Build failed. https://zuul.opendev.org/t/openstack/buildset/98d8a77e86f446178d1bc97b40ad510a - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/14d1b9409bf3434293f55b6e3f50bc67 : SUCCESS in 3m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/82f1ca1d9c54487cb88f7be44f4dbafc : FAILURE in 2m 41s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/9aad9e66e3e64a8b831e29ea88a048e2 : SUCCESS in 2m 21s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/ad47805133f349d19a7b8659fa2326f7 : FAILURE in 2m 26s