code: def get_multi_window_deepar(hyperparameters=None, **kwargs):
      """Wrap DeepAR inside MultiWindowBacktestingModel."""
      if hyperparameters is None:
          hyperparameters = {"epochs": 1, "num_batches_per_epoch": 1}
      model_base_kwargs = {**kwargs, "hyperparameters": hyperparameters}
      return MultiWindowBacktestingModel(
          model_base=DeepARModel,
          model_base_kwargs=model_base_kwargs,
          **kwargs,
      )
  
file_path: autogluon/timeseries/tests/unittests/models/test_multi_window_model.py
imports: import os
  import shutil
  import tempfile
  import pytest
  from autogluon.timeseries.models import DeepARModel, ETSModel
  from autogluon.timeseries.models.multi_window import MultiWindowBacktestingModel
  from autogluon.timeseries.splitter import ExpandingWindowSplitter
  from ..common import DUMMY_TS_DATAFRAME, dict_equal_primitive
label_desc: Use image node_id 1 for calling a global function with example usage: get_multi_window_deepar(hyperparameters) and returns: MultiWindowBacktestingModel