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gh-133701: Fix incorrect __annotations__ on TypedDict defined under PEP 563 (#133772)

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Jelle Zijlstra 2025-05-14 06:24:33 -07:00 • committed by GitHub
parent 5d118d0a92
commit 9836503b48
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4 changed files with 41 additions and 4 deletions
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8
Lib/typing.py
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@ -3048,14 +3048,16 @@ class _TypedDictMeta(type):
else:
generic_base = ()
ns_annotations = ns.pop('__annotations__', None)
tp_dict = type.__new__(_TypedDictMeta, name, (*generic_base, dict), ns)
if not hasattr(tp_dict, '__orig_bases__'):
tp_dict.__orig_bases__ = bases
if "__annotations__" in ns:
if ns_annotations is not None:
own_annotate = None
own_annotations = ns["__annotations__"]
own_annotations = ns_annotations
elif (own_annotate := _lazy_annotationlib.get_annotate_from_class_namespace(ns)) is not None:
own_annotations = _lazy_annotationlib.call_annotate_function(
own_annotate, _lazy_annotationlib.Format.FORWARDREF, owner=tp_dict
@ -3126,7 +3128,7 @@ class _TypedDictMeta(type):
if base_annotate is None:
continue
base_annos = _lazy_annotationlib.call_annotate_function(
base.__annotate__, format, owner=base)
base_annotate, format, owner=base)
annos.update(base_annos)
if own_annotate is not None:
own = _lazy_annotationlib.call_annotate_function(