code: def test_relate(self):
      # Relate
      assert Point(0, 0).relate(Point(-1, -1)) == "FF0FFF0F2"
  
      # issue #294: should raise TopologicalError on exception
      invalid_polygon = loads(
          "POLYGON ((40 100, 80 100, 80 60, 40 60, 40 100), (60 60, 80 60, 80 40, 60 40, 60 60))"
      )
      assert not invalid_polygon.is_valid
      with pytest.raises((TopologicalError, shapely.GEOSException)):
          invalid_polygon.relate(invalid_polygon)
  
file_path: shapely/shapely/tests/legacy/test_operations.py
imports: import unittest
  import pytest
  import shapely
  from shapely.errors import TopologicalError
  from shapely.geometry import GeometryCollection, LineString, MultiPoint, Point, Polygon
  from shapely.wkt import loads
label_desc: Use image node_id 2 for calling the OperationsTestCase obj's underlying member method code with example usage: obj.test_relate() without return types