Description of problem:

When rebuilding python-gitlab

Exception occurred:
  File "/usr/lib/python3.7/site-packages/sphinx/ext/autodoc/__init__.py", line 537, in add_content
    for i, line in enumerate(self.process_doc(docstrings)):
RuntimeError: generator raised StopIteration
The full traceback has been saved in /tmp/sphinx-err-2r1sysec.log, if you want to report the issue to the developers.
Please also report this if it was a user error, so that a better error message can be provided next time.
A bug report can be filed in the tracker at <https://github.com/sphinx-doc/sphinx/issues>. Thanks!
error: Bad exit status from /var/tmp/rpm-tmp.MTPtXQ (%build)
    Bad exit status from /var/tmp/rpm-tmp.MTPtXQ (%build)


so looks like sphinx is non functional with python 3.7.