old_contents: import os
  
  from distutils.core import setup
  
  def read(*paths):
      """Build a file path from *paths* and return the contents."""
      with open(os.path.join(*paths), 'r') as f:
          return f.read()
  
  setup(name='pygraphml',
      version='2.0',
      author='Hadrien Mary',
      author_email='hadrien.mary@gmail.com',
      description='Small library to parse GraphML files in Python',
      long_description=read('README.md'),
      url='https://github.com/hadim/pygraphml/',
      packages=['pygraphml'],
      classifiers=[
              'Development Status :: 5 - Production/Stable',
              'Intended Audience :: Developers',
              'Natural Language :: English',
              'License :: OSI Approved :: BSD License',
              'Operating System :: OS Independent',
              'Programming Language :: Python',
              'Programming Language :: Python :: 2',
              'Programming Language :: Python :: 2.7',
              'Programming Language :: Python :: 3',
              'Programming Language :: Python :: 3.3',
          ],)
  
new_contents: import os
  
  from setuptools import setup
  
  def read(*paths):
      """Build a file path from *paths* and return the contents."""
      with open(os.path.join(*paths), 'r') as f:
          return f.read()
  
  setup(name='pygraphml',
      version='2.0',
      author='Hadrien Mary',
      author_email='hadrien.mary@gmail.com',
      description='Small library to parse GraphML files in Python',
      long_description=read('README.md'),
      url='https://github.com/hadim/pygraphml/',
      packages=['pygraphml'],
      classifiers=[
              'Development Status :: 5 - Production/Stable',
              'Intended Audience :: Developers',
              'Natural Language :: English',
              'License :: OSI Approved :: BSD License',
              'Operating System :: OS Independent',
              'Programming Language :: Python',
              'Programming Language :: Python :: 2',
              'Programming Language :: Python :: 2.7',
              'Programming Language :: Python :: 3',
              'Programming Language :: Python :: 3.3',
          ],)
  
subject: Update setup