pythonGH-103629: Prettify Unpack's repr

Author: franekmagiera

Lib/test/test_typing.py

@@ -884,7 +884,7 @@ def test_usage_with_kwargs(self):
         Movie = TypedDict('Movie', {'name': str, 'year': int})
         def foo(**kwargs: Unpack[Movie]): ...
         self.assertEqual(repr(foo.__annotations__['kwargs']),
-                         f"typing.Unpack[<class '{__name__}.Movie'>]")
+                         f"typing.Unpack[{__name__}.Movie]")
 
 class TypeVarTupleTests(BaseTestCase):
 

Lib/typing.py

@@ -1778,7 +1778,7 @@ class _UnpackGenericAlias(_GenericAlias, _root=True):
     def __repr__(self):
         # `Unpack` only takes one argument, so __args__ should contain only
         # a single item.
-        return f'typing.Unpack[{repr(self.__args__[0])}]'
+        return f'typing.Unpack[{_type_repr(self.__args__[0])}]'
 
     def __getitem__(self, args):
         if self.__typing_is_unpacked_typevartuple__: