code: def reset(self):
      self.predictions = []
      self.img_names = []
      self.lanes = []
      self.eval_results = {}
  
imports: import os
  import cv2
  import numpy
  import os.path
  from functools import partial
  from .metrics import Metric
  from scipy.interpolate import splprep, splev
  from scipy.optimize import linear_sum_assignment
  from shapely.geometry import LineString, Polygon
  from ppdet.utils.logger import setup_logger
label_desc: Use image node_id 2 for calling the CULaneMetric obj's underlying member method code with example usage: obj.reset() without return types