old_contents: #!/usr/bin/env python
  import os
  from setuptools import setup, find_packages
  import pyvim
  
  long_description = open(
      os.path.join(
          os.path.dirname(__file__),
          'README.rst'
      )
  ).read()
  
  
  setup(
      name='pyvim',
      author='Jonathan Slenders',
      version=pyvim.__version__,
      license='LICENSE',
      url='https://github.com/jonathanslenders/pyvim',
      description='Pure Pyton Vi Implementation',
      long_description=long_description,
      packages=find_packages('.'),
      install_requires = [
          'prompt-toolkit==0.35',
          'ptpython==0.9',  # For the Python completion (with Jedi.)
          'pyflakes',       # For Python error reporting.
          'docopt',         # For command line arguments.
      ],
      entry_points={
          'console_scripts': [
              'pyvim = pyvim.entry_points.run_pyvim:run',
          ]
      },
  )
  
new_contents: #!/usr/bin/env python
  import os
  from setuptools import setup, find_packages
  import pyvim
  
  long_description = open(
      os.path.join(
          os.path.dirname(__file__),
          'README.rst'
      )
  ).read()
  
  
  setup(
      name='pyvim',
      author='Jonathan Slenders',
      version=pyvim.__version__,
      license='LICENSE',
      url='https://github.com/jonathanslenders/pyvim',
      description='Pure Pyton Vi Implementation',
      long_description=long_description,
      packages=find_packages('.'),
      install_requires = [
          'prompt-toolkit==0.37',
          'ptpython==0.10',  # For the Python completion (with Jedi.)
          'pyflakes',       # For Python error reporting.
          'docopt',         # For command line arguments.
      ],
      entry_points={
          'console_scripts': [
              'pyvim = pyvim.entry_points.run_pyvim:run',
          ]
      },
  )
  
subject: Upgrade to prompt_toolkit==0.37.