Build failed. https://zuul.opendev.org/t/openstack/buildset/3a46d2f426724ddf902682419400fd96 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f727510ad18b4eaa86733b42f590be31 : SUCCESS in 4m 09s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f1306f68de814c9e9b165e90b45172da : FAILURE in 3m 34s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/f1f98a927fb54a36a2c600cfe2be981e : SUCCESS in 3m 07s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/06f35f5bff61438ab79ac190865cb91a : SUCCESS in 3m 56s