old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  import re
  import os
  from setuptools import setup, find_packages
  
  
  with open('cryptographic_fields/__init__.py', 'r') as init_file:
      version = re.search(
          '^__version__ = [\'"]([^\'"]+)[\'"]',
          init_file.read(),
          re.MULTILINE,
      ).group(1)
  
  # allow setup.py to be run from any path
  os.chdir(os.path.normpath(os.path.join(os.path.abspath(__file__), os.pardir)))
  
  setup(
      name='django-cryptographic-fields',
      version=version,
      packages=find_packages(),
      license='MIT',
      include_package_data=True,
      description=(
          'A set of django fields that internally are encrypted using the '
          'cryptography.io native python encryption library.'
      ),
      url='http://github.com/foundertherapy/django-cryptographic-fields/',
      download_url='https://github.com/foundertherapy/django-cryptographic-fields/archive/' + version + '.tar.gz',
      author='Dana Spiegel',
      author_email='nasief304@gmail.com',
      install_requires=[
          'Django>=1.7',
          'cryptography>=0.8.2',
      ],
      keywords=['encryption', 'django', 'fields', ],
  )
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  import re
  import os
  from setuptools import setup, find_packages
  
  
  with open('cryptographic_fields/__init__.py', 'r') as init_file:
      version = re.search(
          '^__version__ = [\'"]([^\'"]+)[\'"]',
          init_file.read(),
          re.MULTILINE,
      ).group(1)
  
  # allow setup.py to be run from any path
  os.chdir(os.path.normpath(os.path.join(os.path.abspath(__file__), os.pardir)))
  
  setup(
      name='django-cryptographic-fields',
      version=version,
      packages=find_packages(),
      license='MIT',
      include_package_data=True,
      description=(
          'A set of django fields that internally are encrypted using the '
          'cryptography.io native python encryption library.'
      ),
      url='http://github.com/foundertherapy/django-cryptographic-fields/',
      download_url='https://github.com/foundertherapy/django-cryptographic-fields/archive/' + version + '.tar.gz',
      author='Dana Spiegel',
      author_email='nasief304@gmail.com',
      install_requires=[
          'Django>=1.7',
          'cryptography>=0.8.2',
          'six>=1.12.0',
      ],
      keywords=['encryption', 'django', 'fields', ],
  )
  
subject: Add six library to the setup.py