code: def test_get_item_unsupported_advanced_index(self, slices):
      model = chainer.Sequential(lambda x: F.get_item(x, slices=slices))
      x = input_generator.increasing(2, 3, 4)
  
      with pytest.raises(ValueError):
          export(model, x)
  
imports: import chainer
  import chainer.functions
  from chainer import testing
  import numpy
  import onnx
  import pytest
  from onnx_chainer import export
  from onnx_chainer.testing import input_generator
  from onnx_chainer_tests.helper import ONNXModelChecker
  from onnx_chainer_tests.helper import ONNXModelTest
label_desc: Use image node_id 2 for calling the TestGetItemError obj's underlying member method code with example usage: obj.test_get_item_unsupported_advanced_index(slices) without return types