code: def handle_target(self, request, controller_args, controller_kwargs):
          
          try:
              param_args, param_kwargs = self.normalize_target_params(
                  request=request,
                  controller_args=controller_args,
                  controller_kwargs=controller_kwargs
              )
              ret = self.target(*param_args, **param_kwargs)
              if not ret:
                  raise ValueError("{} check failed".format(self.__class__.__name__))
  
          except CallError:
              raise
  
          except Exception as e:
              self.handle_error(e)
docs: Internal method for this class
  
          handles normalizing the passed in values from the decorator using
          .normalize_target_params() and then passes them to the set .target()