Build failed. https://zuul.opendev.org/t/openstack/buildset/7f96db5183354ba0ac12f05dccec5701 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a33e9d4dc4d446c18dbaf66a84482d77 : FAILURE in 3m 19s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/bbd5253e163c41f299bcdc9cae6bb745 : SUCCESS in 3m 01s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a442a118e3cc43cb9f79fc59e1907ee8 : SUCCESS in 3m 19s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/19b929bf9d4f47e190939a4cf33e0929 : SUCCESS in 5m 18s