old_contents: from setuptools import setup
  
  setup(
      name='DuraLex',
      version='0.1',
      install_requires=[
          'html5lib',
          'simplejson',
          'beautifulsoup4'
      ],
      scripts=[
          'bin/duralex'
      ]
  )
  
new_contents: from setuptools import setup
  
  setup(
      name='DuraLex',
      version='0.1',
      install_requires=[
          'html5lib',
          'simplejson',
          'beautifulsoup4'
      ],
      packages=[
          'duralex'
      ],
      scripts=[
          'bin/duralex'
      ]
  )
  
subject: Declare duralex as a package in setup.py.