code: def _get_stacked_angle_test_data():
      return _get_angle_test_data(
          area_def=_angle_cache_stacked_area_def(),
          chunks=(5, (2, 2, 1)),
      )
  
imports: import contextlib
  import warnings
  from copy import deepcopy
  from datetime import datetime, timedelta
  from glob import glob
  from typing import Optional, Union
  from unittest import mock
  import dask.array
  import numpy
  import pytest
  import xarray
  from pyresample.geometry import AreaDefinition, StackedAreaDefinition
  import satpy
  from satpy.utils import PerformanceWarning
label_desc: Use image node_id 4 for calling a global function with example usage: _get_stacked_angle_test_data() and returns: _get_angle_test_data