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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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Merged
merged 1 commit into from
Apr 30, 2024
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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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4 changes: 2 additions & 2 deletions Lib/typing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -404,7 +404,7 @@ def inner(*args, **kwds):
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.

For use of globalns and localns see the docstring for get_type_hints().
Expand Down Expand Up @@ -913,7 +913,7 @@ def __init__(self, arg, is_argument=True, module=None, *, is_class=False):
self.__forward_is_class__ = is_class
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:
return self
if not self.__forward_evaluated__ or localns is not globalns:
Expand Down