A recent change in pep/pycodingchecks introduced new warnings as part of the pep8 target that causes pep8 to fail now on CI and we can't backport further patches.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHEA-2018:2086