Build failed. https://zuul.opendev.org/t/openstack/buildset/6509f195b95b46708e51bda418ecb2d8 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/58d97a5a571f4285b0d50fc0ccf4dbc9 : SUCCESS in 2m 40s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f295c5691bb24cf4af05f3ee66f6b763 : SUCCESS in 2m 39s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/29b767dbf7074f34a351bc698153e07a : SUCCESS in 2m 48s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/5f8468ca7059420a83e758bc32d26890 : FAILURE in 2m 43s