code: def test_expand_dims_negative2(self):
      for xp in (numpy, cupy):
          a = testing.shaped_arange((2, 3), xp)
          with pytest.raises(numpy.AxisError):
              xp.expand_dims(a, -4)
  
imports: import unittest
  import numpy
  import pytest
  import cupy
  from cupy.cuda import runtime
  from cupy import testing
label_desc: Use image node_id 19 for calling the TestDims obj's underlying member method code with example usage: obj.test_expand_dims_negative2() without return types