Build failed. https://zuul.opendev.org/t/openstack/buildset/5ec80c15b25242788f52f6792f4f7e0f - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a78cdeaeea6347efa411ac5562c60f26 : SUCCESS in 4m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b8be11d4dfd24cdd82f4d99261304c37 : FAILURE in 2m 57s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/585ab661c6b84ba284098d063bbf0210 : SUCCESS in 3m 28s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e86e5a6c9b0b4d808679248a264a5113 : SUCCESS in 3m 47s