old_contents: #!/usr/bin/env python
  import os
  import re
  
  from setuptools import find_packages, setup
  
  with open(os.path.join(os.path.dirname(__file__), 'README.rst')) as f:
      long_description = f.read()
  
  
  def get_version(package):
      """
      Return package version as listed in `__version__` in `__init__.py`.
      """
      path = os.path.join(os.path.dirname(__file__), package, '__init__.py')
      with open(path, 'rb') as f:
          init_py = f.read().decode('utf-8')
      return re.search("__version__ = ['\"]([^'\"]+)['\"]", init_py).group(1)
  
  
  setup(
      name='prompt_toolkit',
      author='Jonathan Slenders',
      version=get_version('prompt_toolkit'),
      license='BSD-3-Clause',
      url='https://github.com/prompt-toolkit/python-prompt-toolkit',
      description='Library for building powerful interactive command lines in Python',
      long_description=long_description,
      packages=find_packages('.'),
      install_requires=[
          'wcwidth',
      ],
      python_requires='>=3.6',
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: BSD License',
          'Operating System :: OS Independent',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.6',
          'Programming Language :: Python :: 3.7',
          'Programming Language :: Python :: 3 :: Only',
          'Programming Language :: Python',
          'Topic :: Software Development',
      ],
  )
  
new_contents: #!/usr/bin/env python
  import os
  import re
  
  from setuptools import find_packages, setup
  
  with open(os.path.join(os.path.dirname(__file__), 'README.rst')) as f:
      long_description = f.read()
  
  
  def get_version(package):
      """
      Return package version as listed in `__version__` in `__init__.py`.
      """
      path = os.path.join(os.path.dirname(__file__), package, '__init__.py')
      with open(path, 'rb') as f:
          init_py = f.read().decode('utf-8')
      return re.search("__version__ = ['\"]([^'\"]+)['\"]", init_py).group(1)
  
  
  setup(
      name='prompt_toolkit',
      author='Jonathan Slenders',
      version=get_version('prompt_toolkit'),
      url='https://github.com/prompt-toolkit/python-prompt-toolkit',
      description='Library for building powerful interactive command lines in Python',
      long_description=long_description,
      packages=find_packages('.'),
      install_requires=[
          'wcwidth',
      ],
      python_requires='>=3.6',
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: BSD License',
          'Operating System :: OS Independent',
          'Programming Language :: Python :: 3',
          'Programming Language :: Python :: 3.6',
          'Programming Language :: Python :: 3.7',
          'Programming Language :: Python :: 3 :: Only',
          'Programming Language :: Python',
          'Topic :: Software Development',
      ],
  )
  
subject: Remove redundant license parameter