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gh-105237: Allow calling issubclass(X, typing.Protocol) again #105239

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Merged
merged 6 commits into from
Jun 5, 2023
Merged

gh-105237: Allow calling issubclass(X, typing.Protocol) again #105239

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a6b11b0
Allow calling `issubclass(X, Protocol)`
AlexWaygood Jun 2, 2023
36b2ac9
Add back some implementation details so we don't unnecessarily break …
AlexWaygood Jun 2, 2023
db51c8d
Revert unnecessary changes to tests
AlexWaygood Jun 2, 2023
776bf2b
Fix longstanding bug and add many tests
AlexWaygood Jun 2, 2023
ffb7f1c
Small micro-optimisation
AlexWaygood Jun 2, 2023
b85a320
Cleaner solution
AlexWaygood Jun 2, 2023
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Add back some implementation details so we don't unnecessarily break … 
…people
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@AlexWaygood
AlexWaygood committed Jun 2, 2023
commit 36b2ac937effd3c5c7b531754908e66c0d9226a4
2 changes: 2 additions & 0 deletions 2 Lib/typing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1862,6 +1862,8 @@ def meth(self) -> T:
...
"""
__slots__ = ()
_is_protocol = False
_is_runtime_protocol = False

def __init_subclass__(cls, *args, **kwargs):
super().__init_subclass__(*args, **kwargs)
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