code: def dump_results(self, success):
          
          system = self.system
  
          t, _ = elapsed()
  
          if success and (not system.files.no_output):
  
              # system.varout.dump()
              system.varout.dump_np_vars()
              _, s = elapsed(t)
              logger.info('Simulation data dumped in {:s}.'.format(s))
docs: Dump simulation results to ``dat`` and ``lst`` files
  
          Returns
          -------
          None