Build failed. https://zuul.opendev.org/t/openstack/buildset/a076382ae350478395c20e74c05d5f9b - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/255ba507624d48dbbaa29666cc2399f1 : FAILURE in 6m 41s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/7f6f7216889d40c1bfd2d906218d034c : SUCCESS in 5m 57s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/155ea7e651824bccb9d5a2c194f3108b : SUCCESS in 5m 40s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/2b5ffc23b6af4a24a7b62c3e5f247ae8 : SUCCESS in 5m 58s