Build failed. https://zuul.opendev.org/t/openstack/buildset/96846543a80f4a4c81dfe79a7d197801 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/27508b6dc0e940dabad3744914962e7e : FAILURE in 3m 45s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/fb6371aa786e41c980cabba882cafd80 : SUCCESS in 2m 59s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/43d0ba24df754c3ea47c2bd2590e5b32 : SUCCESS in 3m 18s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/fbedf2ed9e5246408bb8c9797b0620ea : SUCCESS in 3m 31s