Build failed. https://zuul.opendev.org/t/openstack/buildset/1ebf1f4b703a43d1a72f49cdca1d6f2e - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/8d7f4f06b78e491fafddffcb5cc7d07b : FAILURE in 10m 21s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/7e6cc2a577c747fb8c5e8f2d88e740a4 : SUCCESS in 4m 15s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/bf44610e5fb44cf38083069e05543951 : SUCCESS in 5m 13s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/ff3a5fddc179439b952168163154e4a6 : SUCCESS in 6m 19s