code: def test_split_line_with_polygon(self):
      # crosses at two points --> return 3 segments
      splitter = Polygon([(1, 0), (1, 2), (2, 2), (2, 0), (1, 0)])
      self.helper(self.ls, splitter, 3)
  
      # crosses at one point and touches boundary --> return 2 segments
      splitter = Polygon([(0, 0), (1, 2), (2, 2), (1, 0), (0, 0)])
      self.helper(self.ls, splitter, 2)
  
      # exterior crosses at one point and touches at (0, 0)
      # interior crosses at two points
      splitter = Polygon(
          [(0, 0), (2, 0), (2, 2), (0, 2), (0, 0)],
          [
              [
                  (0.5, 0.5),
                  (0.5, 1.5),
                  (1.5, 1.5),
                  (1.5, 0.5),
                  (0.5, 0.5),
              ]
          ],
      )
      self.helper(self.ls, splitter, 4)
  
imports: import unittest
  import pytest
  from shapely.errors import GeometryTypeError
  from shapely.geometry import LineString, MultiLineString, MultiPoint, MultiPolygon, Point, Polygon
  from shapely.ops import linemerge, split, unary_union
label_desc: Use image node_id 5 for calling the TestSplitLine obj's underlying member method code with example usage: obj.test_split_line_with_polygon() without return types