import sorting is compatible with Black.

@@ -769,7 +907,7 @@ select = [
    "E",
    "W",
    # isort
-    "I"
+    "I001"
 ]
 src = ["src", "tests"]

--- a/benches/source_code_locator.rs
+++ b/benches/source_code_locator.rs
@@ -1,16 +1,16 @@
+use std::fs;
 use std::path::Path;

 use criterion::{black_box, criterion_group, criterion_main, Criterion};
 use ropey::Rope;
-use ruff::fs;

 fn criterion_benchmark(c: &mut Criterion) {
-    let contents = fs::read_file(Path::new("resources/test/fixtures/D.py")).unwrap();
+    let contents = fs::read_to_string(Path::new("resources/test/fixtures/D.py")).unwrap();
    c.bench_function("rope", |b| {
        b.iter(|| {
            let rope = Rope::from_str(black_box(&contents));
            rope.line_to_char(black_box(4));
-        })
+        });
    });
 }

--- a/flake8_to_ruff/Cargo.lock
+++ b/flake8_to_ruff/Cargo.lock
@@ -771,7 +771,7 @@ checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"

 [[package]]
 name = "flake8_to_ruff"
-version = "0.0.115"
+version = "0.0.139"
 dependencies = [
 "anyhow",
 "clap",
@@ -1265,7 +1265,7 @@ checksum = "fc7fcc620a3bff7cdd7a365be3376c97191aeaccc2a603e600951e452615bf89"
 [[package]]
 name = "libcst"
 version = "0.1.0"
-source = "git+https://github.com/charliermarsh/LibCST?rev=a13ec97dd4eb925bde4d426c6e422582793b260c#a13ec97dd4eb925bde4d426c6e422582793b260c"
+source = "git+https://github.com/charliermarsh/LibCST?rev=f2f0b7a487a8725d161fe8b3ed73a6758b21e177#f2f0b7a487a8725d161fe8b3ed73a6758b21e177"
 dependencies = [
 "chic",
 "itertools",
@@ -1280,7 +1280,7 @@ dependencies = [
 [[package]]
 name = "libcst_derive"
 version = "0.1.0"
-source = "git+https://github.com/charliermarsh/LibCST?rev=a13ec97dd4eb925bde4d426c6e422582793b260c#a13ec97dd4eb925bde4d426c6e422582793b260c"
+source = "git+https://github.com/charliermarsh/LibCST?rev=f2f0b7a487a8725d161fe8b3ed73a6758b21e177#f2f0b7a487a8725d161fe8b3ed73a6758b21e177"
 dependencies = [
 "quote",
 "syn",
@@ -1975,7 +1975,7 @@ dependencies = [

 [[package]]
 name = "ruff"
-version = "0.0.115"
+version = "0.0.139"
 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=27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb#27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb"
+source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
 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=27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb#27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb"
+source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
 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=27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb#27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb"
+source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
 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=27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb#27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb"
+source = "git+https://github.com/RustPython/RustPython.git?rev=f885db8c61514f069979861f6b3bd83292086231#f885db8c61514f069979861f6b3bd83292086231"
 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 = "0.0.115-dev.0"
+version = "0.0.139-dev.0"
 edition = "2021"

 [lib]
@@ -13,6 +13,7 @@ configparser = { version = "3.0.2" }
 once_cell = { version = "1.16.0" }
 regex = { version = "1.6.0" }
 ruff = { path = "..", default-features = false }
+rustc-hash = { version = "1.1.0" }
 serde = { version = "1.0.147", features = ["derive"] }
 serde_json = { version = "1.0.87" }
 toml = { version = "0.5.9" }
--- a/flake8_to_ruff/pyproject.toml
+++ b/flake8_to_ruff/pyproject.toml
@@ -25,7 +25,7 @@ requires-python = ">=3.7"
 repository = "https://github.com/charliermarsh/ruff#subdirectory=crates/flake8_to_ruff"

 [build-system]
-requires = ["maturin>=0.13,<0.14"]
+requires = ["maturin>=0.14,<0.15"]
 build-backend = "maturin"

 [tool.maturin]
--- a/flake8_to_ruff/src/converter.rs
+++ b/flake8_to_ruff/src/converter.rs
@@ -3,9 +3,12 @@ use std::collections::{BTreeSet, HashMap};
 use anyhow::Result;
 use ruff::checks_gen::CheckCodePrefix;
 use ruff::flake8_quotes::settings::Quote;
+use ruff::flake8_tidy_imports::settings::Strictness;
 use ruff::settings::options::Options;
 use ruff::settings::pyproject::Pyproject;
-use ruff::{flake8_annotations, flake8_bugbear, flake8_quotes, pep8_naming};
+use ruff::{
+    flake8_annotations, flake8_bugbear, flake8_quotes, flake8_tidy_imports, mccabe, pep8_naming,
+};

 use crate::plugin::Plugin;
 use crate::{parser, plugin};
@@ -15,7 +18,7 @@ pub fn convert(
    plugins: Option<Vec<Plugin>>,
 ) -> Result<Pyproject> {
    // Extract all referenced check code prefixes, to power plugin inference.
-    let mut referenced_codes: BTreeSet<CheckCodePrefix> = Default::default();
+    let mut referenced_codes: BTreeSet<CheckCodePrefix> = BTreeSet::default();
    for (key, value) in flake8 {
        if let Some(value) = value {
            match key.as_str() {
@@ -67,11 +70,13 @@ pub fn convert(
        .unwrap_or_default();

    // Parse each supported option.
-    let mut options: Options = Default::default();
-    let mut flake8_annotations: flake8_annotations::settings::Options = Default::default();
-    let mut flake8_bugbear: flake8_bugbear::settings::Options = Default::default();
-    let mut flake8_quotes: flake8_quotes::settings::Options = Default::default();
-    let mut pep8_naming: pep8_naming::settings::Options = Default::default();
+    let mut options = Options::default();
+    let mut flake8_annotations = flake8_annotations::settings::Options::default();
+    let mut flake8_bugbear = flake8_bugbear::settings::Options::default();
+    let mut flake8_quotes = flake8_quotes::settings::Options::default();
+    let mut flake8_tidy_imports = flake8_tidy_imports::settings::Options::default();
+    let mut mccabe = mccabe::settings::Options::default();
+    let mut pep8_naming = pep8_naming::settings::Options::default();
    for (key, value) in flake8 {
        if let Some(value) = value {
            match key.as_str() {
@@ -105,7 +110,7 @@ pub fn convert(
                    match parser::parse_files_to_codes_mapping(value.as_ref()) {
                        Ok(per_file_ignores) => {
                            options.per_file_ignores =
-                                Some(parser::collect_per_file_ignores(per_file_ignores))
+                                Some(parser::collect_per_file_ignores(per_file_ignores));
                        }
                        Err(e) => eprintln!("Unable to parse '{key}' property: {e}"),
                    }
@@ -172,10 +177,23 @@ pub fn convert(
                    pep8_naming.staticmethod_decorators =
                        Some(parser::parse_strings(value.as_ref()));
                }
+                // flake8-tidy-imports
+                "ban-relative-imports" | "ban_relative_imports" => match value.trim() {
+                    "true" => flake8_tidy_imports.ban_relative_imports = Some(Strictness::All),
+                    "parents" => {
+                        flake8_tidy_imports.ban_relative_imports = Some(Strictness::Parents);
+                    }
+                    _ => eprintln!("Unexpected '{key}' value: {value}"),
+                },
                // flake8-docstrings
                "docstring-convention" => {
                    // No-op (handled above).
                }
+                // mccabe
+                "max-complexity" | "max_complexity" => match value.clone().parse::<usize>() {
+                    Ok(max_complexity) => mccabe.max_complexity = Some(max_complexity),
+                    Err(e) => eprintln!("Unable to parse '{key}' property: {e}"),
+                },
                // Unknown
                _ => eprintln!("Skipping unsupported property: {key}"),
            }
@@ -185,16 +203,22 @@ pub fn convert(
    // Deduplicate and sort.
    options.select = Some(Vec::from_iter(select));
    options.ignore = Some(Vec::from_iter(ignore));
-    if flake8_annotations != Default::default() {
+    if flake8_annotations != flake8_annotations::settings::Options::default() {
        options.flake8_annotations = Some(flake8_annotations);
    }
-    if flake8_bugbear != Default::default() {
+    if flake8_bugbear != flake8_bugbear::settings::Options::default() {
        options.flake8_bugbear = Some(flake8_bugbear);
    }
-    if flake8_quotes != Default::default() {
+    if flake8_quotes != flake8_quotes::settings::Options::default() {
        options.flake8_quotes = Some(flake8_quotes);
    }
-    if pep8_naming != Default::default() {
+    if flake8_tidy_imports != flake8_tidy_imports::settings::Options::default() {
+        options.flake8_tidy_imports = Some(flake8_tidy_imports);
+    }
+    if mccabe != mccabe::settings::Options::default() {
+        options.mccabe = Some(mccabe);
+    }
+    if pep8_naming != pep8_naming::settings::Options::default() {
        options.pep8_naming = Some(pep8_naming);
    }

@@ -219,26 +243,31 @@ mod tests {
    fn it_converts_empty() -> Result<()> {
        let actual = convert(&HashMap::from([]), None)?;
        let expected = Pyproject::new(Options {
-            line_length: None,
-            src: None,
-            fix: None,
+            dummy_variable_rgx: None,
            exclude: None,
            extend_exclude: None,
+            extend_ignore: None,
+            extend_select: None,
+            fix: None,
+            fixable: None,
+            ignore: Some(vec![]),
+            line_length: None,
+            per_file_ignores: None,
            select: Some(vec![
                CheckCodePrefix::E,
                CheckCodePrefix::F,
                CheckCodePrefix::W,
            ]),
-            extend_select: None,
-            ignore: Some(vec![]),
-            extend_ignore: None,
-            per_file_ignores: None,
-            dummy_variable_rgx: None,
+            show_source: None,
+            src: None,
            target_version: None,
+            unfixable: None,
            flake8_annotations: None,
            flake8_bugbear: None,
            flake8_quotes: None,
+            flake8_tidy_imports: None,
            isort: None,
+            mccabe: None,
            pep8_naming: None,
        });
        assert_eq!(actual, expected);
@@ -253,26 +282,31 @@ mod tests {
            Some(vec![]),
        )?;
        let expected = Pyproject::new(Options {
-            line_length: Some(100),
-            src: None,
-            fix: None,
+            dummy_variable_rgx: None,
            exclude: None,
            extend_exclude: None,
+            extend_ignore: None,
+            extend_select: None,
+            fix: None,
+            fixable: None,
+            ignore: Some(vec![]),
+            line_length: Some(100),
+            per_file_ignores: None,
            select: Some(vec![
                CheckCodePrefix::E,
                CheckCodePrefix::F,
                CheckCodePrefix::W,
            ]),
-            extend_select: None,
-            ignore: Some(vec![]),
-            extend_ignore: None,
-            per_file_ignores: None,
-            dummy_variable_rgx: None,
+            show_source: None,
+            src: None,
            target_version: None,
+            unfixable: None,
            flake8_annotations: None,
            flake8_bugbear: None,
            flake8_quotes: None,
+            flake8_tidy_imports: None,
            isort: None,
+            mccabe: None,
            pep8_naming: None,
        });
        assert_eq!(actual, expected);
@@ -287,26 +321,31 @@ mod tests {
            Some(vec![]),
        )?;
        let expected = Pyproject::new(Options {
-            line_length: Some(100),
-            src: None,
-            fix: None,
+            dummy_variable_rgx: None,
            exclude: None,
            extend_exclude: None,
+            extend_ignore: None,
+            extend_select: None,
+            fix: None,
+            fixable: None,
+            ignore: Some(vec![]),
+            line_length: Some(100),
+            per_file_ignores: None,
            select: Some(vec![
                CheckCodePrefix::E,
                CheckCodePrefix::F,
                CheckCodePrefix::W,
            ]),
-            extend_select: None,
-            ignore: Some(vec![]),
-            extend_ignore: None,
-            per_file_ignores: None,
-            dummy_variable_rgx: None,
+            show_source: None,
+            src: None,
            target_version: None,
+            unfixable: None,
            flake8_annotations: None,
            flake8_bugbear: None,
            flake8_quotes: None,
+            flake8_tidy_imports: None,
            isort: None,
+            mccabe: None,
            pep8_naming: None,
        });
        assert_eq!(actual, expected);
@@ -321,26 +360,31 @@ mod tests {
            Some(vec![]),
        )?;
        let expected = Pyproject::new(Options {
-            line_length: None,
-            src: None,
-            fix: None,
+            dummy_variable_rgx: None,
            exclude: None,
            extend_exclude: None,
+            extend_ignore: None,
+            extend_select: None,
+            fix: None,
+            fixable: None,
+            ignore: Some(vec![]),
+            line_length: None,
+            per_file_ignores: None,
            select: Some(vec![
                CheckCodePrefix::E,
                CheckCodePrefix::F,
                CheckCodePrefix::W,
            ]),
-            extend_select: None,
-            ignore: Some(vec![]),
-            extend_ignore: None,
-            per_file_ignores: None,
-            dummy_variable_rgx: None,
+            show_source: None,
+            src: None,
            target_version: None,
+            unfixable: None,
            flake8_annotations: None,
            flake8_bugbear: None,
            flake8_quotes: None,
+            flake8_tidy_imports: None,
            isort: None,
+            mccabe: None,
            pep8_naming: None,
        });
        assert_eq!(actual, expected);
@@ -355,22 +399,25 @@ mod tests {
            Some(vec![]),
        )?;
        let expected = Pyproject::new(Options {
-            line_length: None,
-            src: None,
-            fix: None,
+            dummy_variable_rgx: None,
            exclude: None,
            extend_exclude: None,
+            extend_ignore: None,
+            extend_select: None,
+            fix: None,
+            fixable: None,
+            ignore: Some(vec![]),
+            line_length: None,
+            per_file_ignores: None,
            select: Some(vec![
                CheckCodePrefix::E,
                CheckCodePrefix::F,
                CheckCodePrefix::W,
            ]),
-            extend_select: None,
-            ignore: Some(vec![]),
-            extend_ignore: None,
-            per_file_ignores: None,
-            dummy_variable_rgx: None,
+            show_source: None,
+            src: None,
            target_version: None,
+            unfixable: None,
            flake8_annotations: None,
            flake8_bugbear: None,
            flake8_quotes: Some(flake8_quotes::settings::Options {
@@ -379,7 +426,9 @@ mod tests {
                docstring_quotes: None,
                avoid_escape: None,
            }),
+            flake8_tidy_imports: None,
            isort: None,
+            mccabe: None,
            pep8_naming: None,
        });
        assert_eq!(actual, expected);
@@ -397,11 +446,16 @@ mod tests {
            Some(vec![Plugin::Flake8Docstrings]),
        )?;
        let expected = Pyproject::new(Options {
-            line_length: None,
-            src: None,
-            fix: None,
+            dummy_variable_rgx: None,
            exclude: None,
            extend_exclude: None,
+            extend_ignore: None,
+            extend_select: None,
+            fix: None,
+            fixable: None,
+            ignore: Some(vec![]),
+            line_length: None,
+            per_file_ignores: None,
            select: Some(vec![
                CheckCodePrefix::D100,
                CheckCodePrefix::D101,
@@ -442,16 +496,16 @@ mod tests {
                CheckCodePrefix::F,
                CheckCodePrefix::W,
            ]),
-            extend_select: None,
-            ignore: Some(vec![]),
-            extend_ignore: None,
-            per_file_ignores: None,
-            dummy_variable_rgx: None,
+            show_source: None,
+            src: None,
            target_version: None,
+            unfixable: None,
            flake8_annotations: None,
            flake8_bugbear: None,
            flake8_quotes: None,
+            flake8_tidy_imports: None,
            isort: None,
+            mccabe: None,
            pep8_naming: None,
        });
        assert_eq!(actual, expected);
@@ -466,23 +520,26 @@ mod tests {
            None,
        )?;
        let expected = Pyproject::new(Options {
-            line_length: None,
-            src: None,
-            fix: None,
+            dummy_variable_rgx: None,
            exclude: None,
            extend_exclude: None,
+            extend_ignore: None,
+            extend_select: None,
+            fix: None,
+            fixable: None,
+            ignore: Some(vec![]),
+            line_length: None,
+            per_file_ignores: None,
            select: Some(vec![
                CheckCodePrefix::E,
                CheckCodePrefix::F,
                CheckCodePrefix::Q,
                CheckCodePrefix::W,
            ]),
-            extend_select: None,
-            ignore: Some(vec![]),
-            extend_ignore: None,
-            per_file_ignores: None,
-            dummy_variable_rgx: None,
+            show_source: None,
+            src: None,
            target_version: None,
+            unfixable: None,
            flake8_annotations: None,
            flake8_bugbear: None,
            flake8_quotes: Some(flake8_quotes::settings::Options {
@@ -491,7 +548,9 @@ mod tests {
                docstring_quotes: None,
                avoid_escape: None,
            }),
+            flake8_tidy_imports: None,
            isort: None,
+            mccabe: None,
            pep8_naming: None,
        });
        assert_eq!(actual, expected);
--- a/flake8_to_ruff/src/lib.rs
+++ b/flake8_to_ruff/src/lib.rs
@@ -1,4 +1,15 @@
-#![allow(clippy::collapsible_if, clippy::collapsible_else_if)]
+#![allow(
+    clippy::collapsible_else_if,
+    clippy::collapsible_if,
+    clippy::implicit_hasher,
+    clippy::match_same_arms,
+    clippy::missing_errors_doc,
+    clippy::missing_panics_doc,
+    clippy::module_name_repetitions,
+    clippy::must_use_candidate,
+    clippy::similar_names,
+    clippy::too_many_lines
+)]

 pub mod converter;
 mod parser;
--- a/flake8_to_ruff/src/main.rs
+++ b/flake8_to_ruff/src/main.rs
@@ -1,4 +1,16 @@
 //! Utility to generate Ruff's pyproject.toml section from a Flake8 INI file.
+#![allow(
+    clippy::collapsible_else_if,
+    clippy::collapsible_if,
+    clippy::implicit_hasher,
+    clippy::match_same_arms,
+    clippy::missing_errors_doc,
+    clippy::missing_panics_doc,
+    clippy::module_name_repetitions,
+    clippy::must_use_candidate,
+    clippy::similar_names,
+    clippy::too_many_lines
+)]

 use std::path::PathBuf;

