Build failed. https://zuul.opendev.org/t/openstack/buildset/e46340d40d1b47f28d174725ab6aef4a - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/ac1efcefb5744d6e8f8cd626de3ad6d1 : SUCCESS in 5m 01s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d12ce2fd22e44f44a2f526d765b8174e : FAILURE in 4m 10s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/23c102ecbd664364a1abae6890a70031 : SUCCESS in 5m 33s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/033837becd5b4612993b22063014a534 : SUCCESS in 6m 19s