Build failed. https://zuul.opendev.org/t/openstack/buildset/d2549a4a13654d418b9764936838b198 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/3cef24cd82014e1e9c0a48066ff437ad : SUCCESS in 4m 23s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d8e7039ddb8b4a7b9d55fefac590ebae : SUCCESS in 4m 02s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d27165539aa0442cbb160d2a64cafa53 : SUCCESS in 4m 23s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a7270bd933f44092aef6059013fa2550 : FAILURE in 4m 24s