code: def set_images(self, images):
      self.image_dir = images
      self.roidbs = self._load_images()
  
imports: import os
  import copy
  import numpy
  from paddle.io import Dataset
  from ppdet.core.workspace import register, serializable
  from ppdet.utils.download import get_dataset_path
  from ppdet.data import source
  from ppdet.utils.logger import setup_logger
label_desc: Use image node_id 8 for calling the ImageFolder obj's underlying member method code with example usage: obj.set_images(images) without return types