mirrors/ruff
1
0
Fork 0
mirror of https://github.com/astral-sh/ruff.git synced 2025-07-07 21:25:08 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 3

[pycodestyle] Exempt sys.path += ... calls (E402) (#15980)

Browse source 
## Summary

The PR addresses issue #15886 .
This commit is contained in:
Vasco Schiavo 2025-02-06 08:51:51 +01:00 • committed by GitHub
parent d0555f7b5c
commit 24bab7e82e
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
4 changed files with 40 additions and 25 deletions
Download patch file Download diff file Expand all files Collapse all files

54
crates/ruff_python_semantic/src/analyze/imports.rs
View file

@ -8,33 +8,37 @@ use crate::SemanticModel;
/// import sys
///
/// sys.path.append("../")
/// sys.path += ["../"]
/// ```
pub fn is_sys_path_modification(stmt: &Stmt, semantic: &SemanticModel) -> bool {
let Stmt::Expr(ast::StmtExpr { value, range: _ }) = stmt else {
return false;
};
let Expr::Call(ast::ExprCall { func, .. }) = value.as_ref() else {
return false;
};
semantic
.resolve_qualified_name(func.as_ref())
.is_some_and(|qualified_name| {
matches!(
qualified_name.segments(),
[
"sys",
"path",
"append"
| "insert"
| "extend"
| "remove"
| "pop"
| "clear"
| "reverse"
| "sort"
]
)
})
match stmt {
Stmt::Expr(ast::StmtExpr { value, range: _ }) => match value.as_ref() {
Expr::Call(ast::ExprCall { func, .. }) => semantic
.resolve_qualified_name(func.as_ref())
.is_some_and(|qualified_name| {
matches!(
qualified_name.segments(),
[
"sys",
"path",
"append"
| "insert"
| "extend"
| "remove"
| "pop"
| "clear"
| "reverse"
| "sort"
]
)
}),
_ => false,
},
Stmt::AugAssign(ast::StmtAugAssign { target, .. }) => semantic
.resolve_qualified_name(map_subscript(target))
.is_some_and(|qualified_name| matches!(qualified_name.segments(), ["sys", "path"])),
_ => false,
}
}
/// Returns `true` if a [`Stmt`] is an `os.environ` modification, as in: