fix collections.abc.Callable and typing.Callable

Author: KotlinIsland

stdlib/_collections_abc.pyi

@@ -8,7 +8,6 @@ from typing import (  # noqa: Y022,Y038,UP035,Y057
     AsyncIterator as AsyncIterator,
     Awaitable as Awaitable,
     ByteString as ByteString,
-    Callable as Callable,
     ClassVar,
     Collection as Collection,
     Container as Container,
@@ -32,7 +31,7 @@ from typing import (  # noqa: Y022,Y038,UP035,Y057
     TypeVar,
     ValuesView as ValuesView,
     final,
-    runtime_checkable,
+    runtime_checkable, ParamSpec,
 )
 
 __all__ = [
@@ -65,9 +64,18 @@ __all__ = [
 if sys.version_info >= (3, 12):
     __all__ += ["Buffer"]
 
+_T_co = TypeVar("_T_co", covariant=True)
 _KT_co = TypeVar("_KT_co", covariant=True)  # Key type covariant containers.
 _VT_co = TypeVar("_VT_co", covariant=True)  # Value type covariant containers.
 
+_P = ParamSpec("_P")
+
+
+class Callable(Protocol[_P, _T_co]):
+    @abstractmethod
+    def __call__(self, *args: _P.args, **kwargs: _P.kwargs) -> _T_co: ...
+
+
 @final
 class dict_keys(KeysView[_KT_co], Generic[_KT_co, _VT_co]):  # undocumented
     def __eq__(self, value: object, /) -> bool: ...

stdlib/typing.pyi

@@ -237,7 +237,7 @@ class _SpecialForm(_Final):
 
 Union: _SpecialForm
 Protocol: _SpecialForm
-Callable: _SpecialForm
+Callable = _Alias()
 Type: _SpecialForm
 NoReturn: _SpecialForm
 ClassVar: _SpecialForm