Build failed. https://zuul.opendev.org/t/openstack/buildset/a453399050da4be8928f259bb230ea2b - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/cd0519af83ce4e478fec2b9cfa655c27 : FAILURE in 3m 02s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e65b377dde87481989a64822004a20fb : SUCCESS in 3m 18s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/558f16a2260241cea4bbd3ff799de768 : SUCCESS in 3m 08s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/10866705599c4207abf9601dd49b9874 : SUCCESS in 3m 41s