Build failed. https://zuul.opendev.org/t/openstack/buildset/da68fdedf6b94cceb73334bc85b5668e - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a98305dadeb6474786f57310c5273ddf : FAILURE in 8m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2e69baf354294dcfafa4938affda558d : SUCCESS in 6m 01s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/69bf95c23ad24326a8fb6c8a5d5628ec : SUCCESS in 5m 34s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/9facf90aa4bf49c78d08e0af5e60fb05 : SUCCESS in 6m 19s