Build failed. https://zuul.opendev.org/t/openstack/buildset/c320683667a243cda399a7da758328f0 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/4669e995a6704713b72e6dae7a61b8f8 : FAILURE in 7m 44s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4b90ac3f030e4087aae92120970ed674 : SUCCESS in 6m 53s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/4908dfbe91bb44f0845578dcaa999f6d : SUCCESS in 6m 26s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/d3075a5f07fa465b817a205075fab75c : SUCCESS in 7m 33s