Build failed. https://zuul.opendev.org/t/openstack/buildset/04908aea80a849d6a1ab6c1442f0b82d - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a46f5febb41a478d9968c0dee5490627 : SUCCESS in 3m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/00d03c15146445b6981b7aaf4d62dac2 : FAILURE in 3m 09s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/c46f52970d064daab6ece39632f4b8d3 : SUCCESS in 3m 43s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/25a4331709a14217876e0264065aef12 : SUCCESS in 4m 20s