Build failed. https://zuul.opendev.org/t/openstack/buildset/db675d7b751f43e59e4b49b186367c1e - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/c50f0cc25c03433cad2f92a4ec357855 : SUCCESS in 3m 43s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/59a8709f044148bc87a295b832b02a28 : FAILURE in 3m 22s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/e1089944c8634e26ae22a1e62d8968ba : SUCCESS in 4m 11s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/b1e4c448f8d848bb831c2b5657170fca : SUCCESS in 5m 17s