old_contents: __version__='1.9.21'
  
  # import geo
  # import graphics
  # import gui
  # import util
  
  def get_version():
      return __version__
  
  
new_contents: __version__='1.9.22'
  
  def get_version():
      return __version__
  
  
subject: Set version to v1.9.22. Deleted unused code.