Build failed. https://zuul.opendev.org/t/openstack/buildset/33d24f291f14441ab674aad2116f344a - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/4fd158f973854fe7984b992c3ffcbd5a : SUCCESS in 2m 49s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ea4631d9fe4a45819f357c13166c5add : FAILURE in 2m 58s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/8d1bb5bf72de4c11a3b10490d57992f2 : SUCCESS in 2m 48s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/ced6a31173704eeea015d375ed0cbefc : FAILURE in 2m 22s