Extend false-positive list for flake8-boolean-trap (#1338)

resources/test/fixtures/flake8_boolean_trap/FBT.py

@@ -55,3 +55,5 @@ a.get("hello", False)
 {}.pop(True, False)
 dict.fromkeys(("world",), True)
 {}.deploy(True, False)
+getattr(someobj, attrname, False)
+mylist.index(True)

src/flake8_boolean_trap/plugins.rs

@@ -14,7 +14,10 @@ const FUNC_NAME_ALLOWLIST: &[&str] = &[
     "failUnlessEqual",
     "fromkeys",
     "get",
+    "getattr",
+    "index",
     "pop",
+    "setattr",
     "setdefault",
 ];
 
@@ -22,10 +25,15 @@ const FUNC_NAME_ALLOWLIST: &[&str] = &[
 /// `true`, the function name must be explicitly allowed, and the argument must
 /// be either the first or second argument in the call.
 fn allow_boolean_trap(func: &Expr) -> bool {
-    let ExprKind::Attribute { attr, .. } = &func.node else {
-        return false;
-    };
-    FUNC_NAME_ALLOWLIST.contains(&attr.as_ref())
+    if let ExprKind::Attribute { attr, .. } = &func.node {
+        return FUNC_NAME_ALLOWLIST.contains(&attr.as_ref());
+    }
+
+    if let ExprKind::Name { id, .. } = &func.node {
+        return FUNC_NAME_ALLOWLIST.contains(&id.as_ref());
+    }
+
+    false
 }
 
 fn is_boolean_arg(arg: &Expr) -> bool {
@@ -90,8 +98,8 @@ pub fn check_boolean_positional_value_in_function_call(
     args: &[Expr],
     func: &Expr,
 ) {
-    for (index, arg) in args.iter().enumerate() {
-        if index < 2 && allow_boolean_trap(func) {
+    for arg in args {
+        if allow_boolean_trap(func) {
             continue;
         }
         add_if_boolean(