Build failed. https://zuul.opendev.org/t/openstack/buildset/a6ada33f5c5f43979947da2556bd440c - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/98c9a79bc63d449cb92e9dc3089c7c9f : FAILURE in 4m 49s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/99a7a4f074534dc88a05ee8a5601e268 : SUCCESS in 4m 05s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/49fb17aba497402a8177f6c2ae6a56fb : SUCCESS in 4m 26s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/4492dc01e0aa4919aba190bc89a129ac : SUCCESS in 7m 01s