Build failed. https://zuul.opendev.org/t/openstack/buildset/9a8d5974524948049aaf97b3b6675190 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/8a22b4c2653040d3b0c75636d4989373 : FAILURE in 6m 04s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a0cb273cbf0b4289a678d50a8d8ce6d0 : FAILURE in 3m 41s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/24139988efc4474cac544d35fc2618bf : SUCCESS in 9m 04s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/287920e5cec94a1dbd988d683f5ad860 : SUCCESS in 9m 37s