def iterate_fs(self):
        # type: () -> Iterator[Tuple[Text, FS]]
        """Get iterator that returns (name, fs) in priority order.
        """
        if self._fs_sequence is None:
            self._fs_sequence = [
                (name, fs)
                for name, (_order, fs) in sorted(
                    self._filesystems.items(), key=itemgetter(1), reverse=True
                )
            ]
        return iter(self._fs_sequence)
def iterate_fs ( self ) : if self . _fs_sequence is None : self . _fs_sequence = [ ( name , fs ) for name , ( _order , fs ) in sorted ( self . _filesystems . items ( ) , key = itemgetter ( 1 ) , reverse = True ) ] return iter ( self . _fs_sequence )
Get iterator that returns (name, fs) in priority order.