Build failed. https://zuul.opendev.org/t/openstack/buildset/9f35ec5edfbc40ebbc63da2d4e98fd91 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/d144bc4a9d764f6ea4e48e5ca6161a41 : SUCCESS in 3m 06s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6817b11088764877935ea2eb6fa0dfa7 : FAILURE in 1m 48s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/89ccaa9d2a3c4e6cad29f0ed88769577 : SUCCESS in 3m 10s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/80936228a712468497fe1b0075bfc54a : FAILURE in 2m 47s