class_docstr: Test for the MultiInterface and GeomDictInterface.
code: def test_multi_geom_dataset_line_string_coord_values(self):
      geoms = [sgeom.LineString([(0, 0), (3, 3), (6, 0)])]
      mds = Dataset(geoms, kdims=["x", "y"], datatype=[self.datatype])
      self.assertEqual(mds.dimension_values("x"), np.array([0, 3, 6]))
      self.assertEqual(mds.dimension_values("y"), np.array([0, 3, 0]))
  
imports: from unittest import SkipTest
  import numpy
  import pandas
  from holoviews.core.data import Dataset, MultiInterface
  from holoviews.core.data.interface import DataError
  from holoviews.element import Polygons, Path
  from holoviews.element.comparison import ComparisonTestCase
  from holoviews.tests.core.data.test_multiinterface import MultiBaseInterfaceTest
  from geoviews.data.geom_dict import GeomDictInterface
label_desc: Use image node_id 9 for calling the GeomInterfaceTest obj's underlying member method code with example usage: obj.test_multi_geom_dataset_line_string_coord_values() without return types