Build failed. https://zuul.opendev.org/t/openstack/buildset/8307297b27574ebfa576d921067f15ae - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/7e419367c4e5499a848107cda6f6aa7f : FAILURE in 7m 41s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/7edd7e0b997b485a862959faec223758 : SUCCESS in 6m 05s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/ca398f36507a45f8bc03409097bdcf37 : SUCCESS in 6m 43s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/294721749b8b4931b1d1268d0fea2600 : SUCCESS in 6m 22s