old_contents: import os
  import re
  import sys
  from setuptools import setup, find_packages
  
  
  install_requires = ['pyzmq>=13.1']
  
  tests_require = install_requires + ['msgpack>=0.5.0']
  
  extras_require = {'rpc': ['msgpack>=0.5.0']}
  
  
  def read(f):
      return open(os.path.join(os.path.dirname(__file__), f)).read().strip()
  
  
  def read_version():
      regexp = re.compile(r"^__version__\W*=\W*'([\d.abrc]+)'")
      init_py = os.path.join(os.path.dirname(__file__), 'aiozmq', '__init__.py')
      with open(init_py) as f:
          for line in f:
              match = regexp.match(line)
              if match is not None:
                  return match.group(1)
          else:
              raise RuntimeError('Cannot find version in aiozmq/__init__.py')
  
  
  classifiers = [
      'License :: OSI Approved :: BSD License',
      'Intended Audience :: Developers',
      'Programming Language :: Python :: 3',
      'Programming Language :: Python :: 3.5',
      'Programming Language :: Python :: 3.6',
      'Operating System :: POSIX',
      'Operating System :: MacOS :: MacOS X',
      'Operating System :: Microsoft :: Windows',
      'Environment :: Web Environment',
      'Development Status :: 4 - Beta',
      'Framework :: AsyncIO',
  ]
  
  
  setup(name='aiozmq',
        version=read_version(),
        description=('ZeroMQ integration with asyncio.'),
        long_description='\n\n'.join((read('README.rst'), read('CHANGES.txt'))),
        classifiers=classifiers,
        platforms=['POSIX', 'Windows', 'MacOS X'],
        author='Nikolay Kim',
        author_email='fafhrd91@gmail.com',
        maintainer='Andrew Svetlov',
        maintainer_email='andrew.svetlov@gmail.com',
        url='http://aiozmq.readthedocs.org',
        download_url='https://pypi.python.org/pypi/aiozmq',
        license='BSD',
        packages=find_packages(),
        install_requires=install_requires,
        tests_require=tests_require,
        extras_require=extras_require,
        entry_points={
            'console_scripts': [
                'aiozmq-proxy = aiozmq.cli.proxy:main',
                ],
            },
        include_package_data=True)
  
new_contents: import os
  import re
  from setuptools import setup, find_packages
  
  
  install_requires = ['pyzmq>=13.1']
  
  tests_require = install_requires + ['msgpack>=0.5.0']
  
  extras_require = {'rpc': ['msgpack>=0.5.0']}
  
  
  def read(f):
      return open(os.path.join(os.path.dirname(__file__), f)).read().strip()
  
  
  def read_version():
      regexp = re.compile(r"^__version__\W*=\W*'([\d.abrc]+)'")
      init_py = os.path.join(os.path.dirname(__file__), 'aiozmq', '__init__.py')
      with open(init_py) as f:
          for line in f:
              match = regexp.match(line)
              if match is not None:
                  return match.group(1)
          else:
              raise RuntimeError('Cannot find version in aiozmq/__init__.py')
  
  
  classifiers = [
      'License :: OSI Approved :: BSD License',
      'Intended Audience :: Developers',
      'Programming Language :: Python :: 3',
      'Programming Language :: Python :: 3.5',
      'Programming Language :: Python :: 3.6',
      'Operating System :: POSIX',
      'Operating System :: MacOS :: MacOS X',
      'Operating System :: Microsoft :: Windows',
      'Environment :: Web Environment',
      'Development Status :: 4 - Beta',
      'Framework :: AsyncIO',
  ]
  
  
  setup(name='aiozmq',
        version=read_version(),
        description=('ZeroMQ integration with asyncio.'),
        long_description='\n\n'.join((read('README.rst'), read('CHANGES.txt'))),
        classifiers=classifiers,
        platforms=['POSIX', 'Windows', 'MacOS X'],
        author='Nikolay Kim',
        author_email='fafhrd91@gmail.com',
        maintainer='Andrew Svetlov',
        maintainer_email='andrew.svetlov@gmail.com',
        url='http://aiozmq.readthedocs.org',
        download_url='https://pypi.python.org/pypi/aiozmq',
        license='BSD',
        packages=find_packages(),
        install_requires=install_requires,
        tests_require=tests_require,
        extras_require=extras_require,
        entry_points={
            'console_scripts': [
                'aiozmq-proxy = aiozmq.cli.proxy:main',
                ],
            },
        include_package_data=True)
  
subject: remove unused import