class_docstr: BaseDataset for PGLBox.
      
code: def pass_generator(self):
      raise NotImplementedError
  
imports: import os
  import time
  import threading
  import traceback
  import numpy
  import paddle
  from paddle.distributed import fleet
  import paddle.fluid
  from pgl.utils.logger import log
  import util
  import helper
  from place import get_cuda_places
  import models.model_util
label_desc: Use image node_id 4 for calling the BaseDataset obj's underlying member method code with example usage: obj.pass_generator() without return types