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GH-96079 Fix missing field name for _AnnotatedAlias (#96080)

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Anh71me 2022-09-01 07:02:24 +08:00 • committed by GitHub
parent 615537e62f
commit 0cd33e11fe
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3 changed files with 6 additions and 1 deletions
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5
Lib/typing.py
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@ -2101,7 +2101,7 @@ class _AnnotatedAlias(_NotIterable, _GenericAlias, _root=True):
if isinstance(origin, _AnnotatedAlias):
metadata = origin.__metadata__ + metadata
origin = origin.__origin__
super().__init__(origin, origin)
super().__init__(origin, origin, name='Annotated')
self.__metadata__ = metadata
def copy_with(self, params):
@ -2134,6 +2134,9 @@ class _AnnotatedAlias(_NotIterable, _GenericAlias, _root=True):
return 'Annotated'
return super().__getattr__(attr)
def __mro_entries__(self, bases):
return (self.__origin__,)
class Annotated:
"""Add context specific metadata to a type.