code: def get_multi_io_auto_model(tmp_path):
      return ak.AutoModel(
          [ak.ImageInput(), ak.ImageInput()],
          [ak.RegressionHead(), ak.RegressionHead()],
          directory=tmp_path,
          max_trials=2,
          overwrite=False,
      )
  
imports: from unittest import mock
  import keras_tuner
  import numpy
  import pytest
  import tensorflow
  import autokeras
  from autokeras import test_utils
label_desc: Use image node_id 13 for calling a global function with example usage: get_multi_io_auto_model(tmp_path) and returns: ak