Build failed. https://zuul.opendev.org/t/openstack/buildset/33662a54b1544aef900222683bdf56d1 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b9fc91c2e9a643c1b6beff122d4587fc : FAILURE in 7m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e492a4cfc160461085080941b938f3bc : SUCCESS in 5m 34s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/1811f962c1914f9aad34466c8e830f81 : SUCCESS in 5m 00s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/4f8188c7df084e7ca94439cb80c069ce : SUCCESS in 5m 54s