--- a/flake8_to_ruff/src/parser.rs
+++ b/flake8_to_ruff/src/parser.rs
@@ -1,4 +1,3 @@
-use std::collections::BTreeMap;
 use std::str::FromStr;

 use anyhow::Result;
@@ -6,6 +5,7 @@ use once_cell::sync::Lazy;
 use regex::Regex;
 use ruff::checks_gen::CheckCodePrefix;
 use ruff::settings::types::PatternPrefixPair;
+use rustc_hash::FxHashMap;

 static COMMA_SEPARATED_LIST_RE: Lazy<Regex> = Lazy::new(|| Regex::new(r"[,\s]").unwrap());

@@ -31,7 +31,7 @@ pub fn parse_prefix_codes(value: &str) -> Vec<CheckCodePrefix> {
 pub fn parse_strings(value: &str) -> Vec<String> {
    COMMA_SEPARATED_LIST_RE
        .split(value)
-        .map(|part| part.trim())
+        .map(str::trim)
        .filter(|part| !part.is_empty())
        .map(String::from)
        .collect()
@@ -92,7 +92,7 @@ impl State {
                        });
                    }
                }
-                Err(_) => eprintln!("Skipping unrecognized prefix: {}", code),
+                Err(_) => eprintln!("Skipping unrecognized prefix: {code}"),
            }
        }
        codes
@@ -129,14 +129,14 @@ fn tokenize_files_to_codes_mapping(value: &str) -> Vec<Token> {
    }
    tokens.push(Token {
        token_name: TokenType::Eof,
-        src: "".to_string(),
+        src: String::new(),
    });
    tokens
 }

 /// Parse a 'files-to-codes' mapping, mimicking Flake8's internal logic.
 ///
-/// See: https://github.com/PyCQA/flake8/blob/7dfe99616fc2f07c0017df2ba5fa884158f3ea8a/src/flake8/utils.py#L45
+/// See: <https://github.com/PyCQA/flake8/blob/7dfe99616fc2f07c0017df2ba5fa884158f3ea8a/src/flake8/utils.py#L45>
 pub fn parse_files_to_codes_mapping(value: &str) -> Result<Vec<PatternPrefixPair>> {
    if value.trim().is_empty() {
        return Ok(vec![]);
@@ -179,8 +179,8 @@ pub fn parse_files_to_codes_mapping(value: &str) -> Result<Vec<PatternPrefixPair
 /// Collect a list of `PatternPrefixPair` structs as a `BTreeMap`.
 pub fn collect_per_file_ignores(
    pairs: Vec<PatternPrefixPair>,
-) -> BTreeMap<String, Vec<CheckCodePrefix>> {
-    let mut per_file_ignores: BTreeMap<String, Vec<CheckCodePrefix>> = BTreeMap::new();
+) -> FxHashMap<String, Vec<CheckCodePrefix>> {
+    let mut per_file_ignores: FxHashMap<String, Vec<CheckCodePrefix>> = FxHashMap::default();
    for pair in pairs {
        per_file_ignores
            .entry(pair.pattern)
--- a/flake8_to_ruff/src/plugin.rs
+++ b/flake8_to_ruff/src/plugin.rs
@@ -11,9 +11,12 @@ pub enum Plugin {
    Flake8Builtins,
    Flake8Comprehensions,
    Flake8Docstrings,
+    Flake8TidyImports,
    Flake8Print,
    Flake8Quotes,
    Flake8Annotations,
+    McCabe,
+    Flake8BlindExcept,
    PEP8Naming,
    Pyupgrade,
 }
@@ -28,9 +31,12 @@ impl FromStr for Plugin {
            "flake8-builtins" => Ok(Plugin::Flake8Builtins),
            "flake8-comprehensions" => Ok(Plugin::Flake8Comprehensions),
            "flake8-docstrings" => Ok(Plugin::Flake8Docstrings),
+            "flake8-tidy-imports" => Ok(Plugin::Flake8TidyImports),
            "flake8-print" => Ok(Plugin::Flake8Print),
            "flake8-quotes" => Ok(Plugin::Flake8Quotes),
            "flake8-annotations" => Ok(Plugin::Flake8Annotations),
+            "flake8-blind-except" => Ok(Plugin::Flake8BlindExcept),
+            "mccabe" => Ok(Plugin::McCabe),
            "pep8-naming" => Ok(Plugin::PEP8Naming),
            "pyupgrade" => Ok(Plugin::Pyupgrade),
            _ => Err(anyhow!("Unknown plugin: {}", string)),
@@ -44,11 +50,14 @@ impl Plugin {
            Plugin::Flake8Bandit => CheckCodePrefix::S,
            Plugin::Flake8Bugbear => CheckCodePrefix::B,
            Plugin::Flake8Builtins => CheckCodePrefix::A,
-            Plugin::Flake8Comprehensions => CheckCodePrefix::C,
+            Plugin::Flake8Comprehensions => CheckCodePrefix::C4,
            Plugin::Flake8Docstrings => CheckCodePrefix::D,
+            Plugin::Flake8TidyImports => CheckCodePrefix::I25,
            Plugin::Flake8Print => CheckCodePrefix::T,
            Plugin::Flake8Quotes => CheckCodePrefix::Q,
            Plugin::Flake8Annotations => CheckCodePrefix::ANN,
+            Plugin::Flake8BlindExcept => CheckCodePrefix::BLE,
+            Plugin::McCabe => CheckCodePrefix::C9,
            Plugin::PEP8Naming => CheckCodePrefix::N,
            Plugin::Pyupgrade => CheckCodePrefix::U,
        }
@@ -59,7 +68,7 @@ impl Plugin {
            Plugin::Flake8Bandit => vec![CheckCodePrefix::S],
            Plugin::Flake8Bugbear => vec![CheckCodePrefix::B],
            Plugin::Flake8Builtins => vec![CheckCodePrefix::A],
-            Plugin::Flake8Comprehensions => vec![CheckCodePrefix::C],
+            Plugin::Flake8Comprehensions => vec![CheckCodePrefix::C4],
            Plugin::Flake8Docstrings => {
                // Use the user-provided docstring.
                for key in ["docstring-convention", "docstring_convention"] {
@@ -76,9 +85,12 @@ impl Plugin {
                // Default to PEP8.
                DocstringConvention::PEP8.select()
            }
+            Plugin::Flake8TidyImports => vec![CheckCodePrefix::I25],
            Plugin::Flake8Print => vec![CheckCodePrefix::T],
            Plugin::Flake8Quotes => vec![CheckCodePrefix::Q],
            Plugin::Flake8Annotations => vec![CheckCodePrefix::ANN],
+            Plugin::Flake8BlindExcept => vec![CheckCodePrefix::BLE],
+            Plugin::McCabe => vec![CheckCodePrefix::C9],
            Plugin::PEP8Naming => vec![CheckCodePrefix::N],
            Plugin::Pyupgrade => vec![CheckCodePrefix::U],
        }
@@ -315,6 +327,17 @@ pub fn infer_plugins_from_options(flake8: &HashMap<String, Option<String>>) -> V
            "allow-star-arg-any" | "allow_star_arg_any" => {
                plugins.insert(Plugin::Flake8Annotations);
            }
+            // flake8-tidy-imports
+            "ban-relative-imports" | "ban_relative_imports" => {
+                plugins.insert(Plugin::Flake8TidyImports);
+            }
+            "banned-modules" | "banned_modules" => {
+                plugins.insert(Plugin::Flake8TidyImports);
+            }
+            // mccabe
+            "max-complexity" | "max_complexity" => {
+                plugins.insert(Plugin::McCabe);
+            }
            // pep8-naming
            "ignore-names" | "ignore_names" => {
                plugins.insert(Plugin::PEP8Naming);
@@ -342,9 +365,11 @@ pub fn infer_plugins_from_codes(codes: &BTreeSet<CheckCodePrefix>) -> Vec<Plugin
        Plugin::Flake8Builtins,
        Plugin::Flake8Comprehensions,
        Plugin::Flake8Docstrings,
+        Plugin::Flake8TidyImports,
        Plugin::Flake8Print,
        Plugin::Flake8Quotes,
        Plugin::Flake8Annotations,
+        Plugin::Flake8BlindExcept,
        Plugin::PEP8Naming,
        Plugin::Pyupgrade,
    ]
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,12 +25,11 @@ requires-python = ">=3.7"
 repository = "https://github.com/charliermarsh/ruff"

 [build-system]
-requires = ["maturin>=0.13,<0.14"]
+requires = ["maturin>=0.14,<0.15"]
 build-backend = "maturin"

