Build failed. https://zuul.opendev.org/t/openstack/buildset/58448440bb9b48f6a23bc1bf7d52dd0a - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5905118c7aff4417a93f4fdd439cdf79 : SUCCESS in 3m 03s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/7a751d3c4afd4c5d9d38ed79b56e6a83 : SUCCESS in 4m 45s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/ebcc39e44a074afb8fbdbd14de88573c : FAILURE in 3m 37s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/7e10906de4a94ca98777e0cc5a5910e2 : FAILURE in 3m 17s