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bpo-38546: multiprocessing tests stop the resource tracker (GH-17641)

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Multiprocessing and concurrent.futures tests now stop the resource
tracker process when tests complete.

Add ResourceTracker._stop() method to
multiprocessing.resource_tracker.

Add _cleanup_tests() helper function to multiprocessing.util: share
code between multiprocessing and concurrent.futures tests.
This commit is contained in:
Victor Stinner 2019-12-17 18:37:26 +01:00 • committed by GitHub
parent 630c8df5cf
commit 9707e8e22d
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5 changed files with 42 additions and 21 deletions
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12
Lib/test/test_concurrent_futures.py
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@ -1306,17 +1306,7 @@ def setUpModule():
def tearDownModule():
support.threading_cleanup(*_threads_key)
support.reap_children()
# cleanup multiprocessing
multiprocessing.process._cleanup()
# Stop the ForkServer process if it's running
from multiprocessing import forkserver
forkserver._forkserver._stop()
# bpo-37421: Explicitly call _run_finalizers() to remove immediately
# temporary directories created by multiprocessing.util.get_temp_dir().
multiprocessing.util._run_finalizers()
support.gc_collect()
multiprocessing.util._cleanup_tests()
if __name__ == "__main__":