code: def get_final_norm_layer_id(self):
      return self.layer_keys[FINAL_LAYER_NORM_INDEX]
  
imports: import os
  from typing import Dict
  import torch
  from .reshape_3d_utils import model_3d_desc
  from .reshape_utils import basic_folder_validation, merge_state, partition_data, get_files, get_files_with_prefix
  from .constants import MODEL_FILE_PREFIX, LAYER_FILE_PREFIX
  from .reshape_meg_2d import reshape_meg_2d_parallel, meg_2d_parallel_map
  from .zero_checkpoint import ZeROCheckpoint
  from .constants import *
label_desc: Use image node_id 14 for calling the DeepSpeedCheckpoint obj's underlying member method code with example usage: obj.get_final_norm_layer_id() and returns: self