Build failed. https://zuul.opendev.org/t/openstack/buildset/526b316cfa0b41ecae98dea754cb654c - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5d625eed177e468eaba627dc383ca4c6 : FAILURE in 3m 23s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/89a3aa1b1a44482f927311799f33f522 : SUCCESS in 4m 38s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/4de66a99c33948f2be37dab85842d3a6 : SUCCESS in 2m 56s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/873dccc879de4b7f89802bf9bdd070ce : SUCCESS in 3m 27s