Author vstinner
Recipients vstinner
Date 2017-11-20.15:32:21
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Message-id <1511191941.25.0.213398074469.issue32090@psf.upfronthosting.co.za>
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The test failed on AMD64 FreeBSD 10.x Shared 3.x:

http://buildbot.python.org/all/#/builders/87/builds/200/steps/4/logs/stdio

FAIL: test_put (test.test_multiprocessing_fork.WithProcessesTestQueue)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/home/buildbot/python/3.x.koobs-freebsd10/build/Lib/test/_test_multiprocessing.py", line 809, in test_put
    self.assertEqual(queue_empty(queue), False)
AssertionError: True != False

--

I succeeded to reproduce the issue on Linux with this change:

diff --git a/Lib/test/_test_multiprocessing.py b/Lib/test/_test_multiprocessing.py
index dbca2d89ed..0754ac0d52 100644
--- a/Lib/test/_test_multiprocessing.py
+++ b/Lib/test/_test_multiprocessing.py
@@ -804,7 +804,7 @@ class _TestQueue(BaseTestCase):
         queue.put_nowait(6)
 
         # the values may be in buffer but not yet in pipe so sleep a bit
-        time.sleep(DELTA)
+        time.sleep(0)
 
         self.assertEqual(queue_empty(queue), False)
         self.assertEqual(queue_full(queue, MAXSIZE), True)
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Date User Action Args
2017-11-20 15:32:21vstinnersetrecipients: + vstinner
2017-11-20 15:32:21vstinnersetmessageid: <1511191941.25.0.213398074469.issue32090@psf.upfronthosting.co.za>
2017-11-20 15:32:21vstinnerlinkissue32090 messages
2017-11-20 15:32:21vstinnercreate