old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  import os
  import sys
  import re
  
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  # different source folders
  version_info = sys.version_info[:2]
  source_folder = {
      (2, 5): 'py25',
      (2, 6): 'py25',
      (2, 7): 'py27',
      (3, 4): 'py34',
      (3, 5): 'py34',
      }.get(version_info, None)
  if not source_folder:
      raise EnvironmentError("unsupported version of Python")
  if not os.path.exists(source_folder):
      raise EnvironmentError("broken distirbution, looking for " +
          repr(source_folder) + " in " +
          os.getcwd()
          )
  
  # load in the project metadata
  init_py = open(os.path.join(source_folder, 'bacpypes', '__init__.py')).read()
  metadata = dict(re.findall("__([a-z]+)__ = '([^']+)'", init_py))
  
  requirements = [
      # no external requirements
  ]
  
  setup_requirements = [
      'pytest-runner',
      ]
  
  test_requirements = [
      'pytest',
      'bacpypes',
  ]
  
  setup(
      name="bacpypes",
      version=metadata['version'],
      description="BACnet Communications Library",
      long_description="BACpypes provides a BACnet application layer and network layer written in Python for daemons, scripting, and graphical interfaces.",
      author=metadata['author'],
      author_email=metadata['email'],
      url="https://github.com/JoelBender/bacpypes",
      packages=[
          'bacpypes',
          'bacpypes.service',
      ],
      package_dir={
          'bacpypes': os.path.join(source_folder, 'bacpypes'),
      },
      include_package_data=True,
      install_requires=requirements,
      license="MIT",
      zip_safe=False,
      classifiers=[
          'Development Status :: 2 - Pre-Alpha',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: BSD License',
          'Natural Language :: English',
          "Programming Language :: Python :: 2",
          'Programming Language :: Python :: 2.5',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
      ],
  
      setup_requires=setup_requirements,
  
      test_suite='tests',
      tests_require=test_requirements,
  )
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  import os
  import sys
  import re
  
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  # different source folders
  version_info = sys.version_info[:2]
  source_folder = {
      (2, 5): 'py25',
      (2, 6): 'py25',
      (2, 7): 'py27',
      (3, 4): 'py34',
      (3, 5): 'py34',
      (3, 6): 'py34',
      }.get(version_info, None)
  if not source_folder:
      raise EnvironmentError("unsupported version of Python")
  if not os.path.exists(source_folder):
      raise EnvironmentError("broken distirbution, looking for " +
          repr(source_folder) + " in " +
          os.getcwd()
          )
  
  # load in the project metadata
  init_py = open(os.path.join(source_folder, 'bacpypes', '__init__.py')).read()
  metadata = dict(re.findall("__([a-z]+)__ = '([^']+)'", init_py))
  
  requirements = [
      # no external requirements
  ]
  
  setup_requirements = [
      'pytest-runner',
      ]
  
  test_requirements = [
      'pytest',
      'bacpypes',
  ]
  
  setup(
      name="bacpypes",
      version=metadata['version'],
      description="BACnet Communications Library",
      long_description="BACpypes provides a BACnet application layer and network layer written in Python for daemons, scripting, and graphical interfaces.",
      author=metadata['author'],
      author_email=metadata['email'],
      url="https://github.com/JoelBender/bacpypes",
      packages=[
          'bacpypes',
          'bacpypes.service',
      ],
      package_dir={
          'bacpypes': os.path.join(source_folder, 'bacpypes'),
      },
      include_package_data=True,
      install_requires=requirements,
      license="MIT",
      zip_safe=False,
      classifiers=[
          'Development Status :: 2 - Pre-Alpha',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: BSD License',
          'Natural Language :: English',
          "Programming Language :: Python :: 2",
          'Programming Language :: Python :: 2.5',
          'Programming Language :: Python :: 2.6',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
          'Programming Language :: Python :: 3.6',
      ],
  
      setup_requires=setup_requirements,
  
      test_suite='tests',
      tests_require=test_requirements,
  )
  
subject: Fix setup.py for Python 3.6