Veo el siguiente error al configurar Pyparser en CentOS 7 a través de pip

/usr/bin/python2 -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-PMzCYU/pycparser/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /tmp/pip-0bpBrX-record/install-record.txt --single-version-externally-managed --compile
Traceback (most recent call last):<p></p>

File "", line 1, in init.py", line 12, in 
    import setuptools.version
File "/usr/lib/python2.7/site-packages/setuptools/version.py", line 1, in 
    import pkg_resources
  File "/usr/lib/python2.7/site-packages/pkg_resources/<strong>init</strong>.py", line 72, in 
    import packaging.requirements
  File "/usr/lib/python2.7/site-packages/packaging/requirements.py", line 59, in 
    MARKER_EXPR = originalTextFor(MARKER_EXPR())("marker")
TypeError: <strong>call</strong>() takes exactly 2 arguments (1 given)