Add comments for typing.

Author: junkmd

Lib/test/test_ctypes/test_win32_com_foreign_func.py

@@ -42,12 +42,12 @@ def __set_name__(self, owner, name):
     # NOTE: To aid understanding, adding type annotations with `typing`
     # would look like this.
     #
-    # _ParamFlags = None | tuple[tuple[int, str] | tuple[int, str, Any], ...]
+    # _ParamFlags = tuple[tuple[int] | tuple[int, str] | tuple[int, str, Any], ...]
     #
     # @overload
-    # def __call__(self, paramflags: _ParamFlags, iid: GUID, /) -> Self: ...
+    # def __call__(self, paramflags: None | _ParamFlags, iid: GUID, /) -> Self: ...
     # @overload
-    # def __call__(self, paramflags: _ParamFlags, /) -> Self: ...
+    # def __call__(self, paramflags: None | _ParamFlags, /) -> Self: ...
     # @overload
     # def __call__(self) -> Self: ...
     def __call__(self, *args):