 [tool.maturin]
 bindings = "bin"
-sdist-include = ["Cargo.lock"]
 strip = true

 [tool.isort]
--- a/resources/test/fixtures/B006_B008.py
+++ b/resources/test/fixtures/B006_B008.py
@@ -185,3 +185,23 @@ def nested_b008(a=random.randint(0, dt.datetime.now().year)):
 # Ignore lambda contents since they are evaluated at call time.
 def foo(f=lambda x: print(x)):
    f(1)
+
+
+from collections import abc
+from typing import Annotated, Dict, Optional, Sequence, Union, Set
+
+
+def immutable_annotations(
+    a: Sequence[int] | None = [],
+    b: Optional[abc.Mapping[int, int]] = {},
+    c: Annotated[Union[abc.Set[str], abc.Sized], "annotation"] = set(),
+):
+    pass
+
+
+def mutable_annotations(
+    a: list[int] | None = [],
+    b: Optional[Dict[int, int]] = {},
+    c: Annotated[Union[Set[str], abc.Sized], "annotation"] = set(),
+):
+    pass
--- a/resources/test/fixtures/B009_B010.py
+++ b/resources/test/fixtures/B009_B010.py
@@ -34,3 +34,4 @@ setattr(foo, "bar", None)
 setattr(foo, "_123abc", None)
 setattr(foo, "abc123", None)
 setattr(foo, r"abc123", None)
+setattr(foo.bar, r"baz", None)
--- a/resources/test/fixtures/B012.py
+++ b/resources/test/fixtures/B012.py
@@ -0,0 +1,107 @@
+def a():
+    try:
+        pass
+    finally:
+        return  # warning
+
+
+def b():
+    try:
+        pass
+    finally:
+        if 1 + 0 == 2 - 1:
+            return  # warning
+
+
+def c():
+    try:
+        pass
+    finally:
+        try:
+            return  # warning
+        except Exception:
+            pass
+
+
+def d():
+    try:
+        try:
+            pass
+        finally:
+            return  # warning
+    finally:
+        pass
+
+
+def e():
+    if 1 == 2 - 1:
+        try:
+
+            def f():
+                try:
+                    pass
+                finally:
+                    return  # warning
+
+        finally:
+            pass
+
+
+def g():
+    try:
+        pass
+    finally:
+
+        def h():
+            return  # no warning
+
+        e()
+
+
+def i():
+    while True:
+        try:
+            pass
+        finally:
+            break  # warning
+
+            def j():
+                while True:
+                    break  # no warning
+
+
+def h():
+    while True:
+        try:
+            pass
+        finally:
+            continue  # warning
+
+            def j():
+                while True:
+                    continue  # no warning
+
+
+def k():
+    try:
+        pass
+    finally:
+        while True:
+            break  # no warning
+        while True:
+            continue  # no warning
+        while True:
+            return  # warning
+
+
+while True:
+    try:
+        pass
+    finally:
+        continue  # warning
+
+while True:
+    try:
+        pass
+    finally:
+        break  # warning
--- a/resources/test/fixtures/B020.py
+++ b/resources/test/fixtures/B020.py
@@ -0,0 +1,40 @@
+"""
+Should emit:
+B020 - on lines 8, 21, and 36
+"""
+
+items = [1, 2, 3]
+
+for items in items:
+    print(items)
+
+items = [1, 2, 3]
+
+for item in items:
+    print(item)
+
+values = {"secret": 123}
+
+for key, value in values.items():
+    print(f"{key}, {value}")
+
+for key, values in values.items():
+    print(f"{key}, {values}")
+
+# Variables defined in a comprehension are local in scope
+# to that comprehension and are therefore allowed.
+for var in [var for var in range(10)]:
+    print(var)
+
+for var in (var for var in range(10)):
+    print(var)
+
+for k, v in {k: v for k, v in zip(range(10), range(10, 20))}.items():
+    print(k, v)
+
+# However we still call out reassigning the iterable in the comprehension.
+for vars in [i for i in vars]:
+    print(vars)
+
+for var in sorted(range(10), key=lambda var: var.real):
+    print(var)
--- a/resources/test/fixtures/B021.py
+++ b/resources/test/fixtures/B021.py
@@ -0,0 +1,76 @@
+f"""
+Should emit:
+B021 - on lines 14, 22, 30, 38, 46, 54, 62, 70, 73
+"""
+
+VARIABLE = "world"
+
+
+def foo1():
+    """hello world!"""
+
+
+def foo2():
+    f"""hello {VARIABLE}!"""
+
+
+class bar1:
+    """hello world!"""
+
+
+class bar2:
+    f"""hello {VARIABLE}!"""
+
+
+def foo1():
+    """hello world!"""
+
+
+def foo2():
+    f"""hello {VARIABLE}!"""
+
+
+class bar1:
+    """hello world!"""
+
+
+class bar2:
+    f"""hello {VARIABLE}!"""
+
+
+def foo1():
+    "hello world!"
+
+
+def foo2():
+    f"hello {VARIABLE}!"
+
+
+class bar1:
+    "hello world!"
+
+
+class bar2:
+    f"hello {VARIABLE}!"
+
+
+def foo1():
+    "hello world!"
+
+
+def foo2():
+    f"hello {VARIABLE}!"
+
+
+class bar1:
+    "hello world!"
+
+
+class bar2:
+    f"hello {VARIABLE}!"
+
+
+def baz():
+    f"""I'm probably a docstring: {VARIABLE}!"""
+    print(f"""I'm a normal string""")
+    f"""Don't detect me!"""
--- a/resources/test/fixtures/B022.py
+++ b/resources/test/fixtures/B022.py
@@ -0,0 +1,23 @@
+"""
+Should emit:
+B022 - on lines 8
+"""
+
+import contextlib
+from contextlib import suppress
+
+with contextlib.suppress():
+    raise ValueError
+
+with suppress():
+    raise ValueError
+
+with contextlib.suppress(ValueError):
+    raise ValueError
+
+exceptions_to_suppress = []
+if True:
+    exceptions_to_suppress.append(ValueError)
+
+with contextlib.suppress(*exceptions_to_suppress):
+    raise
--- a/resources/test/fixtures/B023.py
+++ b/resources/test/fixtures/B023.py
@@ -0,0 +1,78 @@
+"""
+Should emit:
+B023 - on lines 12, 13, 16, 28, 29, 30, 31, 40, 42, 50, 51, 52, 53, 61, 68.
+"""
+
+functions = []
+z = 0
+
+for x in range(3):
+    y = x + 1
+    # Subject to late-binding problems
+    functions.append(lambda: x)
+    functions.append(lambda: y)  # not just the loop var
+
+    def f_bad_1():
+        return x
+
+    # Actually OK
+    functions.append(lambda x: x * 2)
+    functions.append(lambda x=x: x)
+    functions.append(lambda: z)  # OK because not assigned in the loop
+
+    def f_ok_1(x):
+        return x * 2
+
+
+def check_inside_functions_too():
+    ls = [lambda: x for x in range(2)]
+    st = {lambda: x for x in range(2)}
+    gn = (lambda: x for x in range(2))
+    dt = {x: lambda: x for x in range(2)}
+
+
+async def pointless_async_iterable():
+    yield 1
+
+
+async def container_for_problems():
+    async for x in pointless_async_iterable():
+        functions.append(lambda: x)
+
+    [lambda: x async for x in pointless_async_iterable()]
+
+
+a = 10
+b = 0
+while True:
+    a = a_ = a - 1
+    b += 1
+    functions.append(lambda: a)
+    functions.append(lambda: a_)
+    functions.append(lambda: b)
+    functions.append(lambda: c)  # not a name error because of late binding!
+    c: bool = a > 3
+    if not c:
+        break
+
+# Nested loops should not duplicate reports
+for j in range(2):
+    for k in range(3):
+        lambda: j * k
+
+
+for j, k, l in [(1, 2, 3)]:
+
+    def f():
+        j = None  # OK because it's an assignment
+        [l for k in range(2)]  # error for l, not for k
+
+        assert a and functions
+
+    a.attribute = 1  # modifying an attribute doesn't make it a loop variable
+    functions[0] = lambda: None  # same for an element
+
+for var in range(2):
+
+    def explicit_capture(captured=var):
+        return captured
--- a/resources/test/fixtures/B024.py
+++ b/resources/test/fixtures/B024.py
@@ -0,0 +1,129 @@
+"""
+Should emit:
+B024 - on lines 17, 34, 52, 58, 69, 74, 79, 84, 89
+"""
+
+import abc
+import abc as notabc
+from abc import ABC, ABCMeta
+from abc import abstractmethod
+from abc import abstractmethod as abstract
+from abc import abstractmethod as abstractaoeuaoeuaoeu
+from abc import abstractmethod as notabstract
+
+import foo
+
+
+class Base_1(ABC):  # error
+    def method(self):
+        foo()
+
+
+class Base_2(ABC):
+    @abstractmethod
+    def method(self):
+        foo()
+
+
+class Base_3(ABC):
+    @abc.abstractmethod
+    def method(self):
+        foo()
+
+
+class Base_4(ABC):
+    @notabc.abstractmethod
+    def method(self):
+        foo()
+
+
+class Base_5(ABC):
+    @abstract
+    def method(self):
+        foo()
+
+
+class Base_6(ABC):
+    @abstractaoeuaoeuaoeu
+    def method(self):
+        foo()
+
+
+class Base_7(ABC):  # error
+    @notabstract
+    def method(self):
+        foo()
+
+
+class MetaBase_1(metaclass=ABCMeta):  # error
+    def method(self):
+        foo()
+
+
+class MetaBase_2(metaclass=ABCMeta):
+    @abstractmethod
+    def method(self):
+        foo()
+
+
+class abc_Base_1(abc.ABC):  # error
+    def method(self):
+        foo()
+
+
+class abc_Base_2(metaclass=abc.ABCMeta):  # error
+    def method(self):
+        foo()
+
+
+class notabc_Base_1(notabc.ABC):  # error
+    def method(self):
+        foo()
+
+
+class multi_super_1(notabc.ABC, abc.ABCMeta):  # safe
+    def method(self):
+        foo()
+
+
+class multi_super_2(notabc.ABC, metaclass=abc.ABCMeta):  # safe
+    def method(self):
+        foo()
+
+
+class non_keyword_abcmeta_1(ABCMeta):  # safe
+    def method(self):
+        foo()
+
+
+class non_keyword_abcmeta_2(abc.ABCMeta):  # safe
+    def method(self):
+        foo()
+
+
+# very invalid code, but that's up to mypy et al to check
+class keyword_abc_1(metaclass=ABC):  # safe
+    def method(self):
+        foo()
+
+
+class keyword_abc_2(metaclass=abc.ABC):  # safe
+    def method(self):
+        foo()
+
+
+class abc_set_class_variable_1(ABC):  # safe
+    foo: int
+
+
+class abc_set_class_variable_2(ABC):  # safe
+    foo = 2
+
+
+class abc_set_class_variable_3(ABC):  # safe
+    foo: int = 2
+
+
+# this doesn't actually declare a class variable, it's just an expression
+class abc_set_class_variable_4(ABC):  # error
+    foo
--- a/resources/test/fixtures/B027.py
+++ b/resources/test/fixtures/B027.py
@@ -0,0 +1,88 @@
+"""
+Should emit:
+B027 - on lines 12, 15, 18, 22, 30
+"""
+import abc
+from abc import ABC
+from abc import abstractmethod
+from abc import abstractmethod as notabstract
+
+
+class AbstractClass(ABC):
+    def empty_1(self):  # error
+        ...
+
+    def empty_2(self):  # error
+        pass
+
+    def empty_3(self):  # error
+        """docstring"""
+        ...
+
+    def empty_4(self):  # error
+        """multiple ellipsis/pass"""
+        ...
+        pass
+        ...
+        pass
+
+    @notabstract
+    def abstract_0(self):
+        ...
+
+    @abstractmethod
+    def abstract_1(self):
+        ...
+
+    @abstractmethod
+    def abstract_2(self):
+        pass
+
+    @abc.abstractmethod
+    def abstract_3(self):
+        ...
+
+    def body_1(self):
+        print("foo")
+        ...
+
+    def body_2(self):
+        self.body_1()
+
+
+class NonAbstractClass:
+    def empty_1(self):  # safe
+        ...
+
+    def empty_2(self):  # safe
+        pass
+
+
+# ignore @overload, fixes issue #304
+# ignore overload with other imports, fixes #308
+import typing
+import typing as t
+import typing as anything
+from typing import Union, overload
+
+
+class AbstractClass(ABC):
+    @overload
+    def empty_1(self, foo: str):
+        ...
+
+    @typing.overload
+    def empty_1(self, foo: int):
+        ...
+
+    @t.overload
+    def empty_1(self, foo: list):
+        ...
+
+    @anything.overload
+    def empty_1(self, foo: float):
+        ...
+
+    @abstractmethod
+    def empty_1(self, foo: Union[str, int, list, float]):
+        ...
--- a/resources/test/fixtures/B904.py
+++ b/resources/test/fixtures/B904.py
@@ -0,0 +1,55 @@
+"""
+Should emit:
+B904 - on lines 10, 11 and 16
+"""
+
+try:
+    raise ValueError
+except ValueError:
+    if "abc":
+        raise TypeError
+    raise UserWarning
+except AssertionError:
+    raise  # Bare `raise` should not be an error
+except Exception as err:
+    assert err
+    raise Exception("No cause here...")
+except BaseException as base_err:
+    # Might use this instead of bare raise with the `.with_traceback()` method
+    raise base_err
+finally:
+    raise Exception("Nothing to chain from, so no warning here")
+
+try:
+    raise ValueError
+except ValueError:
+    # should not emit, since we are not raising something
+    def proxy():
+        raise NameError
+
+
+try:
+    from preferred_library import Thing
+except ImportError:
+    try:
+        from fallback_library import Thing
+    except ImportError:
+
+        class Thing:
+            def __getattr__(self, name):
+                # same as the case above, should not emit.
+                raise AttributeError
+
+
+try:
+    from preferred_library import Thing
+except ImportError:
+    try:
+        from fallback_library import Thing
+    except ImportError:
+
+        def context_switch():
+            try:
+                raise ValueError
+            except ValueError:
+                raise
--- a/resources/test/fixtures/BLE.py
+++ b/resources/test/fixtures/BLE.py
@@ -0,0 +1,55 @@
+try:
+    pass
+except ValueError:
+    pass
+except Exception as e:
+    raise e
+finally:
+    pass
+
+
+try:
+    pass
+except BaseException as e:
+    raise e
+except TypeError:
+    pass
+else:
+    pass
+
+
+try:
+    pass
+except Exception as e:
+    raise e
+except BaseException:
+    pass
+
+
+try:
+    pass
+except Exception:
+    pass
+finally:
+    try:
+        pass
+    except BaseException as e:
+        raise e
+
+
+try:
+    pass
+except Exception as e:
+    try:
+        raise e
+    except BaseException:
+        pass
+
+
+try:
+    try:
+        pass
+    except BaseException as e:
+        raise e
+except Exception:
+    pass
--- a/resources/test/fixtures/C901.py
+++ b/resources/test/fixtures/C901.py
@@ -0,0 +1,138 @@
+# Complexity = 1
+def trivial():
+    pass
+
+
+# Complexity = 1
+def expr_as_statement():
+    0xF00D
+
+
+# Complexity = 1
+def sequential(n):
+    k = n + 4
+    s = k + n
+    return s
+
+
+# Complexity = 3
+def if_elif_else_dead_path(n):
+    if n > 3:
+        return "bigger than three"
+    elif n > 4:
+        return "is never executed"
+    else:
+        return "smaller than or equal to three"
+
+
+# Complexity = 3
+def nested_ifs():
+    if n > 3:
+        if n > 4:
+            return "bigger than four"
+        else:
+            return "bigger than three"
+    else:
+        return "smaller than or equal to three"
+
+
+# Complexity = 2
+def for_loop():
+    for i in range(10):
+        print(i)
+
+
+# Complexity = 2
+def for_else(mylist):
+    for i in mylist:
+        print(i)
+    else:
+        print(None)
+
+
+# Complexity = 2
+def recursive(n):
+    if n > 4:
+        return f(n - 1)
+    else:
+        return n
+
+
+# Complexity = 3
+def nested_functions():
+    def a():
+        def b():
+            pass
+
+        b()
+
+    a()
+
+
+# Complexity = 4
+def try_else():
+    try:
+        print(1)
+    except TypeA:
+        print(2)
+    except TypeB:
+        print(3)
+    else:
+        print(4)
+
+
+# Complexity = 3
+def nested_try_finally():
+    try:
+        try:
+            print(1)
+        finally:
+            print(2)
+    finally:
+        print(3)
+
+
+# Complexity = 3
+async def foobar(a, b, c):
+    await whatever(a, b, c)
+    if await b:
+        pass
+    async with c:
+        pass
+    async for x in a:
+        pass
+
+
+# Complexity = 1
+def annotated_assign():
+    x: Any = None
+
+
+# Complexity = 9
+class Class:
+    def handle(self, *args, **options):
+        if args:
+            return
+
+        class ServiceProvider:
+            def a(self):
+                pass
+
+            def b(self, data):
+                if not args:
+                    pass
+
+        class Logger:
+            def c(*args, **kwargs):
+                pass
+
+            def error(self, message):
+                pass
+
+            def info(self, message):
+                pass
+
+            def exception(self):
+                pass
+
+        return ServiceProvider(Logger())
--- a/resources/test/fixtures/D.py
+++ b/resources/test/fixtures/D.py
@@ -532,3 +532,37 @@ class Blah:  # noqa: D203,D213

 expect(os.path.normcase(__file__ if __file__[-1] != 'c' else __file__[:-1]),
       'D100: Missing docstring in public module')
+
+
+@expect('D201: No blank lines allowed before function docstring (found 1)')
+@expect('D213: Multi-line docstring summary should start at the second line')
+def multiline_leading_space():
+
+    """Leading space.
+
+    More content.
+    """
+
+
+@expect('D202: No blank lines allowed after function docstring (found 1)')
+@expect('D213: Multi-line docstring summary should start at the second line')
+def multiline_trailing_space():
+    """Leading space.
+
+    More content.
+    """
+
+    pass
+
+
+@expect('D201: No blank lines allowed before function docstring (found 1)')
+@expect('D202: No blank lines allowed after function docstring (found 1)')
+@expect('D213: Multi-line docstring summary should start at the second line')
+def multiline_trailing_and_leading_space():
+
+    """Trailing and leading space.
+
+    More content.
+    """
+
+    pass
--- a/resources/test/fixtures/E501.py
+++ b/resources/test/fixtures/E501.py
@@ -5,7 +5,7 @@
 Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
 """

-_ = """Lorem ipsum dolor sit amet.
+_ = """Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

    https://github.com/PyCQA/pycodestyle/pull/258/files#diff-841c622497a8033d10152bfdfb15b20b92437ecdea21a260944ea86b77b51533

--- a/resources/test/fixtures/E711.py
+++ b/resources/test/fixtures/E711.py
@@ -23,6 +23,9 @@ if None != res[1]:
 if None == res[1]:
    pass

+if x == None != None:
+    pass
+
 #: Okay
 if x not in y:
    pass
--- a/resources/test/fixtures/E712.py
+++ b/resources/test/fixtures/E712.py
@@ -22,6 +22,9 @@ var = 1 if cond == True else -1 if cond == False else cond
 if (True) == TrueElement or x == TrueElement:
    pass

+if res == True != False:
+    pass
+
 #: Okay
 if x not in y:
    pass
--- a/resources/test/fixtures/E731.py
+++ b/resources/test/fixtures/E731.py
@@ -8,14 +8,14 @@ while False:


 f = object()
-#: E731
 f.method = lambda: "Method"

 f = {}
-#: E731
 f["a"] = lambda x: x ** 2

 f = []
 f.append(lambda x: x ** 2)

+f = g = lambda x: x ** 2
+
 lambda: "no-op"
--- a/resources/test/fixtures/F401_6.py
+++ b/resources/test/fixtures/F401_6.py
@@ -0,0 +1,20 @@
+"""Test: explicit re-export."""
+
+# OK
+from .applications import FastAPI as FastAPI
+
+# F401 `background.BackgroundTasks` imported but unused
+from .background import BackgroundTasks
+
+# F401 `datastructures.UploadFile` imported but unused
+from .datastructures import UploadFile as FileUpload
+
+
+# OK
+import applications as applications
+
+# F401 `background` imported but unused
+import background
+
+# F401 `datastructures` imported but unused
+import datastructures as structures
--- a/resources/test/fixtures/F521.py
+++ b/resources/test/fixtures/F521.py
@@ -0,0 +1,21 @@
+"{".format(1)
+"}".format(1)
+"{foo[}".format(foo=1)
+# too much string recursion (placeholder-in-placeholder)
+"{:{:{}}}".format(1, 2, 3)
+# ruff picks these issues up, but flake8 doesn't
+"{foo[]}".format(foo={"": 1})
+"{foo..}".format(foo=1)
+"{foo..bar}".format(foo=1)
+
+# The following are all "good" uses of .format
+"{.__class__}".format("")
+"{foo[bar]}".format(foo={"bar": "barv"})
+"{[bar]}".format({"bar": "barv"})
+"{:{}} {}".format(1, 15, 2)
+"{:2}".format(1)
+"{foo}-{}".format(1, foo=2)
+a = ()
+"{}".format(*a)
+k = {}
+"{foo}".format(**k)
--- a/resources/test/fixtures/F522.py
+++ b/resources/test/fixtures/F522.py
@@ -0,0 +1,4 @@
+"{}".format(1, bar=2)  # F522
+"{bar}{}".format(1, bar=2, spam=3)  # F522
+"{bar:{spam}}".format(bar=2, spam=3)  # No issues
+"{bar:{spam}}".format(bar=2, spam=3, eggs=4, ham=5)  # F522
--- a/resources/test/fixtures/F523.py
+++ b/resources/test/fixtures/F523.py
@@ -0,0 +1,12 @@
+# With indexes
+"{0}".format(1, 2)  # F523
+"{1}".format(1, 2, 3)  # F523
+"{1:{0}}".format(1, 2)  # No issues
+"{1:{0}}".format(1, 2, 3)  # F523
+"{0}{2}".format(1, 2)  # F523, # F524
+
+# With no indexes
+"{}".format(1, 2)  # F523
+"{}".format(1, 2, 3)  # F523
+"{:{}}".format(1, 2)  # No issues
+"{:{}}".format(1, 2, 3)  # F523
--- a/resources/test/fixtures/F524.py
+++ b/resources/test/fixtures/F524.py
@@ -0,0 +1,6 @@
+"{} {}".format(1)  # F524
+"{2}".format()  # F524
+"{bar}".format()  # F524
+"{0} {bar}".format(1)  # F524
+"{0} {bar}".format()  # F524
+"{bar} {0}".format()  # F524
--- a/resources/test/fixtures/F525.py
+++ b/resources/test/fixtures/F525.py
@@ -0,0 +1,2 @@
+"{} {1}".format(1, 2)  # F525
+"{0} {}".format(1, 2)  # F523, F525
--- a/resources/test/fixtures/F821_4.py
+++ b/resources/test/fixtures/F821_4.py
@@ -0,0 +1,24 @@
+"""Test: import alias tracking."""
+from typing import List
+
+_ = List["Model"]
+
+
+from typing import List as IList
+
+_ = IList["Model"]
+
+
+from collections.abc import ItemsView
+
+_ = ItemsView["Model"]
+
+
+import collections.abc
+
+_ = collections.abc.ItemsView["Model"]
+
+
+from collections import abc
+
+_ = abc.ItemsView["Model"]
--- a/resources/test/fixtures/F821_5.py
+++ b/resources/test/fixtures/F821_5.py
@@ -0,0 +1,14 @@
+"""Test: inner class annotation."""
+
+
+class RandomClass:
+    def random_func(self) -> "InnerClass":
+        pass
+
+
+class OuterClass:
+    class InnerClass:
+        pass
+
+    def failing_func(self) -> "InnerClass":
+        return self.InnerClass()
--- a/resources/test/fixtures/F841.py
+++ b/resources/test/fixtures/F841.py
@@ -35,3 +35,33 @@ def f4():
    _ = 1
    __ = 1
    _discarded = 1
+
+
+a = 1
+
+
+def f5():
+    global a
+
+    # Used in `f7` via `nonlocal`.
+    b = 1
+
+    def f6():
+        # F841
+        b = 1
+
+    def f7():
+        nonlocal b
+
+
+def f6():
+    annotations = []
+    assert len([annotations for annotations in annotations])
+
+
+def f7():
+    def connect():
+        return None, None
+
+    with connect() as (connection, cursor):
+        cursor.execute("SELECT * FROM users")
--- a/resources/test/fixtures/FBT.py
+++ b/resources/test/fixtures/FBT.py
@@ -0,0 +1,42 @@
+def function(
+    posonly_nohint,
+    posonly_nonboolhint: int,
+    posonly_boolhint: bool,
+    posonly_boolstrhint: "bool",
+    /,
+    offset,
+    posorkw_nonvalued_nohint,
+    posorkw_nonvalued_nonboolhint: int,
+    posorkw_nonvalued_boolhint: bool,
+    posorkw_nonvalued_boolstrhint: "bool",
+    posorkw_boolvalued_nohint=True,
+    posorkw_boolvalued_nonboolhint: int = True,
+    posorkw_boolvalued_boolhint: bool = True,
+    posorkw_boolvalued_boolstrhint: "bool" = True,
+    posorkw_nonboolvalued_nohint=1,
+    posorkw_nonboolvalued_nonboolhint: int = 2,
+    posorkw_nonboolvalued_boolhint: bool = 3,
+    posorkw_nonboolvalued_boolstrhint: "bool" = 4,
+    *,
+    kwonly_nonvalued_nohint,
+    kwonly_nonvalued_nonboolhint: int,
+    kwonly_nonvalued_boolhint: bool,
+    kwonly_nonvalued_boolstrhint: "bool",
+    kwonly_boolvalued_nohint=True,
+    kwonly_boolvalued_nonboolhint: int = False,
+    kwonly_boolvalued_boolhint: bool = True,
+    kwonly_boolvalued_boolstrhint: "bool" = True,
+    kwonly_nonboolvalued_nohint=5,
+    kwonly_nonboolvalued_nonboolhint: int = 1,
+    kwonly_nonboolvalued_boolhint: bool = 1,
+    kwonly_nonboolvalued_boolstrhint: "bool" = 1,
+    **kw,
+):
+    ...
+
+
+def used(do):
+    return do
+
+used("a", True)
+used(do=True)
--- a/resources/test/fixtures/I252.py
+++ b/resources/test/fixtures/I252.py
@@ -0,0 +1,12 @@
+from . import sibling
+from .sibling import example
+
+from .. import parent
+from ..parent import example
+
+from ... import grandparent
+from ...grandparent import example
+
+import other
+import other.example
+from other import example
--- a/resources/test/fixtures/M001.py
+++ b/resources/test/fixtures/M001.py
@@ -18,6 +18,14 @@ def f() -> None:
    # Invalid (and unimplemented)
    d = 1  # noqa: F841, W191

+    # fmt: off
+    # Invalid - no space before #
+    d = 1# noqa: E501
+
+    # Invalid - many spaces before #
+    d = 1                       # noqa: E501
+    # fmt: on
+

 # Valid
 _ = """Lorem ipsum dolor sit amet.
--- a/resources/test/fixtures/N804.py
+++ b/resources/test/fixtures/N804.py
@@ -30,6 +30,14 @@ class Class:
    def __init_subclass__(self, default_name, **kwargs):
        ...

