Build failed. https://zuul.opendev.org/t/openstack/buildset/f25eddd9d8a441ef865dadefd0a550ce - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/8ddf74a63ad34a11b08ba793decad5bb : FAILURE in 7m 22s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/adcb0b66b6b24c98b4291040f2e532f0 : SUCCESS in 5m 46s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/5cf9b90d8dfb4e25abd13277f2e8675d : SUCCESS in 5m 51s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/037265a7d00c492c8b0de39f5a324220 : SUCCESS in 6m 23s