old_contents: import io
  import os
  import re
  from setuptools import setup, find_packages
  
  
  def find_version():
      file_dir = os.path.dirname(__file__)
      with io.open(os.path.join(file_dir, 'auth0', '__init__.py')) as f:
          version = re.search(r'^__version__ = [\'"]([^\'"]*)[\'"]', f.read())
          if version:
              return version.group(1)
          else:
              raise RuntimeError("Unable to find version string.")
  
  
  with open('README.rst') as f:
      long_description = f.read()
  
  
  setup(
      name='auth0-python',
      version=find_version(),
      description='Auth0 Python SDK',
      long_description=long_description,
      author='Auth0',
      author_email='support@auth0.com',
      license='MIT',
      packages=find_packages(),
      install_requires=['requests'],
      extras_require={'test': ['mock']},
      classifiers=[
          'Development Status :: 4 - Beta',
          'Intended Audience :: Developers',
          'Operating System :: OS Independent',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.2',
          'Programming Language :: Python :: 3.3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
      ],
      url='https://github.com/auth0/auth0-python',
  )
  
new_contents: import io
  import os
  import re
  from setuptools import setup, find_packages
  
  
  def find_version():
      file_dir = os.path.dirname(__file__)
      with io.open(os.path.join(file_dir, 'auth0', '__init__.py')) as f:
          version = re.search(r'^__version__ = [\'"]([^\'"]*)[\'"]', f.read())
          if version:
              return version.group(1)
          else:
              raise RuntimeError("Unable to find version string.")
  
  
  with io.open('README.rst', encoding='utf-8') as f:
      long_description = f.read()
  
  
  setup(
      name='auth0-python',
      version=find_version(),
      description='Auth0 Python SDK',
      long_description=long_description,
      author='Auth0',
      author_email='support@auth0.com',
      license='MIT',
      packages=find_packages(),
      install_requires=['requests'],
      extras_require={'test': ['mock']},
      classifiers=[
          'Development Status :: 4 - Beta',
          'Intended Audience :: Developers',
          'Operating System :: OS Independent',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python :: 2.7',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.2',
          'Programming Language :: Python :: 3.3',
          'Programming Language :: Python :: 3.4',
          'Programming Language :: Python :: 3.5',
      ],
      url='https://github.com/auth0/auth0-python',
  )
  
subject: Use io.open with UTF-8 encoding to avoid UnicodeDecodeError