old_contents: from distutils.core import setup
  
  
  setup(
      name='grammpy',
      version='0.1.0',
      packages=['grammpy'],
      url='https://github.com/PatrikValkovic/grammpy',
      license='GNU General Public License v3.0',
      author='Patrik Valkovic',
      download_url='https://github.com/PatrikValkovic/grammpy/archive/v0.1.0.tar.gz',
      author_email='patrik.valkovic@hotmail.cz',
      description='Package for representing formal grammars.'
  )
  
new_contents: from distutils.core import setup
  
  
  setup(
      name='grammpy',
      version='0.1.0',
      packages=['grammpy', 'grammpy.Grammars', 'grammpy.exceptions'],
      url='https://github.com/PatrikValkovic/grammpy',
      license='GNU General Public License v3.0',
      author='Patrik Valkovic',
      download_url='https://github.com/PatrikValkovic/grammpy/archive/v0.1.0.tar.gz',
      author_email='patrik.valkovic@hotmail.cz',
      description='Package for representing formal grammars.'
  )
  
subject: Correct packages in setup.py