  
      from selfdrive.car.honda.values import CAR
      from selfdrive.car.honda.interface import CarInterface
  
      self.planner = LongitudinalPlanner(CarInterface.get_non_essential_params(CAR.CIVIC), init_v=self.speed)
  
    @property
    def current_time(self):
      return float(self.rk.frame) / self.rate
  
 
</s> remove     CP = CarInterface.get_non_essential_params("mock")
 </s> add     CP = CarInterface.get_params("mock") </s> remove   def get_non_essential_params(cls, candidate: str):
    """
    Parameters essential to controlling the car may be incomplete or wrong without FW versions or fingerprints.
    """
    return cls.get_params(candidate, gen_empty_fingerprint(), list(), False)
 </s> add   def get_params(cls, candidate: str, fingerprint: Optional[Dict[int, Dict[int, int]]] = None, car_fw: Optional[List[car.CarParams.CarFw]] = None, experimental_long: bool = False):
    if fingerprint is None:
      fingerprint = gen_empty_fingerprint()

    if car_fw is None:
      car_fw = list() </s> remove   @classmethod
  def get_params(cls, candidate: str, fingerprint: Dict[int, Dict[int, int]], car_fw: List[car.CarParams.CarFw], experimental_long: bool):
 </s> add  </s> remove     CP = CarInterface.get_non_essential_params(CAR.CIVIC)
 </s> add     CP = CarInterface.get_params(CAR.CIVIC) </s> remove     CP = CarInterface.get_non_essential_params(car_name)
 </s> add     CP = CarInterface.get_params(car_name)
    self.planner = LongitudinalPlanner(CarInterface.get_params(CAR.CIVIC), init_v=self.speed)
  
      from selfdrive.car.honda.values import CAR
      from selfdrive.car.honda.interface import CarInterface
  
    self.planner = LongitudinalPlanner(CarInterface.get_params(CAR.CIVIC), init_v=self.speed)
  
    @property
    def current_time(self):
      return float(self.rk.frame) / self.rate
  
keep keep keep keep replace keep keep keep keep keep
 Revert "Car interface: require fingerprint and FW versions to get params (#26766)"

This reverts commit b68dabb689104ef0819a6c881b800076deb866f6. 
selfdrive/test/longitudinal_maneuvers/plant.py