Build failed. https://zuul.opendev.org/t/openstack/buildset/c732c4359da142d3b4c4730af03c716f - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a2c6f2065b0d4a4b9d754517b4effa86 : SUCCESS in 3m 05s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3a84f8e2c3fd4f619a125f9a16f15817 : FAILURE in 3m 41s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/f5293d788e0c4658bab962be1fdf4ca9 : SUCCESS in 3m 04s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/79a27800b1454edbb0885002a07eadf6 : FAILURE in 2m 47s