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authorMiss Islington (bot) <31488909+miss-islington@users.noreply.github.com>2024-02-27 16:13:53 (GMT)
committerGitHub <noreply@github.com>2024-02-27 16:13:53 (GMT)
commit3af945fbb47600077850dc7fbcdbc323ddd83dd5 (patch)
tree20e0644a53d4cbb29f156681526cddfb02b6df46 /Lib/multiprocessing/connection.py
parent96f98d97776992096ad8d4d07e8acf2dfb7ff71c (diff)
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[3.12] bpo-43952: Fix multiprocessing Listener authkey bug (GH-25845) (GH-115995)
Listener.accept() no longer hangs when authkey is an empty bytes object. (cherry picked from commit 686ec17f506cddd0b14a8aad5849c15ffc20ed46) Co-authored-by: Miguel Brito <5544985+miguendes@users.noreply.github.com>
Diffstat (limited to 'Lib/multiprocessing/connection.py')
-rw-r--r--Lib/multiprocessing/connection.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/Lib/multiprocessing/connection.py b/Lib/multiprocessing/connection.py
index dbbf106..d0582e3 100644
--- a/Lib/multiprocessing/connection.py
+++ b/Lib/multiprocessing/connection.py
@@ -476,8 +476,9 @@ class Listener(object):
'''
if self._listener is None:
raise OSError('listener is closed')
+
c = self._listener.accept()
- if self._authkey:
+ if self._authkey is not None:
deliver_challenge(c, self._authkey)
answer_challenge(c, self._authkey)
return c