old_contents: import os, os.path
  from setuptools import setup
  
  DIR = os.path.dirname(__file__)
  
  with open(os.path.join(DIR, 'README.rst')) as f:
      README = f.read()
  
  import chan
  
  setup(
      name='chan',
      version=chan.__version__,
      description="Chan for Python, lovingly stolen from Go",
      author='Stuart Glaser',
      author_email='stuglaser@gmail.com',
      url='http://github.com/stuglaser/pychan',
      long_description=README,
      keywords='go chan channel select chanselect concurrency',
      license='BSD',
      packages=['chan'],
      classifiers=[
          'Development Status :: 3 - Alpha',
          'License :: OSI Approved :: BSD License',
          'Intended Audience :: Developers',
          'Operating System :: OS Independent',
          'Natural Language :: English',
          'Programming Language :: Python',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 2 :: Only',
      ],
  )
  
new_contents: import os
  import os.path
  from setuptools import setup
  
  DIR = os.path.dirname(__file__)
  
  with open(os.path.join(DIR, 'README.rst')) as f:
      README = f.read()
  
  import chan
  
  setup(
      name='chan',
      version=chan.__version__,
      description="Chan for Python, lovingly stolen from Go",
      author='Stuart Glaser',
      author_email='stuglaser@gmail.com',
      url='http://github.com/stuglaser/pychan',
      long_description=README,
      keywords='go chan channel select chanselect concurrency',
      license='BSD',
      packages=['chan'],
      classifiers=[
          'Development Status :: 3 - Alpha',
          'License :: OSI Approved :: BSD License',
          'Intended Audience :: Developers',
          'Operating System :: OS Independent',
          'Natural Language :: English',
          'Programming Language :: Python',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.4',
      ],
  )
  
subject: Add Python 3 classifier