old_contents: #!/usr/bin/env python
  
  from setuptools import setup
  
  setup(name='isort',
        version='1.3.0',
        description='A Python utility / library to sort Python imports.',
        author='Timothy Crosley',
        author_email='timothy.crosley@gmail.com',
        url='https://github.com/timothycrosley/isort',
        download_url='https://github.com/timothycrosley/isort/archive/1.3.0.tar.gz',
        license="MIT",
        scripts=['scripts/isort'],
        packages=['isort'],
        requires=['pies', 'natsort'],
        install_requires=['pies>=1.0.3', 'natsort>=3.0.0'])
  
new_contents: #!/usr/bin/env python
  
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  setup(name='isort',
        version='1.3.0',
        description='A Python utility / library to sort Python imports.',
        author='Timothy Crosley',
        author_email='timothy.crosley@gmail.com',
        url='https://github.com/timothycrosley/isort',
        download_url='https://github.com/timothycrosley/isort/archive/1.3.0.tar.gz',
        license="MIT",
        scripts=['scripts/isort'],
        packages=['isort'],
        requires=['pies', 'natsort'],
        install_requires=['pies>=1.0.3', 'natsort>=3.0.0'])
  
subject: Use distutils if setuptools is not available