code: def fetch_options(self, ):
          
          self._options, self._taskfileinfo_options = self.get_refobjinter().fetch_options(self.get_typ(), self.get_element())
          return self._options
docs: Set and return the options for possible files to
          load, replace etc. The stored element will determine the options.
  
          The refobjinterface and typinterface are responsible for providing the options
  
          :returns: the options
          :rtype: :class:`jukeboxcore.gui.treemodel.TreeModel`
          :raises: None