code: def __iter__(self):
      return self
  
file_path: PaddleDetection/ppdet/modeling/lane_utils.py
imports: import os
  import cv2
  import numpy
  from scipy.interpolate import InterpolatedUnivariateSpline
label_desc: Use image node_id 5 for calling the Lane obj's underlying member method code with example usage: obj.__iter__() and returns: self