Build failed. https://zuul.opendev.org/t/openstack/buildset/230edf4d912e432bbb6ba9de1c64e4d3 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/30f125dc62b74aadb4984d785b9fa2b4 : FAILURE in 6m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4e2a1ab8fa9945c89c900c47c37428a3 : SUCCESS in 6m 12s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/f417c1e160f54b5b98e8036993989133 : SUCCESS in 6m 03s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/21b45f2c9eee4910a191f4e173540b60 : SUCCESS in 6m 30s