Build failed. https://zuul.opendev.org/t/openstack/buildset/5d180d3b30ee4426b48f4a698c523e71 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5e01b9237ed54735b84912f2a71ad8d3 : SUCCESS in 4m 42s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2061d6a8e923456dbca3d3d3a0e1834a : FAILURE in 4m 15s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/55172251e11a4ba8a7334e78d662f3bb : SUCCESS in 5m 59s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/62ea4f52003248519cf7b9e854e5adf4 : SUCCESS in 3m 52s