Build failed. https://zuul.opendev.org/t/openstack/buildset/20508ed797ef489890d1dc23b9514d05 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b15270c3b2e6474ea8847f7cd04ae491 : SUCCESS in 4m 42s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/8dd9fcfab1d04abdbd1aa465791c9fb0 : FAILURE in 5m 01s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/2d155b5cb437428ead55f1a5e8e86957 : SUCCESS in 3m 30s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/ea9c276551694f2383c14dd1ad095a15 : SUCCESS in 3m 53s