Build failed. https://zuul.opendev.org/t/openstack/buildset/72cae2fed2db4a069c69b6749145a77c - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b91361c57a9e419a8855b92a2fdeb13b : FAILURE in 5m 25s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/40f2b7ba291347e3a6dbdea611d11eed : SUCCESS in 3m 56s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/4dad63f1603949c481d93ddd1ef9649e : SUCCESS in 4m 41s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e95e2c7400124238b87656217668e0af : SUCCESS in 4m 19s