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gh-100458: Clarify Enum.__format__() change of mixed-in types in the whatsnew/3.11.rst #100387

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Merged
merged 7 commits into from
May 1, 2023
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gh-100458: Clarify Enum.__format__() change of mixed-in types in the whatsnew/3.11.rst #100387

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e51f55c
Clarify Enum.__format__() change of mixed-in types
anze3db Dec 21, 2022
4ccc0fe
Point users to StrEnum or IntEnum for old formatting behavior
anze3db Dec 27, 2022
3311e3d
Merge branch 'main' into main
anze3db Dec 27, 2022
0d265a0
Split into multiple ines
anze3db Dec 27, 2022
5f30054
Fix small typo
anze3db Dec 27, 2022
bee67ca
Address PR feedback
anze3db Mar 22, 2023
6aed4ca
update prose
ethanfurman Apr 18, 2023
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Address PR feedback
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@anze3db
anze3db committed Mar 22, 2023
commit bee67cab2483c1d528cec97e30cea41afaa64eb4
6 changes: 3 additions & 3 deletions Doc/whatsnew/3.11.rst
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Expand Up @@ -676,10 +676,10 @@ enum
* Changed :meth:`Enum.__format__() <enum.Enum.__format__>`
(the default for :func:`format`, :meth:`str.format` and :term:`f-string`\s)
of enums with mixed-in types (e.g. :class:`int`, :class:`str`)
to include the class name and member key in the output, not the member's value.
to show the class name and member name in the output, instead of the member's value.
This matches the existing behavior of :meth:`enum.Enum.__str__`,
returning e.g. ``'AnEnum.MEMBER'`` for an enum ``AnEnum(str, Enum)``
instead of the member's value. Those wishing to keep the old formatting behavior
returning e.g. ``'AnEnum.MEMBER'`` for an enum ``AnEnum(str, Enum)``.
Those wishing to keep the old formatting behavior
may wish to modify their enums with mixed-in types to inherit from the appropriate
:class:`StrEnum` or :class:`IntEnum` class.

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