Build failed. https://zuul.opendev.org/t/openstack/buildset/6cf628ef1bd44807addf0a84548e022c - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e11cc04be67b40aca118c866d3157dea : SUCCESS in 2m 46s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/abad503785dc43a897abf12e61e53e91 : SUCCESS in 2m 47s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/bfbb2671699c4294b45903a82447225e : SUCCESS in 2m 35s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/a1181e66fb844334965f17a33e9d2f08 : FAILURE in 2m 25s