Build failed. https://zuul.opendev.org/t/openstack/buildset/5ed671282d52458e9b535430a1ef6000 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/9388834b5ffa4406a3240b1d5cb28a5f : FAILURE in 4m 49s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ae288c47055344e6bbe7e45fa4ba26e1 : SUCCESS in 4m 27s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/fafc231ab0ff4c109c0542e1209451fa : SUCCESS in 5m 02s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a18cdcf5f2d846569ec5acb5829aaa7f : SUCCESS in 5m 49s