Build failed. https://zuul.opendev.org/t/openstack/buildset/b831e9e8ea9041669b14e0cc2aa713e3 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/55d80fd2db054a45a7e333ddfb7d2324 : FAILURE in 5m 08s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/39e3156c78b34f6db61f3f9ddde3e3c7 : SUCCESS in 5m 04s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/02cef8402ba64bd8a0985ed00a8bac49 : SUCCESS in 4m 41s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/cafbe1a15dd84bba8166cbbf1074314d : SUCCESS in 5m 33s