code: def test_bounds_unequal(self):
      try:
          self.assertEqual(
              BoundingBox(radius=0.5), BoundingBox(radius=0.7)
          )
      except AssertionError as e:
          self.assertEqual(
              str(e),
              "BoundingBox(radius=0.5) != BoundingBox(radius=0.7)",
          )
  
imports: import numpy
  from holoviews.core import BoundingBox
  from holoviews.element.comparison import ComparisonTestCase
label_desc: Use image node_id 15 for calling the SimpleComparisonTest obj's underlying member method code with example usage: obj.test_bounds_unequal() without return types