+    @classmethod
+    def class_method_with_positional_only_argument(cls, x, /, other):
+        ...
+
+    @classmethod
+    def bad_class_method_with_positional_only_argument(self, x, /, other):
+        ...
+

 class MetaClass(ABCMeta):
    def bad_method(self):
--- a/resources/test/fixtures/N805.py
+++ b/resources/test/fixtures/N805.py
@@ -1,5 +1,7 @@
 from abc import ABCMeta

+import pydantic
+

 class Class:
    def bad_method(this):
@@ -21,6 +23,14 @@ class Class:
    def static_method(x):
        return x

+    @pydantic.validator
+    def lower(cls, my_field: str) -> str:
+        pass
+
+    @pydantic.validator("my_field")
+    def lower(cls, my_field: str) -> str:
+        pass
+
    def __init__(self):
        ...

--- a/resources/test/fixtures/N806.py
+++ b/resources/test/fixtures/N806.py
@@ -1,5 +1,15 @@
+import collections
+from collections import namedtuple
+
+GLOBAL: str = "foo"
+
+
 def f():
+    global GLOBAL
+    GLOBAL = "bar"
    lower = 0
    Camel = 0
    CONSTANT = 0
    _ = 0
+    MyObj1 = collections.namedtuple("MyObj1", ["a", "b"])
+    MyObj2 = namedtuple("MyObj12", ["a", "b"])
--- a/resources/test/fixtures/N807.py
+++ b/resources/test/fixtures/N807.py
@@ -10,6 +10,27 @@ def good__():
    pass


+def nested():
+    def __bad__():
+        pass
+
+    def __good():
+        pass
+
+    def good__():
+        pass
+
+
 class Class:
    def __good__(self):
        pass
+
+
+# https://peps.python.org/pep-0562/
+def __getattr__(name):
+    pass
+
+
+# https://peps.python.org/pep-0562/
+def __dir__():
+    pass
--- a/resources/test/fixtures/N815.py
+++ b/resources/test/fixtures/N815.py
@@ -1,6 +1,12 @@
+import collections
+from collections import namedtuple
+
+
 class C:
    lower = 0
    CONSTANT = 0
    mixedCase = 0
    _mixedCase = 0
    mixed_Case = 0
+    myObj1 = collections.namedtuple("MyObj1", ["a", "b"])
+    myObj2 = namedtuple("MyObj2", ["a", "b"])
--- a/resources/test/fixtures/N816.py
+++ b/resources/test/fixtures/N816.py
@@ -1,5 +1,10 @@
+import collections
+from collections import namedtuple
+
 lower = 0
 CONSTANT = 0
 mixedCase = 0
 _mixedCase = 0
 mixed_Case = 0
+myObj1 = collections.namedtuple("MyObj1", ["a", "b"])
+myObj2 = namedtuple("MyObj2", ["a", "b"])
--- a/resources/test/fixtures/N818.py
+++ b/resources/test/fixtures/N818.py
@@ -8,3 +8,11 @@ class AnotherError(Exception):

 class C(Exception):
    pass
+
+
+class D(BaseException):
+    pass
+
+
+class E(AnotherError):
+    pass
--- a/resources/test/fixtures/RUF101_0.py
+++ b/resources/test/fixtures/RUF101_0.py
@@ -0,0 +1,5 @@
+exit(0)
+
+
+def main():
+    exit(2)
--- a/resources/test/fixtures/RUF101_1.py
+++ b/resources/test/fixtures/RUF101_1.py
@@ -0,0 +1,10 @@
+import sys
+
+exit(0)
+
+
+def main():
+    exit(1)
+
+
+sys.exit(2)
--- a/resources/test/fixtures/RUF101_2.py
+++ b/resources/test/fixtures/RUF101_2.py
@@ -0,0 +1,7 @@
+import sys as sys2
+
+exit(0)
+
+
+def main():
+    exit(1)
--- a/resources/test/fixtures/RUF101_3.py
+++ b/resources/test/fixtures/RUF101_3.py
@@ -0,0 +1,7 @@
+from sys import exit
+
+exit(0)
+
+
+def main():
+    exit(1)
--- a/resources/test/fixtures/RUF101_4.py
+++ b/resources/test/fixtures/RUF101_4.py
@@ -0,0 +1,7 @@
+from sys import exit as exit2
+
+exit(0)
+
+
+def main():
+    exit(1)
--- a/resources/test/fixtures/RUF101_5.py
+++ b/resources/test/fixtures/RUF101_5.py
@@ -0,0 +1,7 @@
+from sys import *
+
+exit(0)
+
+
+def main():
+    exit(1)
--- a/resources/test/fixtures/RUF101_6.py
+++ b/resources/test/fixtures/RUF101_6.py
@@ -0,0 +1,12 @@
+exit(0)
+
+
+def exit(e):
+    pass
+
+
+exit(1)
+
+
+def main():
+    exit(2)
--- a/resources/test/fixtures/U002.py
+++ b/resources/test/fixtures/U002.py
@@ -1,15 +0,0 @@
-from os.path import abspath
-
-x = abspath(__file__)
-
-
-import os
-
-
-y = os.path.abspath(__file__)
-
-
-from os import path
-
-
-z = path.abspath(__file__)
--- a/resources/test/fixtures/U006.py
+++ b/resources/test/fixtures/U006.py
@@ -1,3 +1,10 @@
+import typing
+
+
+def f(x: typing.List[str]) -> None:
+    ...
+
+
 from typing import List


@@ -5,8 +12,19 @@ def f(x: List[str]) -> None:
    ...


-import typing
+import typing as t


-def f(x: typing.List[str]) -> None:
+def f(x: t.List[str]) -> None:
+    ...
+
+
+from typing import List as IList
+
+
+def f(x: IList[str]) -> None:
+    ...
+
+
+def f(x: "List[str]") -> None:
    ...
--- a/resources/test/fixtures/U007.py
+++ b/resources/test/fixtures/U007.py
@@ -1,40 +1,43 @@
+import typing
 from typing import Optional
+from typing import Union


 def f(x: Optional[str]) -> None:
    ...


-import typing
-
-
 def f(x: typing.Optional[str]) -> None:
    ...


-from typing import Union
-
-
 def f(x: Union[str, int, Union[float, bytes]]) -> None:
    ...


-import typing
-
-
 def f(x: typing.Union[str, int]) -> None:
    ...


-from typing import Union
+def f(x: typing.Union[(str, int)]) -> None:
+    ...
+
+
+def f(x: typing.Union[(str, int), float]) -> None:
+    ...


 def f(x: "Union[str, int, Union[float, bytes]]") -> None:
    ...


-import typing
-
-
 def f(x: "typing.Union[str, int]") -> None:
    ...
+
+
+def f(x: Union["str", int]) -> None:
+    ...
+
+
+def f(x: Union[("str", "int"), float]) -> None:
+    ...
--- a/resources/test/fixtures/U013.py
+++ b/resources/test/fixtures/U013.py
@@ -0,0 +1,33 @@
+from typing import TypedDict, NotRequired, Literal
+import typing
+
+# dict literal
+MyType1 = TypedDict("MyType1", {"a": int, "b": str})
+
+# dict call
+MyType2 = TypedDict("MyType2", dict(a=int, b=str))
+
+# kwargs
+MyType3 = TypedDict("MyType3", a=int, b=str)
+
+# Empty TypedDict
+MyType4 = TypedDict("MyType4")
+
+# Literal values
+MyType5 = TypedDict("MyType5", {"a": "hello"})
+MyType6 = TypedDict("MyType6", a="hello")
+
+# NotRequired
+MyType7 = TypedDict("MyType7", {"a": NotRequired[dict]})
+
+# total
+MyType8 = TypedDict("MyType8", {"x": int, "y": int}, total=False)
+
+# invalid identifiers
+MyType9 = TypedDict("MyType9", {"in": int, "x-y": int})
+
+# using Literal type
+MyType10 = TypedDict("MyType10", {"key": Literal["value"]})
+
+# using namespace TypedDict
+MyType11 = typing.TypedDict("MyType11", {"key": int})
--- a/resources/test/fixtures/U014.py
+++ b/resources/test/fixtures/U014.py
@@ -0,0 +1,22 @@
+from typing import NamedTuple
+import typing
+
+# with complex annotations
+NT1 = NamedTuple("NT1", [("a", int), ("b", tuple[str, ...])])
+
+# with default values as list
+NT2 = NamedTuple(
+    "NT2",
+    [("a", int), ("b", str), ("c", list[bool])],
+    defaults=["foo", [True]],
+)
+
+# with namespace
+NT3 = typing.NamedTuple("NT3", [("a", int), ("b", str)])
+
+# with too many default values
+NT4 = NamedTuple(
+    "NT4",
+    [("a", int), ("b", str)],
+    defaults=[1, "bar", "baz"],
+)
--- a/resources/test/fixtures/U015.py
+++ b/resources/test/fixtures/U015.py
@@ -0,0 +1,70 @@
+open("foo", "U")
+open("foo", "Ur")
+open("foo", "Ub")
+open("foo", "rUb")
+open("foo", "r")
+open("foo", "rt")
+open("f", "r", encoding="UTF-8")
+open("f", "wt")
+
+with open("foo", "U") as f:
+    pass
+with open("foo", "Ur") as f:
+    pass
+with open("foo", "Ub") as f:
+    pass
+with open("foo", "rUb") as f:
+    pass
+with open("foo", "r") as f:
+    pass
+with open("foo", "rt") as f:
+    pass
+with open("foo", "r", encoding="UTF-8") as f:
+    pass
+with open("foo", "wt") as f:
+    pass
+
+open(f("a", "b", "c"), "U")
+open(f("a", "b", "c"), "Ub")
+
+with open(f("a", "b", "c"), "U") as f:
+    pass
+with open(f("a", "b", "c"), "Ub") as f:
+    pass
+
+with open("foo", "U") as fa, open("bar", "U") as fb:
+    pass
+with open("foo", "Ub") as fa, open("bar", "Ub") as fb:
+    pass
+
+open("foo", mode="U")
+open(name="foo", mode="U")
+open(mode="U", name="foo")
+
+with open("foo", mode="U") as f:
+    pass
+with open(name="foo", mode="U") as f:
+    pass
+with open(mode="U", name="foo") as f:
+    pass
+
+open("foo", mode="Ub")
+open(name="foo", mode="Ub")
+open(mode="Ub", name="foo")
+
+with open("foo", mode="Ub") as f:
+    pass
+with open(name="foo", mode="Ub") as f:
+    pass
+with open(mode="Ub", name="foo") as f:
+    pass
+
+open(file="foo", mode='U', buffering=- 1, encoding=None, errors=None, newline=None, closefd=True, opener=None)
+open(file="foo", buffering=- 1, encoding=None, errors=None, newline=None, closefd=True, opener=None, mode='U')
+open(file="foo", buffering=- 1, encoding=None, errors=None, mode='U', newline=None, closefd=True, opener=None)
+open(mode='U', file="foo", buffering=- 1, encoding=None, errors=None, newline=None, closefd=True, opener=None)
+
+open(file="foo", mode='Ub', buffering=- 1, encoding=None, errors=None, newline=None, closefd=True, opener=None)
+open(file="foo", buffering=- 1, encoding=None, errors=None, newline=None, closefd=True, opener=None, mode='Ub')
+open(file="foo", buffering=- 1, encoding=None, errors=None, mode='Ub', newline=None, closefd=True, opener=None)
+open(mode='Ub', file="foo", buffering=- 1, encoding=None, errors=None, newline=None, closefd=True, opener=None)
--- a/resources/test/fixtures/YTT101.py
+++ b/resources/test/fixtures/YTT101.py
@@ -5,9 +5,8 @@ print(sys.version)

 print(sys.version[:3])
 print(version[:3])
-
-# ignore from imports with aliases, patches welcome
 print(v[:3])
+
 # the tool is timid and only flags certain numeric slices
 i = 3
 print(sys.version[:i])
--- a/resources/test/fixtures/isort/add_newline_before_comments.py
+++ b/resources/test/fixtures/isort/add_newline_before_comments.py
@@ -0,0 +1,7 @@
+import os
+# This is a comment in the same section, so we need to add one newline.
+import sys
+import numpy as np
+# This is a comment, but it starts a new section, so we don't need to add a newline
+# before it.
+import leading_prefix
--- a/resources/test/fixtures/isort/comments.py
+++ b/resources/test/fixtures/isort/comments.py
@@ -0,0 +1,25 @@
+# Comment 1
+# Comment 2
+import D
+
+# Comment 3a
+import C
+
+# Comment 3b
+import C
+
+import B  # Comment 4
+
+# Comment 5
+
+# Comment 6
+from A import (
+    a,  # Comment 7
+    b,
+    c,  # Comment 8
+)
+from A import (
+    a,  # Comment 9
+    b,  # Comment 10
+    c,  # Comment 11
+)
--- a/resources/test/fixtures/isort/fit_line_length_comment.py
+++ b/resources/test/fixtures/isort/fit_line_length_comment.py
@@ -0,0 +1,4 @@
+import a
+# Don't take this comment into account when determining whether the next import can fit on one line.
+from b import c
+from d import e  # Do take this comment into account when determining whether the next import can fit on one line.
--- a/resources/test/fixtures/isort/order_relative_imports_by_level.py
+++ b/resources/test/fixtures/isort/order_relative_imports_by_level.py
@@ -0,0 +1,4 @@
+from .a import a
+from ..a import a
+from ..b import a
+from .b import a
--- a/resources/test/fixtures/isort/preserve_comment_order.py
+++ b/resources/test/fixtures/isort/preserve_comment_order.py
@@ -0,0 +1,11 @@
+import io
+# Old MacDonald had a farm,
+# EIEIO
+# And on his farm he had a cow,
+# EIEIO
+# With a moo-moo here and a moo-moo there
+# Here a moo, there a moo, everywhere moo-moo
+# Old MacDonald had a farm,
+# EIEIO
+from errno import EIO
+import abc
--- a/resources/test/fixtures/isort/sort_similar_imports.py
+++ b/resources/test/fixtures/isort/sort_similar_imports.py
@@ -0,0 +1,26 @@
+from a import b
+from a import BAD as DEF
+from a import B
+from a import Boo as DEF
+from a import B as Abc
+from a import B as A
+from a import B as DEF
+from a import b as a
+from a import b as x
+from a import b as c
+from b import c
+from a import b as d
+from a import b as y
+from b import C
+from b import c as d
+
+import A
+import a
+import b
+import B
+
+import x as y
+import x as A
+import x as Y
+import x
+import x as a
--- a/resources/test/fixtures/isort/type_comments.py
+++ b/resources/test/fixtures/isort/type_comments.py
@@ -0,0 +1,2 @@
+import A  # type: ignore
+from B import C  # type: ignore
--- a/resources/test/fixtures/pyproject.toml
+++ b/resources/test/fixtures/pyproject.toml
@@ -16,6 +16,9 @@ multiline-quotes = "double"
 docstring-quotes = "double"
 avoid-escape = true

+[tool.ruff.mccabe]
+max-complexity = 10
+
 [tool.ruff.pep8-naming]
 ignore-names = [
  "setUp",
@@ -33,7 +36,11 @@ ignore-names = [
 ]
 classmethod-decorators = [
  "classmethod",
+  "pydantic.validator",
 ]
 staticmethod-decorators = [
  "staticmethod",
 ]
+
+[tool.ruff.flake8-tidy-imports]
+ban-relative-imports = "parents"
--- a/resources/test/fixtures/with_excluded_mdirectory/init.py
+++ b/resources/test/fixtures/with_excluded_mdirectory/init.py
--- a/resources/test/fixtures/with_excluded_mdirectory/migrations/init.py
+++ b/resources/test/fixtures/with_excluded_mdirectory/migrations/init.py
--- a/resources/test/fixtures/with_excluded_mdirectory/migrations/migration.py
+++ b/resources/test/fixtures/with_excluded_mdirectory/migrations/migration.py
--- a/ruff/main.py
+++ b/ruff/main.py
@@ -4,4 +4,4 @@ import sysconfig

 if __name__ == "__main__":
    ruff = os.path.join(sysconfig.get_path("scripts"), "ruff")
-    os.spawnv(os.P_WAIT, ruff, [ruff, *sys.argv[1:]])
+    sys.exit(os.spawnv(os.P_WAIT, ruff, [ruff, *sys.argv[1:]]))
--- a/ruff_dev/Cargo.toml
+++ b/ruff_dev/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ruff_dev"
-version = "0.0.115"
+version = "0.0.139"
 edition = "2021"

