Build failed. https://zuul.opendev.org/t/openstack/buildset/03c5b9a3858a4056a0099d3a9e6718e2 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/ce005851bf2b4c7fa821381680cf6282 : SUCCESS in 4m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ea368b8cd75f482985a704eff0a4dd64 : FAILURE in 3m 04s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/9d8b71823c1a4e5b8f32a506d24a1441 : SUCCESS in 3m 15s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/fa9f06ff07c44edbbebe3beffe22eef5 : SUCCESS in 5m 00s