Comment 1 for bug 1876073

looks like it could be related to pep517 at last that's where the trace is coming from

12:55 < marios> zbr: well you can see here it is where the error is coming from
12:55 < marios> zbr: 2020-04-30 03:41:04.887579 | centos-8 | File
"/home/zuul/src/opendev.org/openstack/tripleo-ansible/.tox/role-addition/lib/python3.6/site-packages/pip/_vendor/pep517/_in_process.py", line 76, in _build_backend
12:55 < marios> 2020-04-30 03:41:04.887592 | centos-8 | AttributeError: module 'setuptools.build_meta' has no attribute '__legacy__'
12:55 < marios> https://f90bbe801532b1321206-1f2089e8a25dfa4acbcd47153d041690.ssl.cf2.rackcdn.com/721292/18/check/tripleo-ansible-centos-8-role-addition/f39b625/job-output.txt

can we consider pip extra_args --no-use-pep517 for workaround. This blocks the gate (e.g. there https://review.opendev.org/#/c/721292/ )