Build failed. https://zuul.opendev.org/t/openstack/buildset/4dc46fddb52f46f0bd00b2f32ce297e7 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f498109ab2174c41ab4157b0cddce158 : FAILURE in 3m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3c9f7c0d2fe54128b96140adefd298cc : SUCCESS in 3m 20s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d5ecaec7e92b407e9f60ebd79ea1fa82 : SUCCESS in 3m 23s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/d004f2b5deb949edb51fc80994ab9848 : SUCCESS in 3m 45s