old_contents: try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  setup(
      name='u-msgpack-python',
      version='2.1',
      description='A portable, lightweight MessagePack serializer and deserializer written in pure Python.',
      author='vsergeev',
      author_email='v at sergeev.io',
      url='https://github.com/vsergeev/u-msgpack-python',
      py_modules=['umsgpack'],
      long_description="""u-msgpack-python is a lightweight `MessagePack <http://msgpack.org/>`_ serializer and deserializer module written in pure Python, compatible with both Python 2 and Python 3, as well as CPython and PyPy implementations of Python. u-msgpack-python is fully compliant with the latest `MessagePack specification <https://github.com/msgpack/msgpack/blob/master/spec.md>`_. In particular, it supports the new binary, UTF-8 string, and application-defined ext types. See https://github.com/vsergeev/u-msgpack-python for more information.""",
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "License :: OSI Approved :: MIT License",
          "Operating System :: OS Independent",
          "Programming Language :: Python",
          "Programming Language :: Python :: 2",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: Implementation :: CPython",
          "Programming Language :: Python :: Implementation :: PyPy",
      ],
      license='MIT',
      keywords='msgpack serialization deserialization',
  )
  
new_contents: try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  setup(
      name='u-msgpack-python',
      version='2.1',
      description='A portable, lightweight MessagePack serializer and deserializer written in pure Python.',
      author='vsergeev',
      author_email='v@sergeev.io',
      url='https://github.com/vsergeev/u-msgpack-python',
      py_modules=['umsgpack'],
      long_description="""u-msgpack-python is a lightweight `MessagePack <http://msgpack.org/>`_ serializer and deserializer module written in pure Python, compatible with both Python 2 and Python 3, as well as CPython and PyPy implementations of Python. u-msgpack-python is fully compliant with the latest `MessagePack specification <https://github.com/msgpack/msgpack/blob/master/spec.md>`_. In particular, it supports the new binary, UTF-8 string, and application-defined ext types. See https://github.com/vsergeev/u-msgpack-python for more information.""",
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "License :: OSI Approved :: MIT License",
          "Operating System :: OS Independent",
          "Programming Language :: Python",
          "Programming Language :: Python :: 2",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: Implementation :: CPython",
          "Programming Language :: Python :: Implementation :: PyPy",
      ],
      license='MIT',
      keywords='msgpack serialization deserialization',
  )
  
subject: fix email address format in setup.py