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authorJakub KulĂ­k <Kulikjak@gmail.com>2021-11-29 12:02:56 (GMT)
committerGitHub <noreply@github.com>2021-11-29 12:02:56 (GMT)
commit7431448b817d3bf87f71661cf8f3d537807ab2e2 (patch)
treed07aa79542d079c7d9eb35231cb9e0ef91c3084e /Lib/concurrent
parentb3f443a35e08a473d52868621e9b268259139cb2 (diff)
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bpo-43498: Fix dictionary iteration error in _ExecutorManagerThread (GH-24868)
Diffstat (limited to 'Lib/concurrent')
-rw-r--r--Lib/concurrent/futures/process.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/concurrent/futures/process.py b/Lib/concurrent/futures/process.py
index 19e93a6..695f773 100644
--- a/Lib/concurrent/futures/process.py
+++ b/Lib/concurrent/futures/process.py
@@ -400,7 +400,7 @@ class _ExecutorManagerThread(threading.Thread):
assert not self.thread_wakeup._closed
wakeup_reader = self.thread_wakeup._reader
readers = [result_reader, wakeup_reader]
- worker_sentinels = [p.sentinel for p in self.processes.values()]
+ worker_sentinels = [p.sentinel for p in list(self.processes.values())]
ready = mp.connection.wait(readers + worker_sentinels)
cause = None