Build failed. https://zuul.opendev.org/t/openstack/buildset/7d6644e252054fd087ce0634eb9e7bb9 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/60d73ee99b3145e68939ab8011f3a8b6 : SUCCESS in 5m 20s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4bc2db97ede246708874f27a82ed857b : FAILURE in 3m 10s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/7de57f99b2574000a907dbd9a8f7ce2c : SUCCESS in 3m 51s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/6e85d70d562246e58010db8047552180 : SUCCESS in 4m 25s