old_contents: #!/usr/bin/env python
  """
  :Author Patrik Valkovic
  :Created 04.08.2017 19:00
  :Licence GNUv3
  Part of grammpy
  
  """
  
  from distutils.core import setup
  
  
  setup(
      name='grammpy',
      version='1.1.1',
      packages=['grammpy', 'grammpy.Grammars', 'grammpy.exceptions', 'grammpy.Rules'],
      url='https://github.com/PatrikValkovic/grammpy',
      license='GNU General Public License v3.0',
      author='Patrik Valkovic',
      download_url='https://github.com/PatrikValkovic/grammpy/archive/v1.0.1.tar.gz',
      author_email='patrik.valkovic@hotmail.cz',
      description='Package for representing formal grammars.'
  )
  
new_contents: #!/usr/bin/env python
  """
  :Author Patrik Valkovic
  :Created 04.08.2017 19:00
  :Licence GNUv3
  Part of grammpy
  
  """
  
  from setuptools import setup
  
  
  setup(
      name='grammpy',
      version='1.1.1',
      packages=['grammpy', 'grammpy.Grammars', 'grammpy.exceptions', 'grammpy.Rules'],
      url='https://github.com/PatrikValkovic/grammpy',
      license='GNU General Public License v3.0',
      author='Patrik Valkovic',
      download_url='https://github.com/PatrikValkovic/grammpy/archive/v1.0.1.tar.gz',
      author_email='patrik.valkovic@hotmail.cz',
      description='Package for representing formal grammars.'
  )
  
subject: Add usage of setuptools into setup.py