code: def get_2d_parallel_state(self, tp_index: int, pp_index: int) -> dict:
      assert tp_index < self.tp_degree
      assert pp_index < self.pp_degree
      fname_list = self.get_2d_parallel_files(
          tp_index=tp_index, pp_index=pp_index
      )
      sd_list = [
          torch.load(fname, map_location=torch.device("cpu"))
          for fname in fname_list
      ]
  
      merged_sd = None
      for sd in sd_list:
          if merged_sd is None:
              merged_sd = sd
          else:
              merged_sd = merge_state(merged_sd, sd)
  
      return merged_sd
  
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 21 for calling the DeepSpeedCheckpoint obj's underlying member method code with example usage: obj.get_2d_parallel_state(tp_index, pp_index) and returns: merged_sd