code: def sanity_check(self, ckpt_file_name):
      pass
  
imports: import torch
  import os
  import copy
  import collections
  import json
  from abc import ABC, abstractmethod
  from deepspeed.utils import logger
  from deepspeed.runtime.checkpoint_engine.torch_checkpoint_engine import TorchCheckpointEngine
  from .weight_quantizer import WeightQuantization
label_desc: Use image node_id 11 for calling the SDLoaderBase obj's underlying member method code with example usage: obj.sanity_check(ckpt_file_name) without return types