Build failed. https://zuul.opendev.org/t/openstack/buildset/36d4b5e23b2740548a9d8dc928a33676 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e966b195617445d6a4defbf3a4c32f39 : FAILURE in 5m 35s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b8a82d4546874ae4b8042316a722642e : SUCCESS in 6m 21s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/45bcde74c4fa4666b3595d781ffb2292 : SUCCESS in 7m 04s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/64599f05dc7144c3ab4ceb153c764f07 : SUCCESS in 7m 07s