Build failed. https://zuul.opendev.org/t/openstack/buildset/835478f3d03d44c6b26aa60838491cbc - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e85a55e8e4bb46d5be7e25c9fe506fe9 : SUCCESS in 3m 02s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2f41e8c0bfff4d70a7c4ff04683a8adf : FAILURE in 2m 51s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/70564ae883b44eceb04b2ad70e4f4cec : SUCCESS in 2m 58s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/eb356b9432d548859a1a454acd25f24a : FAILURE in 3m 37s