Build failed. https://zuul.opendev.org/t/openstack/buildset/7c00e86de77347deb80fbc91a4d8b3e7 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f41eb23fb84f4ab68d46ccf1c6ef5a90 : SUCCESS in 3m 17s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3d50ab84833f40329545081fdd5f173f : SUCCESS in 2m 43s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/703ee6c8ff0c407ea759fe791df7562c : FAILURE in 3m 13s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/63b0c0f64c7c4e5ca831ac343ede21d8 : FAILURE in 2m 56s