code: def test_image_rtol_config(self):
      vals = np.random.rand(20, 20)
      xs = np.linspace(0, 10, 20)
      ys = np.linspace(0, 10, 20)
      ys[-1] += 0.001
      image_rtol = hv.config.image_rtol
      hv.config.image_rtol = 10e-3
      Image({"vals": vals, "xs": xs, "ys": ys}, ["xs", "ys"], "vals")
      hv.config.image_rtol = image_rtol
  
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 9 for calling the TestImage obj's underlying member method code with example usage: obj.test_image_rtol_config() without return types