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bpo-44524: Add missed __name__ and __qualname__ to typing module objects (#27237)
Co-authored-by: Ken Jin <28750310+Fidget-Spinner@users.noreply.github.com>
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@ -4498,6 +4498,67 @@ def test_no_isinstance(self):
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issubclass(int, TypeGuard)
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class SpecialAttrsTests(BaseTestCase):
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def test_special_attrs(self):
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cls_to_check = (
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# ABC classes
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typing.AbstractSet,
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typing.AsyncContextManager,
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typing.AsyncGenerator,
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typing.AsyncIterable,
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typing.AsyncIterator,
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typing.Awaitable,
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typing.ByteString,
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typing.Callable,
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typing.ChainMap,
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typing.Collection,
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typing.Container,
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typing.ContextManager,
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typing.Coroutine,
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typing.Counter,
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typing.DefaultDict,
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typing.Deque,
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typing.Dict,
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typing.FrozenSet,
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typing.Generator,
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typing.Hashable,
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typing.ItemsView,
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typing.Iterable,
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typing.Iterator,
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typing.KeysView,
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typing.List,
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typing.Mapping,
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typing.MappingView,
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typing.MutableMapping,
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typing.MutableSequence,
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typing.MutableSet,
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typing.OrderedDict,
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typing.Reversible,
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typing.Sequence,
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typing.Set,
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typing.Sized,
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typing.Tuple,
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typing.Type,
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typing.ValuesView,
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# Special Forms
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typing.Any,
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typing.NoReturn,
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typing.ClassVar,
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typing.Final,
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typing.Union,
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typing.Optional,
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typing.Literal,
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typing.TypeAlias,
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typing.Concatenate,
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typing.TypeGuard,
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)
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for cls in cls_to_check:
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with self.subTest(cls=cls):
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self.assertEqual(cls.__name__, cls._name)
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self.assertEqual(cls.__qualname__, cls._name)
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self.assertEqual(cls.__module__, 'typing')
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class AllTests(BaseTestCase):
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"""Tests for __all__."""
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@ -358,6 +358,12 @@ def __init__(self, getitem):
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self._name = getitem.__name__
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self.__doc__ = getitem.__doc__
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def __getattr__(self, item):
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if item in {'__name__', '__qualname__'}:
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return self._name
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raise AttributeError(item)
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def __mro_entries__(self, bases):
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raise TypeError(f"Cannot subclass {self!r}")
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@ -935,6 +941,9 @@ def __mro_entries__(self, bases):
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return tuple(res)
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def __getattr__(self, attr):
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if attr in {'__name__', '__qualname__'}:
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return self._name
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# We are careful for copy and pickle.
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# Also for simplicity we just don't relay all dunder names
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if '__origin__' in self.__dict__ and not _is_dunder(attr):
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@ -0,0 +1,2 @@
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Add missing ``__name__`` and ``__qualname__`` attributes to ``typing`` module
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classes. Patch provided by Yurii Karabas.
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