Build failed. https://zuul.opendev.org/t/openstack/buildset/2b4d03a81cf74349b499c8b1957a618a - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e93b80f35acc45cfab2f83701547059a : SUCCESS in 3m 12s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/357f1b9925bd47d1a6f2a7ab24c27f09 : FAILURE in 4m 52s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/3d25ea0e0e964f2f8a7070c820c230f5 : SUCCESS in 8m 39s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/ebd91e641f104a3aa8ccd553825b5139 : SUCCESS in 7m 54s