Build failed. https://zuul.opendev.org/t/openstack/buildset/9f0d3ff9c69d4d03adca24e771dbf33a - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f47f002e406e4b42b26306cb211797f4 : SUCCESS in 3m 22s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0e21380c84df4dce922f10c5e65db5c6 : FAILURE in 3m 52s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b41ac7de9e4a417d8dd7a531c81f828e : SUCCESS in 3m 24s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1b07ddc9b95d405994ae58f619b15799 : SUCCESS in 3m 34s