Build failed. https://zuul.opendev.org/t/openstack/buildset/7f800cad8c8a48bb8bc09f54788d5030 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e59015cb00664ff08aebe94ae7326fd9 : FAILURE in 7m 49s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b2e29d391ac74e969b51c64e6265c325 : SUCCESS in 5m 08s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/61ced6a9c69c4ebf950df688749bd604 : SUCCESS in 5m 24s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/7dbfb76ed5aa4086ad1eed445a03f428 : SUCCESS in 5m 44s