old_contents: #!/usr/bin/env python3
  
  import os.path
  from setuptools import find_packages
  from setuptools import setup
  import sys
  
  
  def read(name):
      path = os.path.join(os.path.dirname(__file__), name)
      with open(path) as f:
          return f.read()
  
  
  install_requires = []
  if sys.version_info < (3, 4):
      install_requires += ["enum34"]
  
  
  setup(
      name="arpa",
      version="0.1.0b1",
      author="Stefan Fischer",
      author_email="sfischer13@ymail.com",
      url="https://github.com/sfischer13/python-arpa/",
      license="MIT",
      description="This is a library for reading ARPA n-gram models.",
      long_description=read("README.rst"),
      keywords="ARPA n-gram ngram language model LM language technology LT "
      "computational linguistics CL natural language processing NLP unigram bigram trigram",
      install_requires=install_requires,
      setup_requires=["pytest-runner"],
      tests_require=["pytest"],   
      packages=find_packages("src"),
      package_dir={"": "src"},
      classifiers=[
          "Development Status :: 4 - Beta",
          "Intended Audience :: Developers",
          "Intended Audience :: Information Technology",
          "Intended Audience :: Science/Research",
          "License :: OSI Approved :: MIT License",
          "Operating System :: OS Independent",
          "Programming Language :: Python",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3 :: Only",
          "Programming Language :: Python :: 3.3",
          "Programming Language :: Python :: 3.4",
          "Programming Language :: Python :: 3.5",
          "Programming Language :: Python :: Implementation",
          "Programming Language :: Python :: Implementation :: CPython",
          "Topic :: Scientific/Engineering",
          "Topic :: Scientific/Engineering :: Artificial Intelligence",
          "Topic :: Software Development :: Libraries",
          "Topic :: Software Development :: Libraries :: Python Modules",
          "Topic :: Text Processing",
          "Topic :: Text Processing :: Linguistic"
      ],
      zip_safe=True)
  
new_contents: #!/usr/bin/env python3
  
  import os.path
  from setuptools import find_packages
  from setuptools import setup
  import sys
  
  
  def read(name):
      path = os.path.join(os.path.dirname(__file__), name)
      with open(path) as f:
          return f.read()
  
  
  install_requires = []
  if sys.version_info < (3, 4):
      install_requires += ["enum34"]
  
  
  setup(
      name="arpa",
      version="0.1.0b1",
      author="Stefan Fischer",
      author_email="sfischer13@ymail.com",
      url="https://github.com/sfischer13/python-arpa/",
      license="MIT",
      description="This is a library for reading ARPA n-gram models.",
      long_description=read("README.rst"),
      keywords="ARPA n-gram ngram language model LM language technology LT "
      "computational linguistics CL natural language processing NLP unigram bigram trigram",
      install_requires=install_requires,
      setup_requires=["pytest-runner"],
      tests_require=["pytest"],
      packages=find_packages("src"),
      package_dir={"": "src"},
      classifiers=[
          "Development Status :: 4 - Beta",
          "Intended Audience :: Developers",
          "Intended Audience :: Information Technology",
          "Intended Audience :: Science/Research",
          "License :: OSI Approved :: MIT License",
          "Operating System :: OS Independent",
          "Programming Language :: Python",
          "Programming Language :: Python :: 3",
          "Programming Language :: Python :: 3 :: Only",
          "Programming Language :: Python :: 3.3",
          "Programming Language :: Python :: 3.4",
          "Programming Language :: Python :: 3.5",
          "Programming Language :: Python :: Implementation",
          "Programming Language :: Python :: Implementation :: CPython",
          "Topic :: Scientific/Engineering",
          "Topic :: Scientific/Engineering :: Artificial Intelligence",
          "Topic :: Software Development :: Libraries",
          "Topic :: Software Development :: Libraries :: Python Modules",
          "Topic :: Text Processing",
          "Topic :: Text Processing :: Linguistic"
      ],
      zip_safe=True)
  
subject: Remove unnecessary space