old_contents: #!/usr/bin/env python
  
  from distutils.core import setup
  
  setup(name='isort',
        version='1.2.4',
        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/blob/master'
                     '/dist/isort-1.2.4.tar.gz?raw=true',
        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
  
  from setuptools import setup
  
  setup(name='isort',
        version='1.2.4',
        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/blob/master'
                     '/dist/isort-1.2.4.tar.gz?raw=true',
        license="MIT",
        scripts=['scripts/isort'],
        packages=['isort'],
        requires=['pies', 'natsort'],
        install_requires=['pies>=1.0.3', 'natsort>=3.0.0'])
  
subject: Use setuptools