Build failed. https://zuul.opendev.org/t/openstack/buildset/beff6f24fe4d4895bb7cf7ea67fa2ec9 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a903a70ecde74b0790a27a21d23cfeb2 : FAILURE in 8m 06s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3fb346a626254f6bb6f5646cc7f66204 : SUCCESS in 6m 23s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b35e11d15972477a9b231a9047934917 : SUCCESS in 6m 55s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/8bff057070e84d5ca9c750aff40b1209 : SUCCESS in 6m 41s