Build failed. https://zuul.opendev.org/t/openstack/buildset/7dafc72d02d54fd5b03a5d7611a2c1d4 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/82ea959754d3454a9c2cdfca0cd92006 : FAILURE in 6m 50s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/915a98a0108044a79d2d47be148c4bef : SUCCESS in 4m 26s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/199a7098c5f04731854b69a1d6eebfdc : SUCCESS in 5m 34s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/9cbaa50f2fd742d290a09676d5173448 : SUCCESS in 4m 38s