old_contents: import os
  
  from setuptools import setup
  
  
  classifiers = [
      'Development Status :: 5 - Production/Stable',
      'Intended Audience :: Developers',
      'License :: OSI Approved :: MIT License',
      'Operating System :: OS Independent',
      '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',
      'Programming Language :: Python :: 3.6',
      'Topic :: Software Development :: Libraries',
      'Topic :: Utilities',
  ]
  
  
  def read(fname):
      return open(os.path.join(os.path.dirname(__file__), fname)).read()
  
  
  version = [line for line in read('trafaret_validator/__init__.py').split('\n')
             if '__version__' in line][0]
  exec(version)
  
  
  setup(name='trafaret_validator',
        version=__version__,
        description='A validation library for python using trafaret',
        long_description=read('README.rst'),
        classifiers=classifiers,
        platforms=["any"],
        author='Valeriy Morkovyn',
        author_email='minouts@gmail.com',
        url='https://github.com/Lex0ne/trafaret_validator',
        packages=["trafaret_validator"],
        install_requires=['trafaret'],
        test_suite='tests',
        include_package_data=True,
  )
  
new_contents: import os
  
  from setuptools import setup
  
  
  classifiers = [
      'Development Status :: 5 - Production/Stable',
      'Intended Audience :: Developers',
      'License :: OSI Approved :: MIT License',
      'Operating System :: OS Independent',
      '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',
      'Programming Language :: Python :: 3.6',
      'Programming Language :: Python :: 3.7',
      'Topic :: Software Development :: Libraries',
      'Topic :: Utilities',
  ]
  
  
  def read(fname):
      return open(os.path.join(os.path.dirname(__file__), fname)).read()
  
  
  version = [line for line in read('trafaret_validator/__init__.py').split('\n')
             if '__version__' in line][0]
  exec(version)
  
  
  setup(name='trafaret_validator',
        version=__version__,
        description='A validation library for python using trafaret',
        long_description=read('README.rst'),
        classifiers=classifiers,
        platforms=["any"],
        author='Valeriy Morkovyn',
        author_email='minouts@gmail.com',
        url='https://github.com/Lex0ne/trafaret_validator',
        packages=["trafaret_validator"],
        install_requires=['trafaret'],
        test_suite='tests',
        include_package_data=True,
  )
  
subject: add python 3.7 support