Build failed. https://zuul.opendev.org/t/openstack/buildset/d9586f0a2b45485b98215cc3e8db9d88 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/51bca984228a4faca99c231ecfb2ed8a : SUCCESS in 3m 09s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/355fa34c27534cd791bf678207ffe10c : FAILURE in 3m 00s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/38cf606c519b4ec98a146d27a8ea7d64 : FAILURE in 2m 43s