Build failed. https://zuul.opendev.org/t/openstack/buildset/e3b15899188541b3854cd759d79c45d4 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/26d264f972284ee38a2204741755e8ec : SUCCESS in 2m 57s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/47a780b83663424ca8802cc6923b0ce0 : FAILURE in 4m 45s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/3f782e75392143f788bdb3afecf7e528 : SUCCESS in 4m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/ab6944ad40a8490e8c81917446037442 : SUCCESS in 4m 38s