From dba3fa57e26c5b0f7a4bfd3228a9bc109f35b6c8 Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@python.org>
Date: Sun, 19 Jun 2022 11:49:35 +0200
Subject: gh-93761: Fix test_logging test_config_queue_handler() race condition
 (#93952)

Fix a race condition in test_config_queue_handler() of test_logging.
---
 Lib/test/test_logging.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Lib/test/test_logging.py b/Lib/test/test_logging.py
index 7859c60..0aec072 100644
--- a/Lib/test/test_logging.py
+++ b/Lib/test/test_logging.py
@@ -3603,6 +3603,9 @@ class ConfigDictTest(BaseTest):
                 if qh.listener.queue.empty():
                     break
 
+            # wait until the handler completed its last task
+            qh.listener.queue.join()
+
             with open(fn, encoding='utf-8') as f:
                 data = f.read().splitlines()
             self.assertEqual(data, ['foo', 'bar', 'baz'])
-- 
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