[3.13] gh-125316: Fix using partial() as Enum member by serhiy-storchaka · Pull Request #125361 · python/cpython · GitHub
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[3.13] gh-125316: Fix using partial() as Enum member #125361

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Merged
serhiy-storchaka merged 2 commits into from
Oct 21, 2024
+25 −1
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[3.13] gh-125316: Fix using partial() as Enum member #125361

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gh-125316: Fix using partial() as Enum member
serhiy-storchaka Oct 12, 2024
136f7f2
Update 2024-10-12-15-49-17.gh-issue-125316.t15RnJ.rst
serhiy-storchaka Oct 12, 2024
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9 changes: 8 additions & 1 deletion Lib/enum.py
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14 changes: 14 additions & 0 deletions Lib/test/test_enum.py
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@
import builtins as bltns
from collections import OrderedDict
from datetime import date
from functools import partial
from enum import Enum, EnumMeta, IntEnum, StrEnum, EnumType, Flag, IntFlag, unique, auto
from enum import STRICT, CONFORM, EJECT, KEEP, _simple_enum, _test_simple_enum
from enum import verify, UNIQUE, CONTINUOUS, NAMED_FLAGS, ReprEnum
Expand Down Expand Up @@ -1537,6 +1538,19 @@ class Inner(Enum):
[Outer.a, Outer.b, Outer.Inner],
)

def test_partial(self):
def func(a, b=5):
return a, b
with self.assertWarnsRegex(FutureWarning, r'partial.*enum\.member') as cm:
class E(Enum):
a = 1
b = partial(func)
self.assertEqual(cm.filename, __file__)
self.assertIsInstance(E.b, partial)
self.assertEqual(E.b(2), (2, 5))
with self.assertWarnsRegex(FutureWarning, 'partial'):
self.assertEqual(E.a.b(2), (2, 5))

def test_enum_with_value_name(self):
class Huh(Enum):
name = 1
Expand Down
3 changes: 3 additions & 0 deletions Misc/NEWS.d/next/Library/2024-10-12-15-49-17.gh-issue-125316.t15RnJ.rst
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