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gh-132684: [Enum] only call _missing_ in __contains__ for Flags (GH-132790)

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Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
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Ethan Furman 2025-04-24 23:13:54 -07:00 • committed by GitHub
parent 63da5cc150
commit 22bc953aa9
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2 changed files with 21 additions and 8 deletions
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11
Lib/test/test_enum.py
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@ -1569,6 +1569,17 @@ class TestSpecial(unittest.TestCase):
self.assertIn(IntEnum1.X, IntFlag1)
self.assertIn(IntFlag1.X, IntEnum1)
def test_contains_does_not_call_missing(self):
class AnEnum(Enum):
UNKNOWN = None
LUCKY = 3
@classmethod
def _missing_(cls, *values):
return cls.UNKNOWN
self.assertTrue(None in AnEnum)
self.assertTrue(3 in AnEnum)
self.assertFalse(7 in AnEnum)
def test_inherited_data_type(self):
class HexInt(int):
__qualname__ = 'HexInt'