Build failed. https://zuul.opendev.org/t/openstack/buildset/f06532e411c241c783fb4232bdec63d6 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/da7d24f3a453425f85b23b881dcac9cf : SUCCESS in 2m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/9dda9eedbc8f4b63be6696b9cfea271f : SUCCESS in 3m 28s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/98db7555ee88443cb4fafa1001961281 : FAILURE in 3m 13s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/5ab9a627752047e09d4c82b1a9fc50af : FAILURE in 3m 09s