Build failed. https://zuul.opendev.org/t/openstack/buildset/7aed79f122dc4c6194dbe1c9259b07a5 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/1c7ed34bd308474cb2c9928916ace846 : FAILURE in 7m 24s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/89add2f7c063438fa7b2031ef6db434c : SUCCESS in 7m 03s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/3999165d927045b788f2438bebf7261e : SUCCESS in 5m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/82b318e8434140878cfa38e1475c0a17 : SUCCESS in 5m 31s