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#17395: wait for live children in test_multiprocessing.

This commit is contained in:
Ezio Melotti 2013-03-11 21:39:18 +02:00
parent 37474f43f3
commit dc6763b567
1 changed files with 7 additions and 1 deletions
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8
Lib/test/test_multiprocessing.py
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@ -2998,7 +2998,13 @@ class ManagerMixin(object):
@classmethod @classmethod
def tearDownClass(cls): def tearDownClass(cls):
multiprocessing.active_children() # discard dead process objs # only the manager process should be returned by active_children()
# but this can take a bit on slow machines, so wait a few seconds
# if there are other children too (see #17395)
t = 0.01
while len(multiprocessing.active_children()) > 1 and t < 5:
time.sleep(t)
t *= 2
gc.collect() # do garbage collection gc.collect() # do garbage collection
if cls.manager._number_of_objects() != 0: if cls.manager._number_of_objects() != 0:
# This is not really an error since some tests do not # This is not really an error since some tests do not