old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  import os
  
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  
  def read_file(filename):
      path = os.path.join(os.path.dirname(__file__), filename)
      with open(path) as f:
          return f.read()
  
  
  def read_requirements(filename):
      contents = read_file(filename).strip('\n')
      dependencies_without_comments = [
          line.split()[0]
          for line in contents.split('\n')
          if line != '' and not line.startswith('#')
      ]
      return dependencies_without_comments
  
  
  readme = read_file('README.rst')
  history = read_file('HISTORY.rst')
  requirements = read_requirements('requirements.txt')
  test_requirements = read_requirements('requirements_dev.txt')
  
  
  setup(
      name='serialization',
      version='1.0.0',
      description='Smart serialization library for Python language',
      long_description=readme + '\n\n' + history,
      author='Mateusz Probachta',
      author_email='mateusz.probachta@pragmaticcoders.com',
      url='https://github.com/pragmaticcoders/serialization',
      packages=[
          'serialization',
      ],
      include_package_data=True,
      install_requires=requirements,
      extras_require = {
          'sexp': ['twisted<15.5'],
      },
      license='GPL',
      zip_safe=False,
      keywords='serialization',
      classifiers=[
          'Development Status :: 2 - Pre-Alpha',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: GNU General Public License (GPL)',
          'Natural Language :: English',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
      ],
      tests_require=test_requirements,
  )
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  import os
  
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  
  def read_file(filename):
      path = os.path.join(os.path.dirname(__file__), filename)
      with open(path) as f:
          return f.read()
  
  
  def read_requirements(filename):
      contents = read_file(filename).strip('\n')
      dependencies_without_comments = [
          line.split()[0]
          for line in contents.split('\n')
          if line != '' and not line.startswith('#')
      ]
      return dependencies_without_comments
  
  
  readme = read_file('README.rst')
  history = read_file('HISTORY.rst')
  requirements = read_requirements('requirements.txt')
  test_requirements = read_requirements('requirements_dev.txt')
  
  
  setup(
      name='serialization',
      version='1.0.0',
      description='Smart serialization library for Python language',
      long_description=readme + '\n\n' + history,
      author='Sebastien Merle, Marek Kowalski, Mateusz Probachta',
      author_email=[
          's.merle@gmail.com,'
          'kowalski0123@gmail.com,'
          'mateusz.probachta@pragmaticcoders.com'
      ],
      url='https://github.com/pragmaticcoders/serialization',
      packages=['serialization'],
      include_package_data=True,
      install_requires=requirements,
      extras_require = {'sexp': ['twisted<15.5']},
      license='GPL',
      zip_safe=False,
      keywords='serialization',
      classifiers=[
          'Development Status :: 2 - Pre-Alpha',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: GNU General Public License (GPL)',
          'Natural Language :: English',
          'Programming Language :: Python :: 2',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
      ],
      tests_require=test_requirements,
  )
  
subject: Update authors of the package.