Build failed. https://zuul.opendev.org/t/openstack/buildset/e2d1056545d44d058c82bd2e942b9482 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/8228ebe735354c01b25911d26941d3b6 : SUCCESS in 3m 08s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1aa1c3c7a0af43b19dc543f1ec3fb49b : SUCCESS in 3m 13s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d0a8c4b744b446e094af6d8dd15534f5 : FAILURE in 3m 29s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/84b82f9672704b92ad99e71c127fa6b5 : FAILURE in 3m 43s