Build failed. https://zuul.opendev.org/t/openstack/buildset/e9509ede0d95445287034d502611c688 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/0342b57c9ed346cd95fcc7c70f09fc47 : FAILURE in 3m 52s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/29c7800db3154a7a925d0d14c4bc54e9 : SUCCESS in 2m 45s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/44c6d409eea844089d38d43cfe35d790 : SUCCESS in 3m 20s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/f7d66a7c29be4dd2a9fe5e63714595ff : SUCCESS in 3m 33s