old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  import os
  import sys
  
  
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  if sys.argv[-1] == 'publish':
      os.system('python setup.py sdist upload')
      sys.exit()
  
  readme = open('README.rst').read()
  history = open('HISTORY.rst').read().replace('.. :changelog:', '')
  
  setup(
      name='clarify_python',
      version='3.0.0',
      description='The Clarify Python 3 Helper Library wraps the entire Clarify API in a Python 3.x Client class.',
      long_description=readme + '\n\n' + history,
      author='Paul Murphy',
      author_email='paul@clarify.io',
      url='https://github.com/Clarify/clarify_python',
      packages=[
          'clarify_python',
      ],
      package_dir={'clarify_python':
                   'clarify_python'},
      include_package_data=True,
      install_requires=[
          'urllib3',
          'certifi'
      ],
      license="MIT",
      zip_safe=False,
      keywords='clarify_python clarify',
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: MIT License',
          'Natural Language :: English',
          "Programming Language :: Python :: 3",
      ],
      tests_require=[
          'httpretty<=0.8.10', # 0.8.12 breaks python3
          'behave>=1.2.5'
      ],
      test_suite='tests',
  )
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  import os
  import sys
  
  
  try:
      from setuptools import setup
  except ImportError:
      from distutils.core import setup
  
  if sys.argv[-1] == 'publish':
      os.system('python setup.py sdist upload')
      sys.exit()
  
  readme = open('README.rst').read()
  history = open('HISTORY.rst').read().replace('.. :changelog:', '')
  
  setup(
      name='clarify_python',
      version='3.0.0',
      description='The Clarify Python 3 Helper Library wraps the entire Clarify API in a Python 3.x Client class.',
      long_description=readme + '\n\n' + history,
      author='Paul Murphy',
      author_email='paul@clarify.io',
      url='https://github.com/Clarify/clarify_python',
      packages=[
          'clarify_python',
      ],
      package_dir={'clarify_python':
                   'clarify_python'},
      include_package_data=True,
      install_requires=[
          'urllib3',
          'certifi'
      ],
      license="MIT",
      zip_safe=False,
      keywords='clarify_python clarify',
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: MIT License',
          'Natural Language :: English',
          "Programming Language :: Python :: 3",
      ],
      tests_require=[
          # httpretty 0.8.11 breaks due to being unable to find / open
          # a requirements file
          # httpretty 0.8.12 breaks due to having invalid python3 lambda
          # syntax
          'httpretty<=0.8.10',
          'behave>=1.2.5'
      ],
      test_suite='tests',
  )
  
subject: Document why 0.8.10 is important