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authorMiss Islington (bot) <31488909+miss-islington@users.noreply.github.com>2022-05-25 17:50:24 (GMT)
committerGitHub <noreply@github.com>2022-05-25 17:50:24 (GMT)
commit37a7f1b0997466bb088df82f5fe35fe6d1cebb22 (patch)
tree0766f0a20bbbd52be3fae48925a19814082054f9 /Lib/enum.py
parent0fb70ce19197e97b6254ecd2c12f6e8c5b07ef5b (diff)
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[3.11] gh-93035: [Enum] Fix IntFlag crash when no single-bit members (GH-93076) (GH-93197)
`EnumType` attempts to create a custom docstring for each enum/flag, but that was failing with pathological flags that had no members (only multi-bit aliases). (cherry picked from commit 08cfc3dabf0f81a4494cd0d697befc7d0dec77b7) Co-authored-by: Tobin Yehle <tobinyehle@gmail.com>
Diffstat (limited to 'Lib/enum.py')
-rw-r--r--Lib/enum.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/enum.py b/Lib/enum.py
index 31923d7..4a21226 100644
--- a/Lib/enum.py
+++ b/Lib/enum.py
@@ -538,7 +538,7 @@ class EnumType(type):
#
# create a default docstring if one has not been provided
if enum_class.__doc__ is None:
- if not member_names:
+ if not member_names or not list(enum_class):
enum_class.__doc__ = classdict['__doc__'] = _dedent("""\
Create a collection of name/value pairs.