 [dependencies]
@@ -8,10 +8,10 @@ anyhow = { version = "1.0.66" }
 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 = "a13ec97dd4eb925bde4d426c6e422582793b260c" }
+libcst = { git = "https://github.com/charliermarsh/LibCST", rev = "f2f0b7a487a8725d161fe8b3ed73a6758b21e177" }
 ruff = { path = ".." }
-rustpython-ast = { features = ["unparse"], git = "https://github.com/RustPython/RustPython.git", rev = "27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb" }
-rustpython-common = { git = "https://github.com/RustPython/RustPython.git", rev = "27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb" }
-rustpython-parser = { features = ["lalrpop"], git = "https://github.com/RustPython/RustPython.git", rev = "27bf82a2251d7e6ac6cd75e6ad51be12a53d84bb" }
+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" }
 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
@@ -24,7 +24,7 @@ pub struct Cli {

 pub fn main(cli: &Cli) -> Result<()> {
    // Build up a map from prefix to matching CheckCodes.
-    let mut prefix_to_codes: BTreeMap<String, BTreeSet<CheckCode>> = Default::default();
+    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
@@ -77,6 +77,7 @@ pub fn main(cli: &Cli) -> Result<()> {
        .arg_ref_self()
        .ret(Type::new("Vec<CheckCode>"))
        .vis("pub")
+        .line("#[allow(clippy::match_same_arms)]")
        .line("match self {");
    for (prefix, codes) in &prefix_to_codes {
        gen = gen.line(format!(
@@ -96,6 +97,7 @@ pub fn main(cli: &Cli) -> Result<()> {
        .arg_ref_self()
        .ret(Type::new("PrefixSpecificity"))
        .vis("pub")
+        .line("#[allow(clippy::match_same_arms)]")
        .line("match self {");
    for prefix in prefix_to_codes.keys() {
        let num_numeric = prefix.chars().filter(|char| char.is_numeric()).count();
@@ -104,7 +106,7 @@ pub fn main(cli: &Cli) -> Result<()> {
            2 => "Tens",
            1 => "Hundreds",
            0 => "Category",
-            _ => panic!("Invalid prefix: {}", prefix),
+            _ => panic!("Invalid prefix: {prefix}"),
        };
        gen = gen.line(format!(
            "CheckCodePrefix::{prefix} => PrefixSpecificity::{},",
@@ -115,7 +117,8 @@ pub fn main(cli: &Cli) -> Result<()> {

    // Construct the output contents.
    let mut output = String::new();
-    output.push_str("//! File automatically generated by examples/generate_check_code_prefix.rs.");
+    output
+        .push_str("//! File automatically generated by `examples/generate_check_code_prefix.rs`.");
    output.push('\n');
    output.push('\n');
    output.push_str("use serde::{{Serialize, Deserialize}};");
@@ -130,10 +133,10 @@ pub fn main(cli: &Cli) -> Result<()> {

    // Write the output to `src/checks_gen.rs` (or stdout).
    if cli.dry_run {
-        println!("{}", output);
+        println!("{output}");
    } else {
        let mut f = OpenOptions::new().write(true).truncate(true).open(FILE)?;
-        write!(f, "{}", output)?;
+        write!(f, "{output}")?;
    }

    Ok(())
--- a/ruff_dev/src/generate_rules_table.rs
+++ b/ruff_dev/src/generate_rules_table.rs
@@ -61,7 +61,7 @@ pub fn main(cli: &Cli) -> Result<()> {
    }

    if cli.dry_run {
-        print!("{}", output);
+        print!("{output}");
    } else {
        // Read the existing file.
        let file = PathBuf::from(env!("CARGO_MANIFEST_DIR"))
@@ -84,9 +84,9 @@ pub fn main(cli: &Cli) -> Result<()> {

        // Write the prefix, new contents, and suffix.
        let mut f = OpenOptions::new().write(true).truncate(true).open(&file)?;
-        write!(f, "{}\n\n", prefix)?;
-        write!(f, "{}", output)?;
-        write!(f, "{}", suffix)?;
+        write!(f, "{prefix}\n\n")?;
+        write!(f, "{output}")?;
+        write!(f, "{suffix}")?;
    }

    Ok(())
--- a/ruff_dev/src/generate_source_code.rs
+++ b/ruff_dev/src/generate_source_code.rs
@@ -19,7 +19,7 @@ pub fn main(cli: &Cli) -> Result<()> {
    let contents = fs::read_to_string(&cli.file)?;
    let python_ast = parser::parse_program(&contents, &cli.file.to_string_lossy())?;
    let mut generator = SourceGenerator::new();
-    generator.unparse_suite(&python_ast)?;
+    generator.unparse_suite(&python_ast);
    println!("{}", generator.generate()?);
    Ok(())
 }
--- a/ruff_dev/src/lib.rs
+++ b/ruff_dev/src/lib.rs
@@ -1,3 +1,16 @@
+#![allow(
+    clippy::collapsible_else_if,
+    clippy::collapsible_if,
+    clippy::implicit_hasher,
+    clippy::match_same_arms,
+    clippy::missing_errors_doc,
+    clippy::missing_panics_doc,
+    clippy::module_name_repetitions,
+    clippy::must_use_candidate,
+    clippy::similar_names,
+    clippy::too_many_lines
+)]
+
 pub mod generate_check_code_prefix;
 pub mod generate_rules_table;
 pub mod generate_source_code;
--- a/ruff_dev/src/main.rs
+++ b/ruff_dev/src/main.rs
@@ -1,3 +1,16 @@
+#![allow(
+    clippy::collapsible_else_if,
+    clippy::collapsible_if,
+    clippy::implicit_hasher,
+    clippy::match_same_arms,
+    clippy::missing_errors_doc,
+    clippy::missing_panics_doc,
+    clippy::module_name_repetitions,
+    clippy::must_use_candidate,
+    clippy::similar_names,
+    clippy::too_many_lines
+)]
+
 use anyhow::Result;
 use clap::{Parser, Subcommand};
 use ruff_dev::{
--- a/ruff_dev/src/print_ast.rs
+++ b/ruff_dev/src/print_ast.rs
@@ -17,6 +17,6 @@ pub struct Cli {
 pub fn main(cli: &Cli) -> Result<()> {
    let contents = fs::read_to_string(&cli.file)?;
    let python_ast = parser::parse_program(&contents, &cli.file.to_string_lossy())?;
-    println!("{:#?}", python_ast);
+    println!("{python_ast:#?}");
    Ok(())
 }
--- a/ruff_dev/src/print_cst.rs
+++ b/ruff_dev/src/print_cst.rs
@@ -1,4 +1,4 @@
-//! Print the LibCST CST for a given Python file.
+//! Print the `LibCST` CST for a given Python file.

 use std::fs;
 use std::path::PathBuf;
@@ -17,7 +17,7 @@ pub fn main(cli: &Cli) -> Result<()> {
    let contents = fs::read_to_string(&cli.file)?;
    match libcst_native::parse_module(&contents, None) {
        Ok(python_cst) => {
-            println!("{:#?}", python_cst);
+            println!("{python_cst:#?}");
            Ok(())
        }
        Err(_) => Err(anyhow::anyhow!("Failed to parse CST")),
--- a/ruff_dev/src/print_tokens.rs
+++ b/ruff_dev/src/print_tokens.rs
@@ -17,7 +17,7 @@ pub struct Cli {
 pub fn main(cli: &Cli) -> Result<()> {
    let contents = fs::read_to_string(&cli.file)?;
    for (_, tok, _) in lexer::make_tokenizer(&contents).flatten() {
-        println!("{:#?}", tok);
+        println!("{tok:#?}");
    }
    Ok(())
 }
--- a/src/ast/helpers.rs
+++ b/src/ast/helpers.rs
@@ -1,15 +1,20 @@
-use fnv::FnvHashSet;
 use once_cell::sync::Lazy;
 use regex::Regex;
-use rustpython_ast::{Excepthandler, ExcepthandlerKind, Expr, ExprKind, Location, StmtKind};
+use rustc_hash::{FxHashMap, FxHashSet};
+use rustpython_ast::{
+    Arguments, Excepthandler, ExcepthandlerKind, Expr, ExprKind, Location, Stmt, StmtKind,
+};

-fn compose_call_path_inner<'a>(expr: &'a Expr, parts: &mut Vec<&'a str>) {
+use crate::ast::types::Range;
+use crate::SourceCodeLocator;
+
+fn collect_call_path_inner<'a>(expr: &'a Expr, parts: &mut Vec<&'a str>) {
    match &expr.node {
        ExprKind::Call { func, .. } => {
-            compose_call_path_inner(func, parts);
+            collect_call_path_inner(func, parts);
        }
        ExprKind::Attribute { value, attr, .. } => {
-            compose_call_path_inner(value, parts);
+            collect_call_path_inner(value, parts);
            parts.push(attr);
        }
        ExprKind::Name { id, .. } => {
@@ -19,9 +24,9 @@ fn compose_call_path_inner<'a>(expr: &'a Expr, parts: &mut Vec<&'a str>) {
    }
 }

+/// Convert an `Expr` to its call path (like `List`, or `typing.List`).
 pub fn compose_call_path(expr: &Expr) -> Option<String> {
-    let mut segments = vec![];
-    compose_call_path_inner(expr, &mut segments);
+    let segments = collect_call_paths(expr);
    if segments.is_empty() {
        None
    } else {
@@ -29,6 +34,33 @@ pub fn compose_call_path(expr: &Expr) -> Option<String> {
    }
 }

+/// Convert an `Expr` to its call path segments (like ["typing", "List"]).
+pub fn collect_call_paths(expr: &Expr) -> Vec<&str> {
+    let mut segments = vec![];
+    collect_call_path_inner(expr, &mut segments);
+    segments
+}
+
+/// Rewrite any import aliases on a call path.
+pub fn dealias_call_path<'a>(
+    call_path: Vec<&'a str>,
+    import_aliases: &FxHashMap<&str, &'a str>,
+) -> Vec<&'a str> {
+    if let Some(head) = call_path.first() {
+        if let Some(origin) = import_aliases.get(head) {
+            let tail = &call_path[1..];
+            let mut call_path: Vec<&str> = vec![];
+            call_path.extend(origin.split('.'));
+            call_path.extend(tail);
+            call_path
+        } else {
+            call_path
+        }
+    } else {
+        call_path
+    }
+}
+
 /// Return `true` if the `Expr` is a name or attribute reference to `${target}`.
 pub fn match_name_or_attr(expr: &Expr, target: &str) -> bool {
    match &expr.node {
@@ -42,24 +74,85 @@ pub fn match_name_or_attr(expr: &Expr, target: &str) -> bool {
 ///
 /// Useful for, e.g., ensuring that a `Union` reference represents
 /// `typing.Union`.
-pub fn match_name_or_attr_from_module(
+pub fn match_module_member(
    expr: &Expr,
-    target: &str,
    module: &str,
-    imports: Option<&FnvHashSet<&str>>,
+    member: &str,
+    from_imports: &FxHashMap<&str, FxHashSet<&str>>,
+    import_aliases: &FxHashMap<&str, &str>,
 ) -> bool {
-    match &expr.node {
-        ExprKind::Attribute { value, attr, .. } => match &value.node {
-            ExprKind::Name { id, .. } => id == module && target == attr,
-            _ => false,
-        },
-        ExprKind::Name { id, .. } => {
-            target == id
-                && imports
-                    .map(|imports| imports.contains(&id.as_str()))
-                    .unwrap_or_default()
+    match_call_path(
+        &dealias_call_path(collect_call_paths(expr), import_aliases),
+        module,
+        member,
+        from_imports,
+    )
+}
+
+/// Return `true` if the `call_path` is a reference to `${module}.${target}`.
+///
+/// Optimized version of `match_module_member` for pre-computed call paths.
+pub fn match_call_path(
+    call_path: &[&str],
+    module: &str,
+    member: &str,
+    from_imports: &FxHashMap<&str, FxHashSet<&str>>,
+) -> bool {
+    // If we have no segments, we can't ever match.
+    let num_segments = call_path.len();
+    if num_segments == 0 {
+        return false;
+    }
+
+    // If the last segment doesn't match the member, we can't ever match.
+    if call_path[num_segments - 1] != member {
+        return false;
+    }
+
+    // We now only need the module path, so throw out the member name.
+    let call_path = &call_path[..num_segments - 1];
+    let num_segments = call_path.len();
+
+    // Case (1): It's a builtin (like `list`).
+    // Case (2a): We imported from the parent (`from typing.re import Match`,
+    // `Match`).
+    // Case (2b): We imported star from the parent (`from typing.re import *`,
+    // `Match`).
+    if num_segments == 0 {
+        module.is_empty()
+            || from_imports.get(module).map_or(false, |imports| {
+                imports.contains(member) || imports.contains("*")
+            })
+    } else {
+        let components: Vec<&str> = module.split('.').collect();
+
+        // Case (3a): it's a fully qualified call path (`import typing`,
+        // `typing.re.Match`). Case (3b): it's a fully qualified call path (`import
+        // typing.re`, `typing.re.Match`).
+        if components == call_path {
+            return true;
        }
-        _ => false,
+
+        // Case (4): We imported from the grandparent (`from typing import re`,
+        // `re.Match`)
+        let num_matches = (0..components.len())
+            .take(num_segments)
+            .take_while(|i| components[components.len() - 1 - i] == call_path[num_segments - 1 - i])
+            .count();
+        if num_matches > 0 {
+            let cut = components.len() - num_matches;
+            // TODO(charlie): Rewrite to avoid this allocation.
+            let module = components[..cut].join(".");
+            let member = components[cut];
+            if from_imports
+                .get(&module.as_str())
+                .map_or(false, |imports| imports.contains(member))
+            {
+                return true;
+            }
+        }
+
+        false
    }
 }

@@ -96,7 +189,7 @@ pub fn is_assignment_to_a_dunder(node: &StmtKind) -> bool {
 }

 /// Extract the names of all handled exceptions.
-pub fn extract_handler_names(handlers: &[Excepthandler]) -> Vec<String> {
+pub fn extract_handler_names(handlers: &[Excepthandler]) -> Vec<Vec<&str>> {
    let mut handler_names = vec![];
    for handler in handlers {
        match &handler.node {
@@ -104,12 +197,16 @@ pub fn extract_handler_names(handlers: &[Excepthandler]) -> Vec<String> {
                if let Some(type_) = type_ {
                    if let ExprKind::Tuple { elts, .. } = &type_.node {
                        for type_ in elts {
-                            if let Some(name) = compose_call_path(type_) {
-                                handler_names.push(name);
+                            let call_path = collect_call_paths(type_);
+                            if !call_path.is_empty() {
+                                handler_names.push(call_path);
                            }
                        }
-                    } else if let Some(name) = compose_call_path(type_) {
-                        handler_names.push(name);
+                    } else {
+                        let call_path = collect_call_paths(type_);
+                        if !call_path.is_empty() {
+                            handler_names.push(call_path);
+                        }
                    }
                }
            }
@@ -118,6 +215,27 @@ pub fn extract_handler_names(handlers: &[Excepthandler]) -> Vec<String> {
    handler_names
 }

+/// Return the set of all bound argument names.
+pub fn collect_arg_names<'a>(arguments: &'a Arguments) -> FxHashSet<&'a str> {
+    let mut arg_names: FxHashSet<&'a str> = FxHashSet::default();
+    for arg in &arguments.posonlyargs {
+        arg_names.insert(arg.node.arg.as_str());
+    }
+    for arg in &arguments.args {
+        arg_names.insert(arg.node.arg.as_str());
+    }
+    if let Some(arg) = &arguments.vararg {
+        arg_names.insert(arg.node.arg.as_str());
+    }
+    for arg in &arguments.kwonlyargs {
+        arg_names.insert(arg.node.arg.as_str());
+    }
+    if let Some(arg) = &arguments.kwarg {
+        arg_names.insert(arg.node.arg.as_str());
+    }
+    arg_names
+}
+
 /// Returns `true` if a call is an argumented `super` invocation.
 pub fn is_super_call_with_arguments(func: &Expr, args: &[Expr]) -> bool {
    // Check: is this a `super` call?
@@ -128,9 +246,32 @@ pub fn is_super_call_with_arguments(func: &Expr, args: &[Expr]) -> bool {
    }
 }

