old_contents: '''
  yet another static checker for Python code
  '''
  
  __version__ = '0.12.5'
  
new_contents: '''
  yet another static checker for Python code
  '''
  
  import sys
  
  type(b'')  # Python >= 2.6 is required
  if sys.version_info < (3, 2):
      raise RuntimeError('Python >= 3.2 is required')
  
  __all__ = []
  __version__ = '0.12.5'
  
subject: Add Python version check.