Build failed. https://zuul.opendev.org/t/openstack/buildset/22d74ebf63dd49d2ad78ffb9832046e6 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/3ea3db857b4e4c2c9fe7b1c4105b1df6 : SUCCESS in 3m 52s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/14222b197772400cbebc8eb0f8b85103 : FAILURE in 2m 52s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/47dc27fdf6094a44ba49e89e36fb5935 : SUCCESS in 4m 29s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e099946141a346d5b3e096dd1f88306f : SUCCESS in 3m 52s