code: def test_polygons_holes_initialize(self):
      from bokeh.models import MultiPolygons
  
      xs = [1, 2, 3, np.nan, 6, 7, 3]
      ys = [2, 0, 7, np.nan, 7, 5, 2]
      holes = [
          [
              [(1.5, 2), (2, 3), (1.6, 1.6)],
              [(2.1, 4.5), (2.5, 5), (2.3, 3.5)],
          ],
          [],
      ]
      poly = HoloMap(
          {
              0: Polygons([{"x": xs, "y": ys, "holes": holes}]),
              1: Polygons([{"x": xs, "y": ys}]),
          }
      )
      plot = bokeh_renderer.get_plot(poly)
      glyph = plot.handles["glyph"]
      self.assertTrue(plot._has_holes)
      self.assertIsInstance(glyph, MultiPolygons)
  
imports: import datetime
  import numpy
  import pandas
  from bokeh.models import CategoricalColorMapper, LinearColorMapper
  from holoviews.core import HoloMap, NdOverlay
  from holoviews.core.options import Cycle
  from holoviews.element import Contours, Path, Polygons
  from holoviews.plotting.bokeh.util import property_to_dict
  from holoviews.streams import PolyDraw
  from holoviews.util.transform import dim
  from .test_plot import TestBokehPlot, bokeh_renderer
label_desc: Use image node_id 14 for calling the TestPolygonPlot obj's underlying member method code with example usage: obj.test_polygons_holes_initialize() without return types