Build failed. https://zuul.opendev.org/t/openstack/buildset/6d857c051cd048d0b99971057edafaaa - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/95894f15daec431f9ea9477951a8d0b0 : SUCCESS in 4m 26s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1e11b18a486d47469797a0cec085a962 : FAILURE in 3m 35s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b9d2cac5b3cd442692a61392192fa2cf : SUCCESS in 3m 43s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/65786756b4684305acdef2b25c108248 : SUCCESS in 4m 06s