parameters: (self)
docstring: Returns a default value for given type.
docstring_summary: Returns a default value for given type.
docstring_tokens: Returns a default value for given type .
function: def default_value(self):
          """
      Returns a default value for given type.
      """
          raise NotImplementedError()
function_tokens: def default_value ( self ) : raise NotImplementedError ( )