code: def __call__(self, data):
      return self.save(data)
  
imports: import copy
  import logging
  import os
  import pathlib
  from typing import Hashable, Sequence, Tuple, Union
  import torch
  from expiring_dict import ExpiringDict
  from monai.config import KeysCollection
  from monai.data import MetaTensor
  from monai.transforms import Transform
  from monai.utils import ensure_tuple
  from monailabel.utils.others.generic import md5_digest
  from monailabel.utils.sessions import Sessions
label_desc: Use image node_id 2 for calling the CacheTransformDatad obj's underlying member method code with example usage: obj.__call__(data) and returns: self