Build failed. https://zuul.opendev.org/t/openstack/buildset/73587384b1f3400bb5cc4417f47b0c90 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/c9d9867aca754e7cb618af05a4ce53c1 : SUCCESS in 4m 04s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6c01355aaef14f49a976dd9fb5c77e1b : FAILURE in 4m 25s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/0ebfe536f2c24775ac363c237e905500 : SUCCESS in 3m 50s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/bc89f696134e47169e75a94518ce316d : SUCCESS in 4m 03s