From 9963aa7b941a458d1eef0629ac018f8070eb01be Mon Sep 17 00:00:00 2001 From: Dong-hee Na Date: Fri, 24 Mar 2023 05:30:18 +0900 Subject: [PATCH] gh-102558: [Enum] fix AttributeError during member repr() (GH-102601) (cherry picked from commit bd063756b34003c1bc7cacf5b1bd90a409180fb6) Co-authored-by: Dong-hee Na --- Lib/enum.py | 2 ++ Lib/test/test_enum.py | 9 ++++++++- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/Lib/enum.py b/Lib/enum.py index 5cff41713ae506..ea55f7bbef8637 100644 --- a/Lib/enum.py +++ b/Lib/enum.py @@ -1187,6 +1187,8 @@ def _missing_(cls, value): return None def __repr__(self): + if not isinstance(self, Enum): + return repr(self) v_repr = self.__class__._value_repr_ or repr return "<%s.%s: %s>" % (self.__class__.__name__, self._name_, v_repr(self._value_)) diff --git a/Lib/test/test_enum.py b/Lib/test/test_enum.py index 72dfb988177979..2a305e415cd9e2 100644 --- a/Lib/test/test_enum.py +++ b/Lib/test/test_enum.py @@ -11,7 +11,7 @@ import builtins as bltns from collections import OrderedDict from datetime import date -from enum import Enum, IntEnum, StrEnum, EnumType, Flag, IntFlag, unique, auto +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 from enum import member, nonmember, _iter_bits_lsb @@ -632,6 +632,13 @@ class MySubEnum(MyEnum): theother = auto() self.assertEqual(repr(MySubEnum.that), "My name is that.") + def test_multiple_superclasses_repr(self): + class _EnumSuperClass(metaclass=EnumMeta): + pass + class E(_EnumSuperClass, Enum): + A = 1 + self.assertEqual(repr(E.A), "") + def test_reversed_iteration_order(self): self.assertEqual( list(reversed(self.MainEnum)),