Build failed. https://zuul.opendev.org/t/openstack/buildset/a8c55e7101724990b39e343c72dbc58e - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/310d3c4351414ff6b6f55c433589e2fd : SUCCESS in 3m 22s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3c69520db24d49249381f3b73a3c18c5 : FAILURE in 2m 48s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/6c01a6d6a6af4dcbbafeaff42107a1f1 : SUCCESS in 3m 11s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/f14928d5983849288fa8643ee9cb9b58 : SUCCESS in 3m 07s