+/// Format the module name for a relative import.
+pub fn format_import_from(level: Option<&usize>, module: Option<&String>) -> String {
+    let mut module_name = String::with_capacity(16);
+    if let Some(level) = level {
+        for _ in 0..*level {
+            module_name.push('.');
+        }
+    }
+    if let Some(module) = module {
+        module_name.push_str(module);
+    }
+    module_name
+}
+
+/// Split a target string (like `typing.List`) into (`typing`, `List`).
+pub fn to_module_and_member(target: &str) -> (&str, &str) {
+    if let Some(index) = target.rfind('.') {
+        (&target[..index], &target[index + 1..])
+    } else {
+        ("", target)
+    }
+}
+
 /// Convert a location within a file (relative to `base`) to an absolute
 /// position.
-pub fn to_absolute(relative: &Location, base: &Location) -> Location {
+pub fn to_absolute(relative: Location, base: Location) -> Location {
    if relative.row() == 1 {
        Location::new(
            relative.row() + base.row() - 1,
@@ -140,3 +281,183 @@ pub fn to_absolute(relative: &Location, base: &Location) -> Location {
        Location::new(relative.row() + base.row() - 1, relative.column())
    }
 }
+
+/// Return `true` if a `Stmt` has leading content.
+pub fn match_leading_content(stmt: &Stmt, locator: &SourceCodeLocator) -> bool {
+    let range = Range {
+        location: Location::new(stmt.location.row(), 0),
+        end_location: stmt.location,
+    };
+    let prefix = locator.slice_source_code_range(&range);
+    prefix.chars().any(|char| !char.is_whitespace())
+}
+
+/// Return `true` if a `Stmt` has trailing content.
+pub fn match_trailing_content(stmt: &Stmt, locator: &SourceCodeLocator) -> bool {
+    let range = Range {
+        location: stmt.end_location.unwrap(),
+        end_location: Location::new(stmt.end_location.unwrap().row() + 1, 0),
+    };
+    let suffix = locator.slice_source_code_range(&range);
+    for char in suffix.chars() {
+        if char == '#' {
+            return false;
+        }
+        if !char.is_whitespace() {
+            return true;
+        }
+    }
+    false
+}
+
+#[cfg(test)]
+mod tests {
+    use anyhow::Result;
+    use rustc_hash::{FxHashMap, FxHashSet};
+    use rustpython_parser::parser;
+
+    use crate::ast::helpers::match_module_member;
+
+    #[test]
+    fn builtin() -> Result<()> {
+        let expr = parser::parse_expression("list", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "",
+            "list",
+            &FxHashMap::default(),
+            &FxHashMap::default(),
+        ));
+        Ok(())
+    }
+
+    #[test]
+    fn fully_qualified() -> Result<()> {
+        let expr = parser::parse_expression("typing.re.Match", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "typing.re",
+            "Match",
+            &FxHashMap::default(),
+            &FxHashMap::default(),
+        ));
+        Ok(())
+    }
+
+    #[test]
+    fn unimported() -> Result<()> {
+        let expr = parser::parse_expression("Match", "<filename>")?;
+        assert!(!match_module_member(
+            &expr,
+            "typing.re",
+            "Match",
+            &FxHashMap::default(),
+            &FxHashMap::default(),
+        ));
+        let expr = parser::parse_expression("re.Match", "<filename>")?;
+        assert!(!match_module_member(
+            &expr,
+            "typing.re",
+            "Match",
+            &FxHashMap::default(),
+            &FxHashMap::default(),
+        ));
+        Ok(())
+    }
+
+    #[test]
+    fn from_star() -> Result<()> {
+        let expr = parser::parse_expression("Match", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "typing.re",
+            "Match",
+            &FxHashMap::from_iter([("typing.re", FxHashSet::from_iter(["*"]))]),
+            &FxHashMap::default()
+        ));
+        Ok(())
+    }
+
+    #[test]
+    fn from_parent() -> Result<()> {
+        let expr = parser::parse_expression("Match", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "typing.re",
+            "Match",
+            &FxHashMap::from_iter([("typing.re", FxHashSet::from_iter(["Match"]))]),
+            &FxHashMap::default()
+        ));
+        Ok(())
+    }
+
+    #[test]
+    fn from_grandparent() -> Result<()> {
+        let expr = parser::parse_expression("re.Match", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "typing.re",
+            "Match",
+            &FxHashMap::from_iter([("typing", FxHashSet::from_iter(["re"]))]),
+            &FxHashMap::default()
+        ));
+
+        let expr = parser::parse_expression("match.Match", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "typing.re.match",
+            "Match",
+            &FxHashMap::from_iter([("typing.re", FxHashSet::from_iter(["match"]))]),
+            &FxHashMap::default()
+        ));
+
+        let expr = parser::parse_expression("re.match.Match", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "typing.re.match",
+            "Match",
+            &FxHashMap::from_iter([("typing", FxHashSet::from_iter(["re"]))]),
+            &FxHashMap::default()
+        ));
+        Ok(())
+    }
+
+    #[test]
+    fn from_alias() -> Result<()> {
+        let expr = parser::parse_expression("IMatch", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "typing.re",
+            "Match",
+            &FxHashMap::from_iter([("typing.re", FxHashSet::from_iter(["Match"]))]),
+            &FxHashMap::from_iter([("IMatch", "Match")]),
+        ));
+        Ok(())
+    }
+
+    #[test]
+    fn from_aliased_parent() -> Result<()> {
+        let expr = parser::parse_expression("t.Match", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "typing.re",
+            "Match",
+            &FxHashMap::default(),
+            &FxHashMap::from_iter([("t", "typing.re")]),
+        ));
+        Ok(())
+    }
+
+    #[test]
+    fn from_aliased_grandparent() -> Result<()> {
+        let expr = parser::parse_expression("t.re.Match", "<filename>")?;
+        assert!(match_module_member(
+            &expr,
+            "typing.re",
+            "Match",
+            &FxHashMap::default(),
+            &FxHashMap::from_iter([("t", "typing")]),
+        ));
+        Ok(())
+    }
+}
--- a/src/ast/mod.rs
+++ b/src/ast/mod.rs
@@ -3,3 +3,4 @@ pub mod operations;
 pub mod relocate;
 pub mod types;
 pub mod visitor;
+pub mod whitespace;
--- a/src/ast/operations.rs
+++ b/src/ast/operations.rs
@@ -4,8 +4,6 @@ use crate::ast::types::{BindingKind, Scope};

 /// Extract the names bound to a given __all__ assignment.
 pub fn extract_all_names(stmt: &Stmt, scope: &Scope) -> Vec<String> {
-    let mut names: Vec<String> = vec![];
-
    fn add_to_names(names: &mut Vec<String>, elts: &[Expr]) {
        for elt in elts {
            if let ExprKind::Constant {
@@ -13,11 +11,13 @@ pub fn extract_all_names(stmt: &Stmt, scope: &Scope) -> Vec<String> {
                ..
            } = &elt.node
            {
-                names.push(value.to_string())
+                names.push(value.to_string());
            }
        }
    }

+    let mut names: Vec<String> = vec![];
+
    // Grab the existing bound __all__ values.
    if let StmtKind::AugAssign { .. } = &stmt.node {
        if let Some(binding) = scope.values.get("__all__") {
@@ -35,7 +35,7 @@ pub fn extract_all_names(stmt: &Stmt, scope: &Scope) -> Vec<String> {
    } {
        match &value.node {
            ExprKind::List { elts, .. } | ExprKind::Tuple { elts, .. } => {
-                add_to_names(&mut names, elts)
+                add_to_names(&mut names, elts);
            }
            ExprKind::BinOp { left, right, .. } => {
                let mut current_left = left;
@@ -67,9 +67,8 @@ pub fn extract_all_names(stmt: &Stmt, scope: &Scope) -> Vec<String> {
 }

 /// Check if a node is parent of a conditional branch.
-pub fn on_conditional_branch(parent_stack: &[usize], parents: &[&Stmt]) -> bool {
-    for index in parent_stack.iter().rev() {
-        let parent = parents[*index];
+pub fn on_conditional_branch<'a>(parents: &mut impl Iterator<Item = &'a Stmt>) -> bool {
+    parents.any(|parent| {
        if matches!(parent.node, StmtKind::If { .. } | StmtKind::While { .. }) {
            return true;
        }
@@ -78,24 +77,18 @@ pub fn on_conditional_branch(parent_stack: &[usize], parents: &[&Stmt]) -> bool
                return true;
            }
        }
-    }
-
-    false
+        false
+    })
 }

 /// Check if a node is in a nested block.
-pub fn in_nested_block(parent_stack: &[usize], parents: &[&Stmt]) -> bool {
-    for index in parent_stack.iter().rev() {
-        let parent = parents[*index];
-        if matches!(
+pub fn in_nested_block<'a>(parents: &mut impl Iterator<Item = &'a Stmt>) -> bool {
+    parents.any(|parent| {
+        matches!(
            parent.node,
            StmtKind::Try { .. } | StmtKind::If { .. } | StmtKind::With { .. }
-        ) {
-            return true;
-        }
-    }
-
-    false
+        )
+    })
 }

 /// Check if a node represents an unpacking assignment.
--- a/src/ast/types.rs
+++ b/src/ast/types.rs
@@ -1,7 +1,7 @@
-use std::collections::BTreeMap;
 use std::sync::atomic::{AtomicUsize, Ordering};

-use rustpython_ast::{Expr, Keyword};
+use rustc_hash::FxHashMap;
+use rustpython_ast::{Expr, Keyword, Stmt};
 use rustpython_parser::ast::{Located, Location};

 fn id() -> usize {
@@ -9,6 +9,12 @@ fn id() -> usize {
    COUNTER.fetch_add(1, Ordering::Relaxed)
 }

+#[derive(Clone)]
+pub enum Node<'a> {
+    Stmt(&'a Stmt),
+    Expr(&'a Expr),
+}
+
 #[derive(Clone, Copy, Debug, Default, PartialEq, Eq, PartialOrd, Ord)]
 pub struct Range {
    pub location: Location,
@@ -19,9 +25,7 @@ impl Range {
    pub fn from_located<T>(located: &Located<T>) -> Self {
        Range {
            location: located.location,
-            end_location: located
-                .end_location
-                .expect("AST nodes should have end_location."),
+            end_location: located.end_location.unwrap(),
        }
    }
 }
@@ -54,7 +58,7 @@ pub struct Scope<'a> {
    pub id: usize,
    pub kind: ScopeKind<'a>,
    pub import_starred: bool,
-    pub values: BTreeMap<String, Binding>,
+    pub values: FxHashMap<&'a str, Binding>,
 }

 impl<'a> Scope<'a> {
@@ -63,7 +67,7 @@ impl<'a> Scope<'a> {
            id: id(),
            kind,
            import_starred: false,
-            values: BTreeMap::new(),
+            values: FxHashMap::default(),
        }
    }
 }
@@ -79,14 +83,17 @@ pub enum BindingKind {
    Annotation,
    Argument,
    Assignment,
+    // TODO(charlie): This seems to be a catch-all.
    Binding,
    LoopVar,
+    Global,
+    Nonlocal,
    Builtin,
    ClassDefinition,
    Definition,
    Export(Vec<String>),
    FutureImportation,
-    StarImportation,
+    StarImportation(Option<usize>, Option<String>),
    Importation(String, String, BindingContext),
    FromImportation(String, String, BindingContext),
    SubmoduleImportation(String, String, BindingContext),
--- a/src/ast/visitor.rs
+++ b/src/ast/visitor.rs
@@ -19,8 +19,8 @@ pub trait Visitor<'a> {
    fn visit_constant(&mut self, constant: &'a Constant) {
        walk_constant(self, constant);
    }
-    fn visit_expr_context(&mut self, expr_content: &'a ExprContext) {
-        walk_expr_context(self, expr_content);
+    fn visit_expr_context(&mut self, expr_context: &'a ExprContext) {
+        walk_expr_context(self, expr_context);
    }
    fn visit_boolop(&mut self, boolop: &'a Boolop) {
        walk_boolop(self, boolop);
@@ -249,7 +249,7 @@ pub fn walk_stmt<'a, V: Visitor<'a> + ?Sized>(visitor: &mut V, stmt: &'a Stmt) {
                visitor.visit_stmt(stmt);
            }
            for excepthandler in handlers {
-                visitor.visit_excepthandler(excepthandler)
+                visitor.visit_excepthandler(excepthandler);
            }
            for stmt in orelse {
                visitor.visit_stmt(stmt);
@@ -447,7 +447,7 @@ pub fn walk_expr<'a, V: Visitor<'a> + ?Sized>(visitor: &mut V, expr: &'a Expr) {
 pub fn walk_constant<'a, V: Visitor<'a> + ?Sized>(visitor: &mut V, constant: &'a Constant) {
    if let Constant::Tuple(constants) = constant {
        for constant in constants {
-            visitor.visit_constant(constant)
+            visitor.visit_constant(constant);
        }
    }
 }
@@ -456,8 +456,8 @@ pub fn walk_comprehension<'a, V: Visitor<'a> + ?Sized>(
    visitor: &mut V,
    comprehension: &'a Comprehension,
 ) {
-    visitor.visit_expr(&comprehension.target);
    visitor.visit_expr(&comprehension.iter);
+    visitor.visit_expr(&comprehension.target);
    for expr in &comprehension.ifs {
        visitor.visit_expr(expr);
    }
@@ -577,7 +577,6 @@ pub fn walk_pattern<'a, V: Visitor<'a> + ?Sized>(visitor: &mut V, pattern: &'a P
 }

 #[allow(unused_variables)]
-#[inline(always)]
 pub fn walk_expr_context<'a, V: Visitor<'a> + ?Sized>(
    visitor: &mut V,
    expr_context: &'a ExprContext,
@@ -585,21 +584,16 @@ pub fn walk_expr_context<'a, V: Visitor<'a> + ?Sized>(
 }

 #[allow(unused_variables)]
-#[inline(always)]
 pub fn walk_boolop<'a, V: Visitor<'a> + ?Sized>(visitor: &mut V, boolop: &'a Boolop) {}

 #[allow(unused_variables)]
-#[inline(always)]
 pub fn walk_operator<'a, V: Visitor<'a> + ?Sized>(visitor: &mut V, operator: &'a Operator) {}

 #[allow(unused_variables)]
-#[inline(always)]
 pub fn walk_unaryop<'a, V: Visitor<'a> + ?Sized>(visitor: &mut V, unaryop: &'a Unaryop) {}

 #[allow(unused_variables)]
-#[inline(always)]
 pub fn walk_cmpop<'a, V: Visitor<'a> + ?Sized>(visitor: &mut V, cmpop: &'a Cmpop) {}

 #[allow(unused_variables)]
-#[inline(always)]
 pub fn walk_alias<'a, V: Visitor<'a> + ?Sized>(visitor: &mut V, alias: &'a Alias) {}
--- a/src/docstrings/helpers.rs
+++ b/src/docstrings/helpers.rs
@@ -3,12 +3,6 @@ use rustpython_ast::{Located, Location};
 use crate::ast::types::Range;
 use crate::check_ast::Checker;

-pub const TRIPLE_QUOTE_PREFIXES: &[&str] = &[
-    "ur\"\"\"", "ur'''", "u\"\"\"", "u'''", "r\"\"\"", "r'''", "\"\"\"", "'''",
-];
-
-pub const SINGLE_QUOTE_PREFIXES: &[&str] = &["ur\"", "ur'", "u\"", "u'", "r\"", "r'", "\"", "'"];
-
 /// Extract the leading words from a line of text.
 pub fn leading_words(line: &str) -> String {
    line.trim()
@@ -25,7 +19,7 @@ pub fn leading_space(line: &str) -> String {
 }

 /// Extract the leading indentation from a line.
-pub fn indentation<'a, T>(checker: &'a Checker, located: &Located<T>) -> String {
+pub fn indentation<T>(checker: &Checker, located: &Located<T>) -> String {
    let range = Range::from_located(located);
    checker
        .locator
--- a/src/autofix/fixer.rs
+++ b/src/autofix/fixer.rs
@@ -10,8 +10,6 @@ use crate::autofix::{Fix, Patch};
 use crate::checks::Check;
 use crate::source_code_locator::SourceCodeLocator;

-// TODO(charlie): The model here is awkward because `Apply` is only relevant at
-// higher levels in the execution flow.
 #[derive(Hash)]
 pub enum Mode {
    Generate,
@@ -19,55 +17,55 @@ pub enum Mode {
    None,
 }

-impl Mode {
-    /// Return `true` if a patch should be generated under the given `Mode`.
-    pub fn patch(&self) -> bool {
-        match &self {
-            Mode::Generate => true,
-            Mode::Apply => true,
-            Mode::None => false,
+impl From<bool> for Mode {
+    fn from(value: bool) -> Self {
+        if value {
+            Mode::Apply
+        } else {
+            Mode::None
        }
    }
 }

-impl From<bool> for Mode {
-    fn from(value: bool) -> Self {
+impl From<&Mode> for bool {
+    fn from(value: &Mode) -> Self {
        match value {
-            true => Mode::Apply,
-            false => Mode::None,
+            Mode::Generate | Mode::Apply => true,
+            Mode::None => false,
        }
    }
 }

 /// Auto-fix errors in a file, and write the fixed source code to disk.
 pub fn fix_file<'a>(
-    checks: &'a mut [Check],
+    checks: &'a [Check],
    locator: &'a SourceCodeLocator<'a>,
-) -> Option<Cow<'a, str>> {
+) -> Option<(Cow<'a, str>, usize)> {
    if checks.iter().all(|check| check.fix.is_none()) {
        return None;
    }

    Some(apply_fixes(
-        checks.iter_mut().filter_map(|check| check.fix.as_mut()),
+        checks.iter().filter_map(|check| check.fix.as_ref()),
        locator,
    ))
 }

 /// Apply a series of fixes.
 fn apply_fixes<'a>(
-    fixes: impl Iterator<Item = &'a mut Fix>,
+    fixes: impl Iterator<Item = &'a Fix>,
    locator: &'a SourceCodeLocator<'a>,
-) -> Cow<'a, str> {
+) -> (Cow<'a, str>, usize) {
    let mut output = RopeBuilder::new();
    let mut last_pos: Location = Location::new(1, 0);
-    let mut applied: BTreeSet<&Patch> = BTreeSet::new();
+    let mut applied: BTreeSet<&Patch> = BTreeSet::default();
+    let mut num_fixed: usize = 0;

    for fix in fixes.sorted_by_key(|fix| fix.patch.location) {
        // If we already applied an identical fix as part of another correction, skip
        // any re-application.
        if applied.contains(&fix.patch) {
-            fix.applied = true;
+            num_fixed += 1;
            continue;
        }

@@ -90,19 +88,18 @@ fn apply_fixes<'a>(
        // Track that the fix was applied.
        last_pos = fix.patch.end_location;
        applied.insert(&fix.patch);
-        fix.applied = true;
+        num_fixed += 1;
    }

    // Add the remaining content.
-    let slice = locator.slice_source_code_at(&last_pos);
+    let slice = locator.slice_source_code_at(last_pos);
    output.append(&slice);

-    Cow::from(output.finish())
+    (Cow::from(output.finish()), num_fixed)
 }

 #[cfg(test)]
 mod tests {
-    use anyhow::Result;
    use rustpython_parser::ast::Location;

    use crate::autofix::fixer::apply_fixes;
@@ -110,115 +107,117 @@ mod tests {
    use crate::SourceCodeLocator;

