Build failed. https://zuul.opendev.org/t/openstack/buildset/404cfafbb09644f792f92bb0a4f397d0 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/2f3ec89c7b574f3786ed20d5c4701fae : SUCCESS in 5m 43s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/632020c13c1f4f828a86505351b143f6 : FAILURE in 3m 11s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/8ba4dcdf87e646cbb070c7193abda948 : SUCCESS in 4m 17s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/ceddec72dccc417da30f88c0eefe6002 : SUCCESS in 3m 49s