python
diff --git a/‎Lib/test/test_io.py
Copy file name to clipboardExpand all lines: Lib/test/test_io.py
+5Lines changed: 5 additions & 0 deletions b/‎Lib/test/test_io.py
Copy file name to clipboardExpand all lines: Lib/test/test_io.py
+5Lines changed: 5 additions & 0 deletions
@@ -3732,6 +3732,7 @@ def check_daemon_threads_shutdown_deadlock(self, stream_name):
             import sys
             import time
             import threading
+            from test.support import SuppressCrashReport
 
             file = sys.{stream_name}
 
@@ -3740,6 +3741,10 @@ def run():
                     file.write('.')
                     file.flush()
 
+            crash = SuppressCrashReport()
+            crash.__enter__()
+            # don't call __exit__(): the crash occurs at Python shutdown
+
             thread = threading.Thread(target=run)
             thread.daemon = True
             thread.start()