    #[test]
-    fn empty_file() -> Result<()> {
-        let mut fixes = vec![];
-        let locator = SourceCodeLocator::new("");
-        let actual = apply_fixes(fixes.iter_mut(), &locator);
-        let expected = "";
-
-        assert_eq!(actual, expected);
-
-        Ok(())
+    fn empty_file() {
+        let fixes = vec![];
+        let locator = SourceCodeLocator::new(r#""#);
+        let (contents, fixed) = apply_fixes(fixes.iter(), &locator);
+        assert_eq!(contents, "");
+        assert_eq!(fixed, 0);
    }

    #[test]
-    fn apply_single_replacement() -> Result<()> {
-        let mut fixes = vec![Fix {
+    fn apply_single_replacement() {
+        let fixes = vec![Fix {
            patch: Patch {
                content: "Bar".to_string(),
                location: Location::new(1, 8),
                end_location: Location::new(1, 14),
            },
-            applied: false,
        }];
        let locator = SourceCodeLocator::new(
-            "class A(object):
-        ...
-",
+            r#"
+class A(object):
+    ...
+"#
+            .trim(),
        );
-        let actual = apply_fixes(fixes.iter_mut(), &locator);
-
-        let expected = "class A(Bar):
-        ...
-";
-
-        assert_eq!(actual, expected);
-
-        Ok(())
+        let (contents, fixed) = apply_fixes(fixes.iter(), &locator);
+        assert_eq!(
+            contents,
+            r#"
+class A(Bar):
+    ...
+"#
+            .trim(),
+        );
+        assert_eq!(fixed, 1);
    }

    #[test]
-    fn apply_single_removal() -> Result<()> {
-        let mut fixes = vec![Fix {
+    fn apply_single_removal() {
+        let fixes = vec![Fix {
            patch: Patch {
-                content: "".to_string(),
+                content: String::new(),
                location: Location::new(1, 7),
                end_location: Location::new(1, 15),
            },
-            applied: false,
        }];
        let locator = SourceCodeLocator::new(
-            "class A(object):
-        ...
-",
+            r#"
+class A(object):
+    ...
+"#
+            .trim(),
        );
-        let actual = apply_fixes(fixes.iter_mut(), &locator);
-
-        let expected = "class A:
-        ...
-";
-
-        assert_eq!(actual, expected);
-
-        Ok(())
+        let (contents, fixed) = apply_fixes(fixes.iter(), &locator);
+        assert_eq!(
+            contents,
+            r#"
+class A:
+    ...
+"#
+            .trim()
+        );
+        assert_eq!(fixed, 1);
    }

    #[test]
-    fn apply_double_removal() -> Result<()> {
-        let mut fixes = vec![
+    fn apply_double_removal() {
+        let fixes = vec![
            Fix {
                patch: Patch {
-                    content: "".to_string(),
+                    content: String::new(),
                    location: Location::new(1, 7),
                    end_location: Location::new(1, 16),
                },
-                applied: false,
            },
            Fix {
                patch: Patch {
-                    content: "".to_string(),
+                    content: String::new(),
                    location: Location::new(1, 16),
                    end_location: Location::new(1, 23),
                },
-                applied: false,
            },
        ];
        let locator = SourceCodeLocator::new(
-            "class A(object, object):
-        ...
-",
+            r#"
+class A(object, object):
+    ...
+"#
+            .trim(),
        );
-        let actual = apply_fixes(fixes.iter_mut(), &locator);
+        let (contents, fixed) = apply_fixes(fixes.iter(), &locator);

-        let expected = "class A:
-        ...
-";
-
-        assert_eq!(actual, expected);
-
-        Ok(())
+        assert_eq!(
+            contents,
+            r#"
+class A:
+    ...
+"#
+            .trim()
+        );
+        assert_eq!(fixed, 2);
    }

    #[test]
-    fn ignore_overlapping_fixes() -> Result<()> {
-        let mut fixes = vec![
+    fn ignore_overlapping_fixes() {
+        let fixes = vec![
            Fix {
                patch: Patch {
-                    content: "".to_string(),
+                    content: String::new(),
                    location: Location::new(1, 7),
                    end_location: Location::new(1, 15),
                },
-                applied: false,
            },
            Fix {
                patch: Patch {
@@ -226,22 +225,24 @@ mod tests {
                    location: Location::new(1, 9),
                    end_location: Location::new(1, 11),
                },
-                applied: false,
            },
        ];
        let locator = SourceCodeLocator::new(
-            "class A(object):
+            r#"
+class A(object):
    ...
-",
+"#
+            .trim(),
        );
-        let actual = apply_fixes(fixes.iter_mut(), &locator);
-
-        let expected = "class A:
+        let (contents, fixed) = apply_fixes(fixes.iter(), &locator);
+        assert_eq!(
+            contents,
+            r#"
+class A:
    ...
-";
-
-        assert_eq!(actual, expected);
-
-        Ok(())
+"#
+            .trim(),
+        );
+        assert_eq!(fixed, 1);
    }
 }
--- a/src/autofix/mod.rs
+++ b/src/autofix/mod.rs
@@ -14,18 +14,16 @@ pub struct Patch {
 #[derive(Debug, PartialEq, Eq, Serialize, Deserialize)]
 pub struct Fix {
    pub patch: Patch,
-    pub applied: bool,
 }

 impl Fix {
    pub fn deletion(start: Location, end: Location) -> Self {
        Self {
            patch: Patch {
-                content: "".to_string(),
+                content: String::new(),
                location: start,
                end_location: end,
            },
-            applied: false,
        }
    }

@@ -36,7 +34,6 @@ impl Fix {
                location: start,
                end_location: end,
            },
-            applied: false,
        }
    }

@@ -47,7 +44,16 @@ impl Fix {
                location: at,
                end_location: at,
            },
-            applied: false,
+        }
+    }
+
+    pub fn dummy(location: Location) -> Self {
+        Self {
+            patch: Patch {
+                content: String::new(),
+                location,
+                end_location: location,
+            },
        }
    }
 }
--- a/src/cache.rs
+++ b/src/cache.rs
@@ -1,19 +1,11 @@
-// cacache uses asyncd-std which has no wasm support, so currently no caching
-// support on wasm
-#![cfg_attr(
-    target_family = "wasm",
-    allow(unused_imports, unused_variables, dead_code)
-)]
-
 use std::collections::hash_map::DefaultHasher;
+use std::fs;
 use std::fs::{create_dir_all, File, Metadata};
 use std::hash::{Hash, Hasher};
 use std::io::Write;
 use std::path::Path;

 use anyhow::Result;
-#[cfg(not(target_family = "wasm"))]
-use cacache::Error::EntryNotFound;
 use filetime::FileTime;
 use log::error;
 use path_absolutize::Absolutize;
@@ -23,7 +15,7 @@ use crate::autofix::fixer;
 use crate::message::Message;
 use crate::settings::Settings;

-const VERSION: &str = env!("CARGO_PKG_VERSION");
+const CARGO_PKG_VERSION: &str = env!("CARGO_PKG_VERSION");

 #[derive(Serialize, Deserialize)]
 struct CacheMetadata {
@@ -71,9 +63,10 @@ impl Mode {

 impl From<bool> for Mode {
    fn from(value: bool) -> Self {
-        match value {
-            true => Mode::ReadWrite,
-            false => Mode::None,
+        if value {
+            Mode::ReadWrite
+        } else {
+            Mode::None
        }
    }
 }
@@ -82,28 +75,59 @@ fn cache_dir() -> &'static str {
    "./.ruff_cache"
 }

-fn cache_key(path: &Path, settings: &Settings, autofix: &fixer::Mode) -> String {
+fn content_dir() -> &'static str {
+    "content"
+}
+
+fn cache_key(path: &Path, settings: &Settings, autofix: &fixer::Mode) -> u64 {
    let mut hasher = DefaultHasher::new();
+    CARGO_PKG_VERSION.hash(&mut hasher);
+    path.absolutize().unwrap().hash(&mut hasher);
    settings.hash(&mut hasher);
    autofix.hash(&mut hasher);
-    format!(
-        "{}@{}@{}",
-        path.absolutize().unwrap().to_string_lossy(),
-        VERSION,
-        hasher.finish()
+    hasher.finish()
+}
+
+/// Initialize the cache directory.
+pub fn init() -> Result<()> {
+    let path = Path::new(cache_dir());
+
+    // Create the cache directories.
+    create_dir_all(path.join(content_dir()))?;
+
+    // Add the CACHEDIR.TAG.
+    if !cachedir::is_tagged(path)? {
+        cachedir::add_tag(path)?;
+    }
+
+    // Add the .gitignore.
+    let gitignore_path = path.join(".gitignore");
+    if !gitignore_path.exists() {
+        let mut file = File::create(gitignore_path)?;
+        file.write_all(b"*")?;
+    }
+
+    Ok(())
+}
+
+fn write_sync(key: u64, value: &[u8]) -> Result<(), std::io::Error> {
+    fs::write(
+        Path::new(cache_dir())
+            .join(content_dir())
+            .join(format!("{key:x}")),
+        value,
    )
 }

-pub fn init() -> Result<()> {
-    let gitignore_path = Path::new(cache_dir()).join(".gitignore");
-    if gitignore_path.exists() {
-        return Ok(());
-    }
-    create_dir_all(cache_dir())?;
-    let mut file = File::create(gitignore_path)?;
-    file.write_all(b"*").map_err(|e| e.into())
+fn read_sync(key: u64) -> Result<Vec<u8>, std::io::Error> {
+    fs::read(
+        Path::new(cache_dir())
+            .join(content_dir())
+            .join(format!("{key:x}")),
+    )
 }

+/// Get a value from the cache.
 pub fn get(
    path: &Path,
    metadata: &Metadata,
@@ -115,9 +139,8 @@ pub fn get(
        return None;
    };

-    #[cfg(not(target_family = "wasm"))] // cacache needs async-std which doesn't support wasm
-    match cacache::read_sync(cache_dir(), cache_key(path, settings, autofix)) {
-        Ok(encoded) => match bincode::deserialize::<CheckResult>(&encoded[..]) {
+    if let Ok(encoded) = read_sync(cache_key(path, settings, autofix)) {
+        match bincode::deserialize::<CheckResult>(&encoded[..]) {
            Ok(CheckResult {
                metadata: CacheMetadata { mtime },
                messages,
@@ -127,13 +150,12 @@ pub fn get(
                }
            }
            Err(e) => error!("Failed to deserialize encoded cache entry: {e:?}"),
-        },
-        Err(EntryNotFound(..)) => {}
-        Err(e) => error!("Failed to read from cache: {e:?}"),
+        }
    }
    None
 }

+/// Set a value in the cache.
 pub fn set(
    path: &Path,
    metadata: &Metadata,
@@ -146,19 +168,16 @@ pub fn set(
        return;
    };

