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"""
'collections.abc.Callable' is broken inside Optional and Union types for Python 3.9.0
https://bugs.python.org/issue42965
Use 'typing.Callable' instead.
"""
# pylint: disable=missing-docstring,unsubscriptable-object,invalid-name
import collections.abc
from collections.abc import Callable
from typing import TYPE_CHECKING, Optional, Union
Alias1 = Optional[Callable[[int], None]] # [broken-collections-callable]
Alias2 = Union[Callable[[int], None], None] # [broken-collections-callable]
Alias3 = Optional[Callable[..., None]]
Alias4 = Union[Callable[..., None], None]
Alias5 = list[Callable[..., None]]
Alias6 = Callable[[int], None]
if TYPE_CHECKING:
# ok inside TYPE_CHECKING block
Alias7 = Optional[Callable[[int], None]]
def func1() -> Optional[Callable[[int], None]]: # [broken-collections-callable]
...
def func2() -> Optional["Callable[[int], None]"]:
...
def func3() -> Union[collections.abc.Callable[[int], None], None]: # [broken-collections-callable]
...
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