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bpo-36829: test_threading: Fix a ref cycle (GH-13752)

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Victor Stinner 2019-06-02 23:08:41 +02:00 • committed by GitHub
parent aca273e240
commit cdce0574d0
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1 changed files with 5 additions and 1 deletions
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6
Lib/test/test_threading.py
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@ -1140,7 +1140,11 @@ class ExceptHookTests(BaseTestCase):
raise ValueError("bug")
except Exception as exc:
args = threading.ExceptHookArgs([*sys.exc_info(), None])
threading.excepthook(args)
try:
threading.excepthook(args)
finally:
# Explicitly break a reference cycle
args = None
stderr = stderr.getvalue().strip()
self.assertIn(f'Exception in thread {threading.get_ident()}:\n', stderr)