Build failed. https://zuul.opendev.org/t/openstack/buildset/0ef2150f303642ac89cda9c7287360f8 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/bfc1fb35309b4b1b8d9e7ea736200aed : FAILURE in 3m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d90ae934aeb94276873dc8f6c5bc4485 : SUCCESS in 3m 29s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/5cfea6f5aaa24205b85afff7cf2a2e7d : SUCCESS in 3m 10s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/34ddef330c4d4f94a82833153ef6d9b3 : SUCCESS in 3m 48s