Build failed. https://zuul.opendev.org/t/openstack/buildset/aa11c4d682e94e41b0500cc0ff004fe9 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a70207e683aa4761a3431aa29b34364b : SUCCESS in 3m 21s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a2f4bf0ea69c4baca3cc846f810498c9 : FAILURE in 2m 53s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/ddd46d5618fb47b682c96775586d2047 : SUCCESS in 4m 38s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/5290009bd4674fe19d9d55c31634f65d : FAILURE in 3m 12s