weakref: use positional-only args (#7653)

Co-authored-by: hauntsaninja <>

Author: hauntsaninja

stdlib/_weakref.pyi

@@ -28,10 +28,10 @@ class ReferenceType(Generic[_T]):
 ref = ReferenceType
 
 def getweakrefcount(__object: Any) -> int: ...
-def getweakrefs(object: Any) -> list[Any]: ...
-@overload
-def proxy(object: _C, callback: Callable[[_C], Any] | None = ...) -> CallableProxyType[_C]: ...
+def getweakrefs(__object: Any) -> list[Any]: ...
 
 # Return CallableProxyType if object is callable, ProxyType otherwise
 @overload
-def proxy(object: _T, callback: Callable[[_T], Any] | None = ...) -> Any: ...
+def proxy(__object: _C, __callback: Callable[[_C], Any] | None = ...) -> CallableProxyType[_C]: ...
+@overload
+def proxy(__object: _T, __callback: Callable[[_T], Any] | None = ...) -> Any: ...