[Python-checkins] cpython: Issue #8713: Print dangling processes/threads, if any.
richard.oudkerk
python-checkins at python.org
Thu Aug 29 15:38:46 CEST 2013
http://hg.python.org/cpython/rev/6d998a43102b
changeset: 85448:6d998a43102b
user: Richard Oudkerk <shibturn at gmail.com>
date: Thu Aug 29 14:37:47 2013 +0100
summary:
Issue #8713: Print dangling processes/threads, if any.
files:
Lib/test/_test_multiprocessing.py | 19 +++++++++++++++++--
1 files changed, 17 insertions(+), 2 deletions(-)
diff --git a/Lib/test/_test_multiprocessing.py b/Lib/test/_test_multiprocessing.py
--- a/Lib/test/_test_multiprocessing.py
+++ b/Lib/test/_test_multiprocessing.py
@@ -3730,9 +3730,15 @@
Temp.__module__ = __module__
remote_globs[name] = Temp
+ dangling = [None, None]
+ old_start_method = [None]
+
def setUpModule():
multiprocessing.set_forkserver_preload(PRELOAD)
- remote_globs['old_start_method'] = multiprocessing.get_start_method()
+ multiprocessing.process._cleanup()
+ dangling[0] = multiprocessing.process._dangling.copy()
+ dangling[1] = threading._dangling.copy()
+ old_start_method[0] = multiprocessing.get_start_method()
try:
multiprocessing.set_start_method(start_method)
except ValueError:
@@ -3750,9 +3756,18 @@
multiprocessing.get_logger().setLevel(LOG_LEVEL)
def tearDownModule():
- multiprocessing.set_start_method(remote_globs['old_start_method'])
+ multiprocessing.set_start_method(old_start_method[0])
# pause a bit so we don't get warning about dangling threads/processes
time.sleep(0.5)
+ multiprocessing.process._cleanup()
+ gc.collect()
+ tmp = set(multiprocessing.process._dangling) - set(dangling[0])
+ if tmp:
+ print('Dangling processes:', tmp, file=sys.stderr)
+ del tmp
+ tmp = set(threading._dangling) - set(dangling[1])
+ if tmp:
+ print('Dangling threads:', tmp, file=sys.stderr)
remote_globs['setUpModule'] = setUpModule
remote_globs['tearDownModule'] = tearDownModule
--
Repository URL: http://hg.python.org/cpython
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