code: def test_empty_geom_conversion(self):
      path = Path([])
      self.assertEqual(path.geom(), GeometryCollection())
  
imports: import numpy
  from holoviews.element.comparison import ComparisonTestCase
  from shapely.geometry import GeometryCollection, Polygon, Point, LineString, LinearRing, MultiPolygon, MultiLineString, MultiPoint
  from geoviews.element import Rectangles, Path, Polygons, Points, Segments
label_desc: Use image node_id 1 for calling the TestPath obj's underlying member method code with example usage: obj.test_empty_geom_conversion() without return types