Summary
from std import overload
@overload
def func(a: str, b: int) -> int: ...
@overload
def func(a: int, b: str) -> int: ...
def func(a: int | str, b: int | str) -> int:
return 0#6969
In version 0.12.5, F811 Redefinition still occurs, even though typing-modules have already been set up.
This error will appear after v0.3.0.
ruff --version
ruff 0.3.0 (b53118ed0 2024-02-29)
ruff check .\src\temp.py
src\temp.py:1:1: INP001 File `src\temp.py` is part of an implicit namespace package. Add an `__init__.py`.
src\temp.py:8:10: ARG001 Unused function argument: `a`
src\temp.py:8:24: ARG001 Unused function argument: `b`
Found 3 errors.
ruff --version
ruff 0.3.1 (b9264a5a1 2024-03-06)
ruff check .\src\temp.py
src\temp.py:1:1: INP001 File `src\temp.py` is part of an implicit namespace package. Add an `__init__.py`.
src\temp.py:5:10: ARG001 Unused function argument: `a`
src\temp.py:5:18: ARG001 Unused function argument: `b`
src\temp.py:7:5: F811 Redefinition of unused `func` from line 5
src\temp.py:7:10: ARG001 Unused function argument: `a`
src\temp.py:7:18: ARG001 Unused function argument: `b`
src\temp.py:8:5: F811 Redefinition of unused `func` from line 7
src\temp.py:8:10: ARG001 Unused function argument: `a`
src\temp.py:8:24: ARG001 Unused function argument: `b`
Found 9 errors.
ruff --version
ruff 0.12.5 (d13228ab8 2025-07-24)
ruff check .\src\temp.py
src\temp.py:7:5: F811 Redefinition of unused `func` from line 5
|
5 | def func(a: str, b: int) -> int: ...
6 | @overload
7 | def func(a: int, b: str) -> int: ...
| ^^^^ F811
8 | def func(a: int | str, b: int | str) -> int:
9 | return 0
|
= help: Remove definition: `func`
src\temp.py:8:5: F811 Redefinition of unused `func` from line 7
|
6 | @overload
7 | def func(a: int, b: str) -> int: ...
8 | def func(a: int | str, b: int | str) -> int:
| ^^^^ F811
9 | return 0
|
= help: Remove definition: `func`
src\temp.py:8:10: ARG001 Unused function argument: `a`
|
6 | @overload
7 | def func(a: int, b: str) -> int: ...
8 | def func(a: int | str, b: int | str) -> int:
| ^ ARG001
9 | return 0
|
src\temp.py:8:24: ARG001 Unused function argument: `b`
|
6 | @overload
7 | def func(a: int, b: str) -> int: ...
8 | def func(a: int | str, b: int | str) -> int:
| ^ ARG001
9 | return 0
|
Found 4 errors.
Version
ruff 0.12.5 (d13228a 2025-07-24)
Summary
#6969
In version 0.12.5,
F811 Redefinitionstill occurs, even thoughtyping-moduleshave already been set up.This error will appear after v0.3.0.
Version
ruff 0.12.5 (d13228a 2025-07-24)