code: def test_polygon_from_empty():
      polygon = Polygon()
      assert polygon.is_empty
      assert polygon.exterior.coords[:] == []
  
      polygon = Polygon([])
      assert polygon.is_empty
      assert polygon.exterior.coords[:] == []
  
imports: import numpy
  import pytest
  from shapely import LinearRing, LineString, Point, Polygon
  from shapely.coords import CoordinateSequence
  from shapely.errors import TopologicalError
  from shapely.wkb import loads
label_desc: Use image node_id 22 for calling a global function with example usage: test_polygon_from_empty() without return types