code: def test_image_rtol_constructor(self):
      vals = np.random.rand(20, 20)
      xs = np.linspace(0, 10, 20)
      ys = np.linspace(0, 10, 20)
      ys[-1] += 0.01
      Image(
          {"vals": vals, "xs": xs, "ys": ys},
          ["xs", "ys"],
          "vals",
          rtol=10e-2,
      )
  
file_path: holoviews/holoviews/tests/element/test_image.py
imports: import numpy
  import holoviews
  from holoviews.element import Curve, Image
  from ..utils import LoggingComparisonTestCase
label_desc: Use image node_id 8 for calling the TestImage obj's underlying member method code with example usage: obj.test_image_rtol_constructor() without return types