Build failed. https://zuul.opendev.org/t/openstack/buildset/23b56c0149ad454b94d88e77dc189e57 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/1a1c3c79f4a949c2ab6b80e73cd16108 : FAILURE in 3m 37s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f65a7b582e344269be7572d28e7b2c04 : SUCCESS in 4m 01s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/9efef27c7ce34369a90d8f6cc4131dd1 : SUCCESS in 3m 13s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/3d983783beab411380a464e8c6b15885 : SUCCESS in 3m 58s