old_contents: from os import path
  import sys
  
  from setuptools import setup
  
  from guv import __version__
  
  if sys.version_info < (3, 2):
      raise Exception('amqpy requires Python 3.2 or higher')
  
  classifiers = [
      "License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)",
      "Operating System :: MacOS :: MacOS X",
      "Operating System :: POSIX",
      # "Operating System :: Microsoft :: Windows",
      "Programming Language :: Python",
      "Programming Language :: Python :: 3.2",
      "Programming Language :: Python :: 3.3",
      "Programming Language :: Python :: 3.4",
      "Topic :: Internet",
      "Topic :: Software Development :: Libraries :: Python Modules",
      "Intended Audience :: Developers",
      "Development Status :: 3 - Alpha",
  ]
  
  setup(
      name='guv',
      version=__version__,
      description='Python 3 networking library based on greenlets and libuv',
      author='V G',
      author_email='veegee@veegee.org',
      url='http://guv.readthedocs.org',
      install_requires=['greenlet>=0.4.0', 'cffi>=0.8.0'],
      zip_safe=False,
      long_description=open(path.join(path.dirname(__file__), 'README.rst')).read(),
      tests_require=['pytest>=2.6'],
      classifiers=classifiers
  )
  
new_contents: from os import path
  import sys
  
  from setuptools import setup
  
  from guv import __version__
  
  if sys.version_info < (3, 2):
      raise Exception('guv requires Python 3.2 or higher')
  
  classifiers = [
      "License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)",
      "Operating System :: MacOS :: MacOS X",
      "Operating System :: POSIX",
      # "Operating System :: Microsoft :: Windows",
      "Programming Language :: Python",
      "Programming Language :: Python :: 3.2",
      "Programming Language :: Python :: 3.3",
      "Programming Language :: Python :: 3.4",
      "Topic :: Internet",
      "Topic :: Software Development :: Libraries :: Python Modules",
      "Intended Audience :: Developers",
      "Development Status :: 3 - Alpha",
  ]
  
  setup(
      name='guv',
      version=__version__,
      description='Python 3 networking library based on greenlets and libuv',
      author='V G',
      author_email='veegee@veegee.org',
      url='http://guv.readthedocs.org',
      install_requires=['greenlet>=0.4.0', 'cffi>=0.8.0'],
      zip_safe=False,
      long_description=open(path.join(path.dirname(__file__), 'README.rst')).read(),
      tests_require=['pytest>=2.6'],
      classifiers=classifiers
  )
  
subject: Fix error message string