Build failed. https://zuul.opendev.org/t/openstack/buildset/e44878fd52034020977b069824c1b82b - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/cff56e5942db438b98b165fb5fcc1fda : SUCCESS in 4m 15s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/26ab31fe791f4b539d3b201da77edddf : FAILURE in 4m 58s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/6685db8a090342e583247aba9d952b48 : SUCCESS in 3m 33s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/0a4d30e7616b476ea28ec8622de8e9e1 : SUCCESS in 3m 35s