Build failed. https://zuul.opendev.org/t/openstack/buildset/82ca50de15bf4a86819e8f9b918f1b29 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/32644aa0fb864dc4bcd8d0a975f13d2e : FAILURE in 7m 22s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/940fc833c47d4b719baa598765d0f652 : SUCCESS in 5m 50s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/6303539d8fd1484bb4b2e72a873ed340 : SUCCESS in 6m 12s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/55fb7559a6284528a201fd32e16911cd : SUCCESS in 7m 12s