code: def test_distribution_from_image(self):
      dist = Distribution(
          Image(np.arange(5) * np.arange(5)[:, np.newaxis]), "z"
      )
      assert dist.range(0) == (0, 16)
  
imports: import numpy
  import pandas
  import pytest
  from holoviews.core.dimension import Dimension
  from holoviews.core.options import Compositor, Store
  from holoviews.element import Area, Bivariate, Contours, Curve, Distribution, Image, Points, Polygons
label_desc: Use image node_id 18 for calling the TestStatisticalElement obj's underlying member method code with example usage: obj.test_distribution_from_image() without return types