Build failed. https://zuul.opendev.org/t/openstack/buildset/6a1cf124bf4f4412827d79b516e55db0 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5296db1a59cc477d9bd8ade7fee2a50f : FAILURE in 3m 21s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/8ce40ebcb810404086de72cf17504924 : SUCCESS in 3m 11s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/92f49920246643d595d88a9f22853b92 : SUCCESS in 4m 47s