Build failed. https://zuul.opendev.org/t/openstack/buildset/a00540e43b49420e839916c9505a0356 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/6577d4ccae4449ad84a0d14b9330e94e : FAILURE in 10m 42s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/30916840e80144e9a64e52ca1289903d : SUCCESS in 5m 27s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/4cb9606613ef4e2fb915a8841370fcab : SUCCESS in 9m 16s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/3c6189dd423f48fd89ed8fa19eab1407 : SUCCESS in 6m 17s