Build failed. https://zuul.opendev.org/t/openstack/buildset/32a392e00f6a4396800f1cf33e728f55 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b3aafa1d8ff047f6ae66b54c7bde6bfc : FAILURE in 3m 32s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/f2929947b3264283904f150addcce2cd : SUCCESS in 2m 55s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/54ba84c842b44fada515f06b9c7eaa81 : FAILURE in 2m 56s