old_contents: from setuptools import setup
  from distutils.extension import Extension
  try:
      from Cython.Distutils import build_ext
  except ImportError:
      print "-------------------------------------------------"
      print "Please install Cython: (try 'pip install cython')"
      print "-------------------------------------------------"
  
  setup(
          name='gffutils',
          cmdclass={'build_ext': build_ext},
          install_requires=['cython'],
          ext_modules=[Extension('gfffeature', sources=['gffutils/gfffeature.pyx'])],
          packages=['gffutils'],
          author='Ryan Dale',
          package_dir={'gffutils': 'gffutils'},
          description="Work with GFF and GTF files in a flexible database framework",
          author_email='dalerr@niddk.nih.gov',
          url='none',
      )
  
new_contents: from setuptools import setup
  from distutils.extension import Extension
  try:
      from Cython.Distutils import build_ext
  except ImportError:
      print "-------------------------------------------------"
      print "Please install Cython: (try 'pip install cython')"
      print "-------------------------------------------------"
  
  setup(
          name='gffutils',
          cmdclass={'build_ext': build_ext},
          install_requires=['cython'],
          ext_modules=[Extension('gffutils.gfffeature', sources=['gffutils/gfffeature.pyx'])],
          packages=['gffutils'],
          author='Ryan Dale',
          package_dir={'gffutils': 'gffutils'},
          description="Work with GFF and GTF files in a flexible database framework",
          author_email='dalerr@niddk.nih.gov',
          url='none',
      )
  
subject: put gfffeature.so in the right place