code: def get_model_for_saving(model: nn.Module) -> nn.Module:
      if isinstance(model, nn.DataParallel):
          return model.module
      else:
          return model
  
imports: import copy
  import math
  import os
  import torch
  import torch.nn
  import torch.nn.functional
  from torch.utils.data import Dataset, DataLoader
label_desc: Use image node_id 13 for calling a global function with example usage: get_model_for_saving(model) and returns: model, model