-    #[cfg(not(target_family = "wasm"))] // modification date not supported on wasm
    let check_result = CheckResultRef {
        metadata: &CacheMetadata {
            mtime: FileTime::from_last_modification_time(metadata).unix_seconds(),
        },
        messages,
    };
-    #[cfg(not(target_family = "wasm"))] // cacache needs async-std which doesn't support wasm
-    if let Err(e) = cacache::write_sync(
-        cache_dir(),
+    if let Err(e) = write_sync(
        cache_key(path, settings, autofix),
-        bincode::serialize(&check_result).unwrap(),
+        &bincode::serialize(&check_result).unwrap(),
    ) {
-        error!("Failed to write to cache: {e:?}")
+        error!("Failed to write to cache: {e:?}");
    }
 }
--- a/src/check_ast.rs
+++ b/src/check_ast.rs
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
Charlie Marsh	560558b814	Bump version to 0.0.139	2022-11-25 18:38:26 -05:00
Andri Bergsson	bef601b994	Add keyword argument handling for redundant open modes. (#906 )	2022-11-25 18:38:05 -05:00
Charlie Marsh	7445d00b88	Implement B023 (function uses loop variable) (#907 )	2022-11-25 18:29:54 -05:00
Charlie Marsh	7c78d4e103	Use docstring comment for CheckCode	2022-11-25 13:15:43 -05:00
Oliver Margetts	8b14f1b8cc	Implement F522-F525 (#899 )	2022-11-25 13:14:31 -05:00
Xuan (Sean) Hu	5a6b51e623	Minor changes in README. (#903 )	2022-11-25 09:49:16 -05:00
Charlie Marsh	0b60242fb7	Bump version to 0.0.138	2022-11-25 00:05:41 -05:00
Charlie Marsh	65b77feeb8	Bump LibCST version	2022-11-25 00:05:03 -05:00
Charlie Marsh	04b9c0a31d	Fix cargo clippy	2022-11-24 23:40:43 -05:00
Harutaka Kawamura	49dc8231be	Fix typo (#902 )	2022-11-24 23:38:45 -05:00
Charlie Marsh	92ca114882	Move some main.rs subcommands to a new module (#901 )	2022-11-24 22:43:43 -05:00
Charlie Marsh	553bc7443a	Remove UserConfiguration struct (#900 )	2022-11-24 22:39:07 -05:00
CelebrateVC	a3af6c1ea5	Implement GlobSet optimization for file path exclusions (#883 )	2022-11-24 22:31:55 -05:00
Charlie Marsh	b50016fe89	Regenerate README.md	2022-11-24 18:10:07 -05:00
Oliver Margetts	2cf2805848	Implement F521 (#898 )	2022-11-24 18:09:36 -05:00
Harutaka Kawamura	33fbef7700	Implement B904 (#892 )	2022-11-24 09:49:57 -05:00
Charlie Marsh	68668a584b	Bump version to 0.0.137	2022-11-23 20:28:45 -05:00
Charlie Marsh	6cd8655d29	Treat withitem variables as bindings (#897 )	2022-11-23 20:28:37 -05:00
Charlie Marsh	72a9bd3cfb	Revert "Upload wheels back to GitHub Releases (#884 )" This reverts commit `bd08fc359d`.	2022-11-23 20:27:33 -05:00
Charlie Marsh	58aac21a36	Bump version to 0.0.136	2022-11-23 17:41:17 -05:00
Charlie Marsh	77e0be3464	Visit iter prior to target in comprehensions (#895 )	2022-11-23 10:13:21 -05:00
Charlie Marsh	bd08fc359d	Upload wheels back to GitHub Releases (#884 )	2022-11-23 00:06:36 -05:00
Harutaka Kawamura	19ad6ab4f5	Add `--explain` (#887 )	2022-11-23 00:06:25 -05:00
Charlie Marsh	4b2df99e78	Set rust-version in Cargo.toml (#886 )	2022-11-22 23:33:39 -05:00
Charlie Marsh	66975876b2	Bump version to 0.0.135	2022-11-22 19:21:53 -05:00
Charlie Marsh	7316b120ba	Log errors in add_noqa and autoformat calls (#881 )	2022-11-22 19:21:36 -05:00
Charlie Marsh	fec887e481	Apply a limit to the number of fix iterations (#882 )	2022-11-22 19:21:31 -05:00
Charlie Marsh	bdd32c0850	Enforce most pedantic lints on CI (#878 )	2022-11-22 18:55:57 -05:00
Charlie Marsh	10dcd5fd0a	Remove unused imports	2022-11-22 18:45:24 -05:00
Charlie Marsh	b922e6ecc8	Fix clippy::unnecessary_wraps (pedantic) (#880 ) https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_wraps	2022-11-22 18:25:30 -05:00
Charlie Marsh	f59799e0c4	Remove lingering empty lines	2022-11-22 17:54:24 -05:00
Charlie Marsh	814ddeb7ea	Remove always-inline (#879 )	2022-11-22 17:13:25 -05:00
Charlie Marsh	9315b9f459	Remove Mode from various internal checkers (#877 )	2022-11-22 16:57:47 -05:00
Charlie Marsh	113b5a10bf	Return `Vec<Check>` from check_tokens (#876 )	2022-11-22 16:43:32 -05:00
Charlie Marsh	fe77fb70a1	Apply autofixes iteratively until code is stabilized (#875 )	2022-11-22 16:37:52 -05:00
Charlie Marsh	c3f6170503	Update README with list of projects (#874 )	2022-11-22 14:28:02 -05:00
Anders Kaseorg	a46160f0e2	Fix clippy::unreadable_literal (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	9a66cf2ffb	Fix clippy::uninlined_format_args (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	3205473612	Ignore clippy::struct_excessive_bools (pedantic) “consider using a state machine or refactoring bools into two-variant enums” https://rust-lang.github.io/rust-clippy/master/index.html#struct_excessive_bools Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	0bb8b14ae1	Fix clippy::single_match_else (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#single_match_else Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	9cf4621071	Fix clippy::redundant_else (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#redundant_else Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	bbc9ed1b21	Fix clippy::redundant_closure_for_method_calls (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure_for_method_calls Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	517ca2604a	Fix clippy::needless_pass_by_value (pedantic) “this argument is passed by value, but not consumed in the function body” https://rust-lang.github.io/rust-clippy/master/index.html#needless_pass_by_value Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	348ff509c0	Fix clippy::mut_mut (pedantic) “this expression mutably borrows a mutable reference. Consider reborrowing” https://rust-lang.github.io/rust-clippy/master/index.html#mut_mut Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	fb545551f8	Fix clippy::match_bool (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#match_bool Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	3b33a431d6	Fix clippy::map_unwrap_or (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#map_unwrap_or Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	bc95690725	Fix clippy::manual_string_new (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#manual_string_new Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	9dc788d089	Fix clippy::let_underscore_drop (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#let_underscore_drop Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	15f63494a7	Fix clippy::items_after_statements (pedantic) “adding items after statements is confusing, since items exist from the start of the scope” https://rust-lang.github.io/rust-clippy/master/index.html#items_after_statements Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	68668c20e8	Fix clippy::if_not_else (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#if_not_else Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	9462335371	Fix clippy::from_iter_instead_of_collect (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#from_iter_instead_of_collect Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	3dd6522b4f	Fix clippy::explicit_iter_loop (pedantic) “it is more concise to loop over references to containers instead of using explicit iteration methods” https://rust-lang.github.io/rust-clippy/master/index.html#explicit_iter_loop Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	6b935121a7	Fix clippy::explicit_deref_methods (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#explicit_deref_methods Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	8d9d9b3204	Fix clippy::documentation_markdown (pedantic) https://rust-lang.github.io/rust-clippy/master/index.html#doc_markdown Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	0a506eff34	Fix clippy::cloned_instead_of_copied (pedantic) “used `cloned` where `copied` could be used instead” https://rust-lang.github.io/rust-clippy/master/index.html#cloned_instead_of_copied Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	7c7489c1dd	Ignore clippy::cast_possible_truncation (pedantic) “casting `usize` to `u8` may truncate the value” https://rust-lang.github.io/rust-clippy/master/index.html#cast_possible_truncation Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	ae90eccb7f	Fix clippy::cast_lossless (pedantic) “casting `bool` to `u8` is more cleanly stated with `u8::from(_)`” https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless Signed-off-by: Anders Kaseorg <andersk@mit.edu>	2022-11-21 23:22:28 -05:00
Anders Kaseorg	7a61edbe46	Fix clippy::default-trait-access (pedantic) (#867 )	2022-11-21 21:00:38 -05:00
Charlie Marsh	59615486d8	Bump version to 0.0.134	2022-11-21 16:15:23 -05:00
Andri Bergsson	ce116a80ad	Automatically remove redundant open modes #640 (#843 )	2022-11-21 16:06:41 -05:00
Anders Kaseorg	731fba9006	Ignore clippy::unreadable-literal (pedantic) for CONFUSABLES (#864 )	2022-11-21 16:00:05 -05:00
Anders Kaseorg	9bcf194fdc	Ignore clippy::match-same-arms (pedantic) in a few places (#863 )	2022-11-21 15:59:58 -05:00
Anders Kaseorg	58949b564e	Fix clippy::trivially-copy-pass-by-ref (pedantic) (#862 )	2022-11-21 15:59:51 -05:00
Anders Kaseorg	6b9e57fb78	Fix clippy::sort-unstable (pedantic) (#861 )	2022-11-21 15:59:41 -05:00
Anders Kaseorg	cb119401a7	Fix clippy::inefficient-to-string (pedantic) (#860 )	2022-11-21 15:59:35 -05:00
Charlie Marsh	0b9188011b	Bump version to 0.0.133	2022-11-21 13:39:37 -05:00
Anders Kaseorg	b657d912d9	Propagate errors from glob::Pattern::new (#858 )	2022-11-21 13:39:19 -05:00
Charlie Marsh	1559671093	Target isort code in README.md	2022-11-21 13:38:01 -05:00
Charlie Marsh	70a53bf12b	Add unit tests for complexity check (#859 )	2022-11-21 13:31:17 -05:00
Charlie Marsh	cd1e07f37c	Avoid incrementing McCabe complexity for class methods (#857 )	2022-11-21 13:30:36 -05:00
Charlie Marsh	7bd6db62d9	Sort relative imports by parent level descending (#856 )	2022-11-21 13:30:24 -05:00
Charlie Marsh	f8b49f308d	Upgrade RustPython (#855 )	2022-11-21 13:20:03 -05:00
Charlie Marsh	b1f9c7b6bd	Update default complexity in README.md	2022-11-21 13:19:55 -05:00
Keming	0867d2ded9	Make it visible under light theme (#854 )	2022-11-21 10:18:21 -05:00
messense	3f597a3b30	Upgrade maturin to 0.14 (#846 )	2022-11-21 10:00:14 -05:00
Charlie Marsh	6733aad216	Avoid attempting to fix PEP 604 violations with deferred annotations (#845 )	2022-11-20 21:41:54 -05:00
Harutaka Kawamura	89980ad651	Implement autofix for B013 (#824 )	2022-11-20 18:49:07 -05:00
Charlie Marsh	38f896502a	Bump version to 0.0.132	2022-11-20 18:10:13 -05:00
Jonathan Plasse	7cab541343	Add convert exit() to sys.exit() rule (#816 )	2022-11-20 18:09:40 -05:00
Charlie Marsh	1a3d2ead41	Support PEP 562 (#841 )	2022-11-20 17:55:57 -05:00
Jonathan Plasse	f96c64b40d	Fix N804 class method with positional only args (#836 )	2022-11-20 15:48:09 -05:00
Charlie Marsh	0791869451	Add RUF to list of fixable defaults (#838 )	2022-11-20 15:40:14 -05:00
Charlie Marsh	965918744b	Replace FNV with rustc-hash (#837 )	2022-11-20 15:38:31 -05:00
Charlie Marsh	6b4aedb366	Bump version to 0.0.131	2022-11-20 13:40:58 -05:00
Charlie Marsh	8123e3e94e	Remove extraneous Python file	2022-11-20 13:39:55 -05:00
Charlie Marsh	9f9a545c51	Improve cache performance by removing `cacache` dependency (#833 )	2022-11-20 13:36:33 -05:00
Charlie Marsh	5bf8219db3	Make main.rs robust to cache initialization failures (#831 )	2022-11-20 11:05:17 -05:00
Charlie Marsh	529513bf02	Add CACHEDIR.TAG to .ruff_cache (#830 )	2022-11-20 10:53:31 -05:00
Charlie Marsh	124782771f	Bump version to 0.0.130	2022-11-20 10:37:19 -05:00
Charlie Marsh	98cab5cdba	Add class names to NamedTuple and TypedDict rules (#829 )	2022-11-20 10:29:47 -05:00
Martin Lehoux	40f38c94a5	Implement U014: Convert NamedTuple function to class (#819 )	2022-11-20 10:26:15 -05:00
Harutaka Kawamura	7839204bf7	Implement autofix for B010 (#823 )	2022-11-20 10:14:29 -05:00
Jonathan Plasse	e63ea704f0	Adjust U011 start location (#828 )	2022-11-20 10:13:29 -05:00
Charlie Marsh	4be09b45ea	Bump version to 0.0.129	2022-11-19 19:52:40 -05:00
Harutaka Kawamura	13e8ed0a0a	Implement autofix for E731 (#814 )	2022-11-19 19:51:41 -05:00
Anders Kaseorg	4161d4ae32	Exempt parameters with immutable annotations from B006 (#821 )	2022-11-19 19:46:08 -05:00
Charlie Marsh	99f7854d8c	Mark nonlocal variables as used in parent scopes (#822 )	2022-11-19 19:21:02 -05:00
Harutaka Kawamura	a580d1a858	Adjust `UnusedNOQA` start location (#817 )	2022-11-19 09:30:02 -05:00
Martin Lehoux	86806a9e39	U013: Also convert typing.TypedDict (#810 )	2022-11-19 09:29:05 -05:00
Charlie Marsh	89afc9db74	Bump version to 0.0.128	2022-11-18 18:50:03 -05:00
Charlie Marsh	0f34cdb7a3	Enable customization of autofixable error codes (#811 )	2022-11-18 18:49:13 -05:00
Charlie Marsh	437b6f23b9	Remove warn_on checks (#812 )	2022-11-18 18:48:24 -05:00
Charlie Marsh	0fe2b15676	Change NotInTest to NotIsTest	2022-11-18 18:23:40 -05:00
Harutaka Kawamura	e81efa5a3d	Implement a `--show-source` setting (#698 )	2022-11-18 14:02:29 -05:00
Charlie Marsh	49559da54e	Bump version to 0.0.127	2022-11-18 13:31:22 -05:00
Jonathan Plasse	b74fd1fe13	Change error code of flake8-blind-except (#808 )	2022-11-18 13:30:36 -05:00
Charlie Marsh	9c4d24a452	Add flake8-boolean-trap to README	2022-11-18 12:36:13 -05:00
pwoolvett	7a4449eacb	Add flake8-boolean-trap (#790 )	2022-11-18 12:30:07 -05:00
Charlie Marsh	ee31fa6109	Reduce newlines in code gen (#807 )	2022-11-18 12:27:56 -05:00
Harutaka Kawamura	6ffe767252	Implement autofix for E713 and E714 (#804 )	2022-11-18 12:16:11 -05:00
Jonathan Plasse	2f894e3951	Add flake8-blind-except (#805 )	2022-11-18 12:15:10 -05:00
Charlie Marsh	589d923c99	Misc. follow-ups to #716 (#806 )	2022-11-18 12:14:41 -05:00
Martin Lehoux	c5722d8a4d	Implement U013: Unnecessary TypedDict syntactic form (#716 )	2022-11-18 12:10:47 -05:00
Jonathan Plasse	c2d6307e9b	Add missing plugins in some sections of README.md (#802 )	2022-11-18 09:28:33 -05:00
Edgar R. M	f44fada446	Implement C901 (mccabe) (#765 )	2022-11-17 17:40:50 -05:00
Charlie Marsh	6a6f4651aa	Bump version to 0.0.126	2022-11-17 17:19:19 -05:00
Charlie Marsh	66ae4db6cd	Ignore globals when checking local variable names (#800 )	2022-11-17 17:19:01 -05:00
Charlie Marsh	801c76037f	Except BaseException from N818 checks (#798 )	2022-11-17 15:04:42 -05:00
Charlie Marsh	ab825eb28d	Fix D202 to remove line after docstring (#797 )	2022-11-17 15:01:58 -05:00
Charlie Marsh	826ef7da67	Trigger N818 when parent ends in Error or Exception (#796 )	2022-11-17 14:51:40 -05:00
Charlie Marsh	72f5393d3a	Add flake8-tidy-imports to cache key	2022-11-17 14:46:45 -05:00
Charlie Marsh	6602f7f489	Trim dedented sections for arg detection (#793 )	2022-11-17 12:55:55 -05:00
Charlie Marsh	aafddae644	Bump version to 0.0.125	2022-11-17 12:07:05 -05:00
Charlie Marsh	749df87de0	Tweak presentation of `null-ls` and `efm` docs (#791 )	2022-11-17 12:04:11 -05:00
Eddie Bergman	d67db33f22	docs(integrations): neovim `null-ls` integration (#782 )	2022-11-17 11:55:08 -05:00
Charlie Marsh	f0a54716e5	Implement flake8-tidy-imports (#789 )	2022-11-17 11:44:06 -05:00
Harutaka Kawamura	c59e1ff0b5	Implement auto-fix for E711 and E712 (#784 )	2022-11-17 11:43:44 -05:00
Jonathan Plasse	ecf858cf16	Add the tools identifier in the TOC (#779 )	2022-11-17 11:34:32 -05:00
Jonathan Plasse	8063aee006	Remove unnecessary abspath rule (U002) (#781 )	2022-11-17 11:29:42 -05:00
Anders Kaseorg	f1fee5d240	Propagate exit code through Python __main__ wrapper (#776 )	2022-11-16 16:16:58 -05:00
Anders Kaseorg	d3155560df	Fix find_and_parse_pyproject_toml test for #772 (#774 )	2022-11-16 13:47:25 -05:00
Charlie Marsh	90bfc4ec4d	Bump version to 0.0.124	2022-11-16 12:25:24 -05:00
Charlie Marsh	b04a6a3f7c	Support arbitrary expression paths for class and static decorators (#772 )	2022-11-16 12:24:46 -05:00
Charlie Marsh	8ec14e7ee2	Bump version to 0.0.123	2022-11-16 12:06:01 -05:00
Charlie Marsh	17c5cd7c42	Fix off-by-one in noqa map detection (#771 ) Fix off-by-one in noqa	2022-11-16 12:00:10 -05:00
Charlie Marsh	7d8360a1de	Change all &Option<> to Option<&> (#768 )	2022-11-16 09:40:01 -05:00
Harutaka Kawamura	910ee523dd	Fix E731 (#766 )	2022-11-16 09:17:14 -05:00
Charlie Marsh	72e35a535e	Run cargo fmt	2022-11-16 09:15:22 -05:00
Charlie Marsh	b4e1563517	Avoid allocations for binding values (#764 )	2022-11-16 08:55:35 -05:00
Charlie Marsh	5717cc97d7	Add references to Flake8 licenses	2022-11-15 23:07:41 -05:00
Charlie Marsh	2c89a19f76	Bump Ruff version to 0.0.122	2022-11-15 22:03:46 -05:00
Charlie Marsh	82fea36bb3	Preserve comments when sorting imports (#749 )	2022-11-15 22:02:52 -05:00
Charlie Marsh	63d63e8c12	Increase retry counts in GitHub Actions workflows (#763 )	2022-11-15 17:21:16 -05:00
Charlie Marsh	9d136de55a	Bump version to 0.0.121	2022-11-15 16:18:39 -05:00
Harutaka Kawamura	1821c07367	Implement B020 (#753 )	2022-11-15 16:17:03 -05:00
Charlie Marsh	1fe90ef7f4	Only notify once for each app update (#762 )	2022-11-15 16:14:10 -05:00
Charlie Marsh	b5cb9485f6	Move updater to its own module	2022-11-15 15:51:24 -05:00
Charlie Marsh	4d798512b1	Only print version checks on tty (#761 )	2022-11-15 15:36:06 -05:00
Charlie Marsh	5f9815b103	Disable auto-updates in JSON mode (#760 )	2022-11-15 15:29:10 -05:00
Charlie Marsh	0d3fac1bf9	Add --line-length command line argument (#759 )	2022-11-15 12:23:38 -05:00
Charlie Marsh	ff0e5f5cb4	Preserve scopes when checking deferred strings (#758 )	2022-11-15 12:19:22 -05:00
Charlie Marsh	374d57d822	Limit PEP 604 checks to Python 3.10+ (#757 )	2022-11-15 11:52:12 -05:00
Edgar R. M	85b2a9920f	docs: Add `flake8-bandit` to ToC (#750 )	2022-11-15 00:11:39 -05:00
Charlie Marsh	3c22913470	Bump version to 0.0.120	2022-11-14 22:53:36 -05:00
Charlie Marsh	ea03a59b72	De-alias Literal checks (#748 )	2022-11-14 22:53:23 -05:00
Charlie Marsh	058a5276b0	Bump version to 0.0.119	2022-11-14 21:45:41 -05:00
Charlie Marsh	62d4096be3	Move bindings to FNV map (#747 )	2022-11-14 21:42:57 -05:00
Charlie Marsh	8961da7b89	Add support for import alias tracking (#746 )	2022-11-14 21:29:30 -05:00
Brett Cannon	58bcffbe2d	Add isort to the README's ToC (#745 )	2022-11-14 18:51:39 -05:00
Charlie Marsh	f67727b13c	Improve performance of import matching code (#744 )	2022-11-14 17:14:22 -05:00
Charlie Marsh	fea029ae35	Bump version to 0.0.118	2022-11-14 13:21:27 -05:00
Harutaka Kawamura	3e3c3c7421	Ignore namedtuple assignment in N806, N815, and N816 (#735 )	2022-11-14 13:21:04 -05:00
Harutaka Kawamura	9047bf680d	Implement B024 and B027 (#738 )	2022-11-14 13:12:23 -05:00
Charlie Marsh	d170388b7b	Allow second line as 'first line' for punctuation (#741 )	2022-11-14 13:07:27 -05:00
Charlie Marsh	502d3316f9	Add flake8-bugbear settings to hash (#739 )	2022-11-14 12:29:47 -05:00
Harutaka Kawamura	a8159f9893	Implement B022 (#734 )	2022-11-14 09:24:05 -05:00
Charlie Marsh	71f727c380	Use FNV hasher in more places (#732 )	2022-11-13 23:44:16 -05:00
Charlie Marsh	ce3c45a361	Make `combine-as-imports` the default import sorting behavior (#731 )	2022-11-13 23:07:13 -05:00
Charlie Marsh	29ae6c159d	Add FastAPI to README (#730 )	2022-11-13 22:27:35 -05:00
Charlie Marsh	1ae07b4c70	Allow explicit re-export of straight imports (#729 )	2022-11-13 22:26:48 -05:00
Charlie Marsh	08ca8788a7	Bump version to 0.0.117	2022-11-13 16:10:29 -05:00
Charlie Marsh	8a97a76038	Make # noqa detection case-insensitive (#728 )	2022-11-13 16:09:44 -05:00
Brett Cannon	d2d84cf5bf	Fix Markdown in README (#727 )	2022-11-13 15:19:25 -05:00
Anders Kaseorg	450970e0e6	Restore clippy on all crates in the workspace (#725 )	2022-11-13 15:18:57 -05:00
Charlie Marsh	34ecc69914	Don't mark re-exported symbols as unused (#724 )	2022-11-13 14:31:43 -05:00
Charlie Marsh	a310aed128	Bump version to 0.0.116	2022-11-13 13:46:05 -05:00
Harutaka Kawamura	43cc8bc84e	Lint test code (#721 )	2022-11-13 11:55:57 -05:00
Harutaka Kawamura	84bf36194b	Implement B012 (#718 )	2022-11-13 11:55:33 -05:00
Harutaka Kawamura	e4d168bb4f	Implement B021 (#719 )	2022-11-13 11:40:24 -05:00
Charlie Marsh	439642addf	Regenerate README	2022-11-13 10:55:14 -05:00
Charlie Marsh	f5b1f957e3	Improve some import tracking code (#715 )	2022-11-13 00:10:13 -05:00
Charlie Marsh	8f99705795	Make some error messages more grammatically consistent	2022-11-12 16:57:23 -05:00
Charlie Marsh	9ec7e6bcd6	Add function name to B008 message	2022-11-12 16:53:13 -05:00