code: def test_ints_unequal(self):
      try:
          self.assertEqual(3, 4)
      except AssertionError as e:
          self.assertEqual(str(e), "3 != 4")
  
imports: import numpy
  from holoviews.core import BoundingBox
  from holoviews.element.comparison import ComparisonTestCase
label_desc: Use image node_id 2 for calling the SimpleComparisonTest obj's underlying member method code with example usage: obj.test_ints_unequal() without return types