old_contents: import codecs
  import os
  import re
  
  from setuptools import setup
  
  
  def read(*parts):
      """
      Build an absolute path from *parts* and and return the contents of the
      resulting file.  Assume UTF-8 encoding.
      """
      here = os.path.abspath(os.path.dirname(__file__))
      with codecs.open(os.path.join(here, *parts), "rb", "utf-8") as f:
          return f.read()
  
  
  def find_version(*file_paths):
      """
      Build a path from *file_paths* and search for a ``__version__``
      string inside.
      """
      version_file = read(*file_paths)
      version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
                                version_file, re.M)
      if version_match:
          return version_match.group(1)
      raise RuntimeError("Unable to find version string.")
  
  
  setup(
      name="characteristic",
      version=find_version("characteristic.py"),
      description="Say 'yes' to types but 'no' to typing!",
      long_description=(read("README.rst") + "\n\n" +
                        read("HISTORY.rst") + "\n\n" +
                        read("AUTHORS.rst")),
      url="https://github.com/hynek/characteristic/",
      license="MIT",
      author="Hynek Schlawack",
      author_email="hs@ox.cx",
      py_modules=["characteristic", "test_characteristic"],
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Intended Audience :: Developers",
          "Natural Language :: English",
          "License :: OSI Approved :: MIT License",
          "Operating System :: OS Independent",
          "Programming Language :: Python",
          "Programming Language :: Python :: 2",
          "Programming Language :: Python :: 2.6",
          "Programming Language :: Python :: 2.7",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.3",
          "Programming Language :: Python :: 3.4",
          "Programming Language :: Python :: Implementation :: CPython",
          "Programming Language :: Python :: Implementation :: PyPy",
          "Topic :: Software Development :: Libraries :: Python Modules",
      ],
      install_requires=[
      ],
  )
  
new_contents: import codecs
  import os
  import re
  
  from setuptools import setup
  
  
  def read(*parts):
      """
      Build an absolute path from *parts* and and return the contents of the
      resulting file.  Assume UTF-8 encoding.
      """
      here = os.path.abspath(os.path.dirname(__file__))
      with codecs.open(os.path.join(here, *parts), "rb", "utf-8") as f:
          return f.read()
  
  
  def find_version(*file_paths):
      """
      Build a path from *file_paths* and search for a ``__version__``
      string inside.
      """
      version_file = read(*file_paths)
      version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
                                version_file, re.M)
      if version_match:
          return version_match.group(1)
      raise RuntimeError("Unable to find version string.")
  
  
  setup(
      name="characteristic",
      version=find_version("characteristic.py"),
      description="Say 'yes' to types but 'no' to typing!",
      long_description=(read("README.rst") + "\n\n" +
                        read("AUTHORS.rst")),
      url="https://github.com/hynek/characteristic/",
      license="MIT",
      author="Hynek Schlawack",
      author_email="hs@ox.cx",
      py_modules=["characteristic", "test_characteristic"],
      classifiers=[
          "Development Status :: 5 - Production/Stable",
          "Intended Audience :: Developers",
          "Natural Language :: English",
          "License :: OSI Approved :: MIT License",
          "Operating System :: OS Independent",
          "Programming Language :: Python",
          "Programming Language :: Python :: 2",
          "Programming Language :: Python :: 2.6",
          "Programming Language :: Python :: 2.7",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3.3",
          "Programming Language :: Python :: 3.4",
          "Programming Language :: Python :: Implementation :: CPython",
          "Programming Language :: Python :: Implementation :: PyPy",
          "Topic :: Software Development :: Libraries :: Python Modules",
      ],
      install_requires=[
      ],
  )
  
subject: Remove history from setup.py