code: def test_dimension_comparison_range_unequal2(self):
      try:
          self.assertEqual(self.dimension5, self.dimension6)
      except AssertionError as e:
          self.assertEqual(
              str(e),
              "Dimension parameter 'range' mismatched: (None, None) != (0, 1)",
          )
  
imports: from holoviews.core import Dimension, Dimensioned
  from holoviews.element.comparison import ComparisonTestCase
label_desc: Use image node_id 9 for calling the DimensionsComparisonTestCase obj's underlying member method code with example usage: obj.test_dimension_comparison_range_unequal2() without return types