new_contents: # Lemoneval Project
  # Author: Abhabongse Janthong <6845502+abhabongse@users.noreply.github.com>
  """Extension of NoneType for function argument placeholder."""
  
  class ArgumentDefault():
      """Object to represent empty argument default which evaluates to False."""
  
      def __bool__(self):
          return False
      
  
subject: Add argdefault for empty function argument as default value