[oslo.messaging][6.1] Periodic job fails 'cannot import name mox'

[Dmitry Teselkin]

Periodic job for openstack/oslo.messaging fails on 6.1 branch

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08:39:47 --- import errors ---
08:39:47 Failed to import test module: tests.test_transport
08:39:47 Traceback (most recent call last):
08:39:47 File "/home/jenkins/workspace/periodic-oslo.messaging-python27-mos61/.tox/py27/local/lib/python2.7/site-packages/unittest2/loader.py", line 445, in _find_test_path
08:39:47 module = self._get_module_from_name(name)
08:39:47 File "/home/jenkins/workspace/periodic-oslo.messaging-python27-mos61/.tox/py27/local/lib/python2.7/site-packages/unittest2/loader.py", line 384, in _get_module_from_name
08:39:47 __import__(name)
08:39:47 File "tests/test_transport.py", line 18, in <module>
08:39:47 from six.moves import mox
08:39:47 ImportError: cannot import name mox
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* Link to the logs: http://logs.mosi.mirantis.net/periodic/periodic-oslo.messaging-python27-mos61/020ab57
* Jenkins job: https://jenkins.mosi.mirantis.net/job/periodic-oslo.messaging-python27-mos61

[Viktor Serhieiev (vsergeyev)]

Was fixed by https://review.fuel-infra.org/7853

Please confirm