Build failed. https://zuul.opendev.org/t/openstack/buildset/f6fa02cb66d5468c9b2bcfec883b4388 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/61d7805b1d224143b0b9d1f80af2fef9 : SUCCESS in 4m 20s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d9207984a0554fb69b688c9d4e9d448c : FAILURE in 4m 20s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/89673f184330471aa88db00740392bc5 : FAILURE in 2m 56s