Build failed. https://zuul.opendev.org/t/openstack/buildset/d484b74e7dcd4c6090cc7cb9a8aec32f - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/79d17bfeb38a49969365efd491cd8176 : FAILURE in 6m 12s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3b4364cda56945dbb31933034fc7c82d : SUCCESS in 4m 40s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/c1a929e398b248d1aba3b0658cff8112 : SUCCESS in 5m 41s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/81377f80b27e437c8095a800a87e53bf : SUCCESS in 6m 58s