Include typing prefix for __qualname__ attr

Author: uriyyo

Lib/test/test_typing.py

@@ -4543,7 +4543,7 @@ def test_special_attrs(self):
 
         for cls in cls_to_check:
             self.assertEqual(cls.__name__, cls._name)
-            self.assertEqual(cls.__qualname__, cls._name)
+            self.assertEqual(cls.__qualname__, f'typing.{cls._name}')
             self.assertEqual(cls.__module__, 'typing')
 
 class AllTests(BaseTestCase):

Lib/typing.py

@@ -935,8 +935,10 @@ def __mro_entries__(self, bases):
         return tuple(res)
 
     def __getattr__(self, attr):
-        if attr in {'__name__', '__qualname__'}:
+        if attr == '__name__':
             return self._name
+        if attr == '__qualname__':
+            return f'typing.{self._name}'
 
         # We are careful for copy and pickle.
         # Also for simplicity we just don't relay all dunder names