$ python2.6 -c ‘from multiprocessing.queues import SimpleQueue’ $ python2.7 -c ‘from multiprocessing.queues import SimpleQueue’

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Asked: May 18, 20262026-05-18T08:39:48+00:00 2026-05-18T08:39:48+00:00

$ python2.6 -c ‘from multiprocessing.queues import SimpleQueue’ $ python2.7 -c ‘from multiprocessing.queues import SimpleQueue’

0

$ python2.6 -c 'from multiprocessing.queues import SimpleQueue'
$ python2.7 -c 'from multiprocessing.queues import SimpleQueue'
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/usr/lib/python2.7/multiprocessing/queues.py", line 22, in <module>
    from multiprocessing.synchronize import Lock, BoundedSemaphore, Semaphore, Condition
  File "/usr/lib/python2.7/multiprocessing/synchronize.py", line 33, in <module>
    " function, see issue 3770.")
ImportError: This platform lacks a functioning sem_open implementation, therefore, the required synchronization primitives needed will not function, see issue 3770.

$ uname -a
Linux xxx-ubuntu-64 2.6.35-22-generic #35-Ubuntu SMP Sat Oct 16 20:45:36 UTC 2010 x86_64  GNU/Linux