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[3.12] gh-118418: Use a default value for type_params in typing._eval_type (GH-118431) (#118436)

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Co-authored-by: Nikita Sobolev <mail@sobolevn.me>
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Miss Islington (bot) 2024-04-30 18:26:38 +02:00 • committed by GitHub
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1 changed files with 2 additions and 2 deletions
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Lib/typing.py
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@ -404,7 +404,7 @@ def _tp_cache(func=None, /, *, typed=False):
return decorator return decorator
def _eval_type(t, globalns, localns, type_params, *, recursive_guard=frozenset()): def _eval_type(t, globalns, localns, type_params=None, *, recursive_guard=frozenset()):
"""Evaluate all forward references in the given type t. """Evaluate all forward references in the given type t.
For use of globalns and localns see the docstring for get_type_hints(). For use of globalns and localns see the docstring for get_type_hints().
@ -913,7 +913,7 @@ class ForwardRef(_Final, _root=True):
self.__forward_is_class__ = is_class self.__forward_is_class__ = is_class
self.__forward_module__ = module self.__forward_module__ = module
def _evaluate(self, globalns, localns, type_params, *, recursive_guard): def _evaluate(self, globalns, localns, type_params=None, *, recursive_guard):
if self.__forward_arg__ in recursive_guard: if self.__forward_arg__ in recursive_guard:
return self return self
if not self.__forward_evaluated__ or localns is not globalns: if not self.__forward_evaluated__ or localns is not globalns: