Build failed. https://zuul.opendev.org/t/openstack/buildset/74ded2a4be574ef2bc70119401d44132 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/db75e2a7615d41a7a3ef28fefe07d9b4 : FAILURE in 9m 08s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/63d3724b67324ab1b246992b89452a8c : SUCCESS in 6m 38s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/0534b3a62f8a4bf5b7590bf1ab83b24a : SUCCESS in 7m 18s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/f839c5645377496daa6ecf516303793d : SUCCESS in 5m 47s