Build failed. https://zuul.opendev.org/t/openstack/buildset/acb895f49aa9417892af3492c5fa51b1 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/bcc3caf87f5f40b5a01ae9839f99b197 : SUCCESS in 9m 01s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/77414a7aa38b4f4191856e68c4dd564e : FAILURE in 7m 28s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/0cad7f076f7c4e8abdfa6aadb6499ee4 : SUCCESS in 7m 11s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a88c7a7e0f2d472f978c5d86c8b04544 : SUCCESS in 8m 33s