Not able to build on RHEL/Centos 7 with python 2.7.5

[Jason Separovic]

[root@localhost arpreq-0.3.3]# python -V
Python 2.7.5

[root@localhost arpreq-0.3.3]# python setup.py bdist_rpm --python /usr/bin/python
/usr/lib64/python2.7/distutils/dist.py:267: UserWarning: Unknown distribution option: 'python_requires'
  warnings.warn(msg)
Traceback (most recent call last):
  File "setup.py", line 70, in <module>
    'Topic :: System :: Networking',
  File "/usr/lib64/python2.7/distutils/core.py", line 112, in setup
    _setup_distribution = dist = klass(attrs)
  File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 265, in __init__
    self.fetch_build_eggs(attrs.pop('setup_requires'))
  File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 289, in fetch_build_eggs
    parse_requirements(requires), installer=self.fetch_build_egg
  File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 618, in resolve
    dist = best[req.key] = env.best_match(req, self, installer)
  File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 862, in best_match
    return self.obtain(req, installer) # try and download/install
  File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 874, in obtain
    return installer(requirement)
  File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 339, in fetch_build_egg
    return cmd.easy_install(req)
  File "/usr/lib/python2.7/site-packages/setuptools/command/easy_install.py", line 623, in easy_install
    return self.install_item(spec, dist.location, tmpdir, deps)
  File "/usr/lib/python2.7/site-packages/setuptools/command/easy_install.py", line 653, in install_item
    dists = self.install_eggs(spec, download, tmpdir)
  File "/usr/lib/python2.7/site-packages/setuptools/command/easy_install.py", line 849, in install_eggs
    return self.build_and_install(setup_script, setup_base)
  File "/usr/lib/python2.7/site-packages/setuptools/command/easy_install.py", line 1130, in build_and_install
    self.run_setup(setup_script, setup_base, args)
  File "/usr/lib/python2.7/site-packages/setuptools/command/easy_install.py", line 1115, in run_setup
    run_setup(setup_script, args)
  File "/usr/lib/python2.7/site-packages/setuptools/sandbox.py", line 69, in run_setup
    lambda: execfile(
  File "/usr/lib/python2.7/site-packages/setuptools/sandbox.py", line 120, in run
    return func()
  File "/usr/lib/python2.7/site-packages/setuptools/sandbox.py", line 71, in <lambda>
    {'__file__':setup_script, '__name__':'__main__'}
  File "setup.py", line 76, in <module>

  File "/usr/lib64/python2.7/distutils/core.py", line 112, in setup
    _setup_distribution = dist = klass(attrs)
  File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 269, in __init__
    _Distribution.__init__(self,attrs)
  File "/usr/lib64/python2.7/distutils/dist.py", line 287, in __init__
    self.finalize_options()
  File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 302, in finalize_options
    ep.load()(self, ep.name, value)
  File "build/bdist.linux-x86_64/egg/setuptools_scm/integration.py", line 10, in version_keyword
  File "build/bdist.linux-x86_64/egg/setuptools_scm/version.py", line 66, in _warn_if_setuptools_outdated
setuptools_scm.version.SetuptoolsOutdatedWarning: your setuptools is too old (<12)

[Jason Separovic]

Turns out the bug is in setup tools.
an update to setuptools fixed the issue:
pip install -U setuptools