code: def close(self):
      print("stat:", self.widx, self.wlabel)
  
file_path: insightface/reconstruction/jmlr/rec_builder.py
imports: import pickle
  import numpy
  import os
  import os.path
  import glob
  import argparse
  import cv2
  import time
  import datetime
  import pickle
  import sklearn
  import mxnet
  from utils.utils_config import get_config
  from dataset import FaceDataset, Rt26dof
label_desc: Use image node_id 4 for calling the RecBuilder obj's underlying member method code with example usage: obj.close() without return types