Build failed. https://zuul.opendev.org/t/openstack/buildset/b6a7ced0bb154c8bbc43e4336f73c706 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b78c1ca09d7148ffa0977dde8016016a : SUCCESS in 7m 29s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/547d815135004e3e9c7b70b5a8005768 : FAILURE in 7m 32s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/1e9a572b5f944435ab66818af95a800b : SUCCESS in 8m 43s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/90b70d6d208b4bcfb09e7f60ffc80b2f : SUCCESS in 8m 01s