Build failed. https://zuul.opendev.org/t/openstack/buildset/475e34c9dd2a462aac079dc0ac3ad706 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f80a835e7d3b44378cfde7c5c4ba0d85 : SUCCESS in 3m 16s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a6cf485ad6b0433d9288119e0097fb4c : FAILURE in 2m 57s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/cef1014c80c248e6bbbb8734b1f8219e : SUCCESS in 3m 08s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/dd1fde961c7547e9b7d9bf06c31b9d5a : SUCCESS in 4m 06s