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bpo-44652: Preserve natural order of args in the union type. (GH-27185)

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Serhiy Storchaka 2021-07-16 16:11:30 +03:00 • committed by GitHub
parent 6aab5f9bf3
commit 0cd2d51aad
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3 changed files with 39 additions and 11 deletions
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8
Lib/typing.py
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@ -988,8 +988,8 @@ class _GenericAlias(_BaseGenericAlias, _root=True):
def __or__(self, right):
return Union[self, right]
def __ror__(self, right):
return Union[self, right]
def __ror__(self, left):
return Union[left, self]
@_tp_cache
def __getitem__(self, params):
@ -1099,8 +1099,8 @@ class _SpecialGenericAlias(_BaseGenericAlias, _root=True):
def __or__(self, right):
return Union[self, right]
def __ror__(self, right):
return Union[self, right]
def __ror__(self, left):
return Union[left, self]
class _CallableGenericAlias(_GenericAlias, _root=True):
def __repr__(self):