Build failed. https://zuul.opendev.org/t/openstack/buildset/d23e081720114f76b6103973d29d23f4 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f417d341cc4c4b18a829e7ee5e4ed56f : FAILURE in 8m 00s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1ecc613fb1b348c0be951379aef10ce7 : SUCCESS in 7m 44s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/30433cbd3b2640c0a464124eb7b7d9d6 : SUCCESS in 6m 34s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/bc9f67b88400401ca5f6f3293824c048 : SUCCESS in 7m 24s