Build failed. https://zuul.opendev.org/t/openstack/buildset/06a2b93b124843c58377efafd47813a4 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/911e7e2b24b5460aae66f4e20f0fcd28 : SUCCESS in 4m 29s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a3fb2a8c0e2a488f8e8b6b7e11e3b3e8 : FAILURE in 3m 14s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/6f07a88b3a8c4628ba7667f7c9b125c1 : SUCCESS in 4m 45s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/c9466572e9824a5ba921b980f49db11e : SUCCESS in 3m 27s