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

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Merged
JelleZijlstra 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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Revert unnecessary changes to tests
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@AlexWaygood
AlexWaygood committed Jun 2, 2023
commit db51c8d6a5f72011cdc286932fcd8d1f97371387
4 changes: 2 additions & 2 deletions Lib/test/test_typing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3515,8 +3515,8 @@ def meth(self):
self.assertTrue(P._is_protocol)
self.assertTrue(PR._is_protocol)
self.assertTrue(PG._is_protocol)
self.assertFalse(getattr(P, "_is_runtime_protocol", False))
self.assertTrue(getattr(PR, "_is_runtime_protocol", False))
self.assertFalse(P._is_runtime_protocol)
self.assertTrue(PR._is_runtime_protocol)
self.assertTrue(PG[int]._is_protocol)
self.assertEqual(typing._get_protocol_attrs(P), {'meth'})
self.assertEqual(typing._get_protocol_attrs(PR), {'x'})
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