def _setElegant(self, **infiles):
        """ set input parameters for elegant tracking, available keys: 'ltefile', 'elefile'
        """
        ltefile, elefile = infiles['ltefile'], infiles['elefile']
        self.lattice_file = ltefile
        self.elegant_file = elefile
def _setElegant ( self , ** infiles ) : ltefile , elefile = infiles [ 'ltefile' ] , infiles [ 'elefile' ] self . lattice_file = ltefile self . elegant_file = elefile
set input parameters for elegant tracking, available keys: 'ltefile', 'elefile'