8000 gh-118650: Exclude `_repr_*` methods from Enum's _sunder_ reservation by chrysn · Pull Request #118651 · python/cpython · GitHub
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gh-118650: Exclude _repr_* methods from Enum's _sunder_ reservation #118651

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Merged
merged 1 commit into from
May 7, 2024
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gh-118650: Exclude _repr_* methods from Enum's _sunder_ reservation #118651

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5 changes: 4 additions & 1 deletion Lib/enum.py
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Original file line number Diff line number Diff line change
Expand Up @@ -365,7 +365,10 @@ def __setitem__(self, key, value):
'_generate_next_value_', '_numeric_repr_', '_missing_', '_ignore_',
'_iter_member_', '_iter_member_by_value_', '_iter_member_by_def_',
'_add_alias_', '_add_value_alias_',
):
# While not in use internally, those are common for pretty
# printing and thus excluded from Enum's reservation of
# _sunder_ names
) and not key.startswith('_repr_'):
raise ValueError(
'_sunder_ names, such as %r, are reserved for future Enum use'
% (key, )
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2 changes: 2 additions & 0 deletions Misc/NEWS.d/next/Library/2024-05-06-16-52-40.gh-issue-118650.qKz5lp.rst
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@@ -0,0 +1,2 @@
The ``enum`` module allows method named ``_repr_*`` to be defined on
``Enum`` types.
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