Build failed. https://zuul.opendev.org/t/openstack/buildset/c6fe08aa50064713b288a5fe45b4fe58 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f10867ee75eb496c8a86c4f050d8896c : FAILURE in 3m 46s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ce0f9e09f03e4b0a93467f5816db1fce : SUCCESS in 3m 59s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/71c35a1f6a964cdeabe246c822658a9d : SUCCESS in 3m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/70ac1499264749b3b356dbd90f6062aa : SUCCESS in 4m 32s