code: def test_split_line_with_multipolygon(self):
      poly1 = Polygon(
          [(0, 0), (2, 0), (2, 2), (0, 2), (0, 0)]
      )  # crosses at one point and touches at (0, 0)
      poly2 = Polygon(
          [(0.5, 0.5), (0.5, 1.5), (1.5, 1.5), (1.5, 0.5), (0.5, 0.5)]
      )  # crosses at two points
      poly3 = Polygon(
          [(0, 0), (0, -2), (-2, -2), (-2, 0), (0, 0)]
      )  # not crossing
      splitter = MultiPolygon([poly1, poly2, poly3])
      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 6 for calling the TestSplitLine obj's underlying member method code with example usage: obj.test_split_line_with_multipolygon() without return types