code: def displ_item(self, index):
      sample, ann = self.__getitem__(index), self.annotation[index]
      visual_key = "image" if "image" in ann else "video"
  
      return OrderedDict(
          {
              "file": ann[visual_key],
              "caption": ann["caption"],
              visual_key: sample[visual_key],
          }
      )
  
imports: import os
  from collections import OrderedDict
  from lavis.datasets.datasets.base_dataset import BaseDataset
  from PIL import Image
label_desc: Use image node_id 1 for calling the __DisplMixin obj's underlying member method code with example usage: obj.displ_item(index) and returns: OrderedDict