1. /home/tsufiev/develop/horizon/.tox/pep8/lib/python3.4/site-packages/nose/plugins/manager.py:395: RuntimeWarning: Unable to load plugin html-output = htmloutput.htmloutput:HtmlOutput: No module named 'version'
  2. RuntimeWarning)
  3. ./openstack_dashboard/api/base.py:171:20: F821 undefined name 'cmp'
  4. ./openstack_dashboard/api/base.py:172:16: F821 undefined name 'cmp'
  5. ./openstack_dashboard/dashboards/admin/images/views.py:107:37: F821 undefined name 'long'
  6. ERROR: InvocationError: '/bin/bash run_tests.sh -N --pep8'