old_contents: from distutils.core import setup
  from distutils.command.install_data import install_data
  from distutils.command.install import INSTALL_SCHEMES
  
  import os
  import sys
  
  BASE_PACKAGE = 'vocab'
  
  class osx_install_data(install_data):
      # On MacOS, the platform-specific lib dir is /System/Library/Framework/Python/.../
      # which is wrong. Python 2.5 supplied with MacOS 10.5 has an Apple-specific fix
      # for this in distutils.command.install_data#306. It fixes install_lib but not
      # install_data, which is why we roll our own install_data class.
  
      def finalize_options(self):
          # By the time finalize_options is called, install.install_lib is set to the
          # fixed directory, so we set the installdir to install_lib. The
          # install_data class uses ('install_data', 'install_dir') instead.
          self.set_undefined_options('install', ('install_lib', 'install_dir'))
          install_data.finalize_options(self)
  
  if sys.platform == "darwin":
      cmdclasses = {'install_data': osx_install_data}
  else:
      cmdclasses = {'install_data': install_data}
  
  def fullsplit(path, result=None):
      """
      Split a pathname into components (the opposite of os.path.join) in a
      platform-neutral way.
      """
      if result is None:
          result = []
      head, tail = os.path.split(path)
      if head == '':
          return [tail] + result
      if head == path:
          return result
      return fullsplit(head, [tail] + result)
  
  # Tell distutils to put the data_files in platform-specific installation
  # locations. See here for an explanation:
  # http://groups.google.com/group/comp.lang.python/browse_thread/thread/35ec7b2fed36eaec/2105ee4d9e8042cb
  for scheme in INSTALL_SCHEMES.values():
      scheme['data'] = scheme['purelib']
  
  # Compile the list of packages available, because distutils doesn't have
  # an easy way to do this.
  packages, data_files = [], []
  root_dir = os.path.dirname(__file__)
  if root_dir != '':
      os.chdir(root_dir)
  
  for dirpath, dirnames, filenames in os.walk(BASE_PACKAGE):
      # Ignore dirnames that start with '.'
      for i, dirname in enumerate(dirnames):
          if dirname.startswith('.'):
              del dirnames[i]
      if '__init__.py' in filenames:
          packages.append('.'.join(fullsplit(dirpath)))
      elif filenames:
          data_files.append([dirpath, [os.path.join(dirpath, f) for f in filenames]])
  
  # Small hack for working with bdist_wininst.
  # See http://mail.python.org/pipermail/distutils-sig/2004-August/004134.html
  if len(sys.argv) > 1 and sys.argv[1] == 'bdist_wininst':
      for file_info in data_files:
          file_info[0] = '\\PURELIB\\%s' % file_info[0]
  
  version = __import__(BASE_PACKAGE).get_version()
  
  setup(
      version = version,
      name = 'harvest-vocab',
      author = 'Byron Ruth',
      author_email = 'ruthb@email.chop.edu',
      description = 'A Harvest Stack app for modeling hierarchical data',
      license = 'BSD',
      keywords = 'django harvest avocado cilantro vocabulary hierarchical',
      url = 'https://github.com/cbmi/harvest-vocab',
  
      packages = packages,
      cmdclass = cmdclasses,
  
      install_requires = ['cilantro>=0.9.1b7', 'avocado>=0.9.1b4'],
  
      data_files = data_files,
      classifiers = [
          'Development Status :: 4 - Beta',
          'Framework :: Django',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: BSD License',
          'Operating System :: OS Independent',
          'Programming Language :: Python',
          'Topic :: Internet :: WWW/HTTP',
      ],
  )
  
new_contents: import sys
  from setuptools import setup, find_packages
  
  kwargs = {
      # Packages
      'packages': find_packages(exclude=['tests', '*.tests', '*.tests.*', 'tests.*']),
      'include_package_data': True,
  
      # Dependencies
      'install_requires': [
          'serrano>=2.0.18,<2.1',
      ],
  
      # Test dependencies
      'tests_require': [
          'coverage',
      ],
  
      'test_suite': 'test_suite',
  
      # Optional dependencies
      'extras_require': {},
  
      # Metadata
      'name': 'harvest-vocab',
      'version': __import__('vocab').get_version(),
      'author': 'Byron Ruth',
      'author_email': 'b@devel.io',
      'description': 'A Harvest Stack app for modeling hierarchical data',
      'license': 'BSD',
      'keywords': 'django harvest avocado cilantro vocabulary hierarchical',
      'url': 'https://github.com/cbmi/harvest-vocab/',
      'classifiers': [
          'Development Status :: 5 - Production/Stable',
          'License :: OSI Approved :: BSD License',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Framework :: Django',
          'Topic :: Internet :: WWW/HTTP',
          'Intended Audience :: Developers',
          'Intended Audience :: Science/Research',
          'Intended Audience :: Healthcare Industry',
      ],
  }
  
  setup(**kwargs)
  
subject: Simplify setup.py