code: def test_get_intersection(self):
      x, y, width, height = 1, 1, 256, 256
      shapely_box = get_shapely_box(x, y, width, height)
  
      coco_segmentation = [[1, 1, 325, 125, 250, 200, 5, 200]]
      shapely_annotation = ShapelyAnnotation.from_coco_segmentation(
          coco_segmentation
      )
  
      intersection_shapely_annotation = (
          shapely_annotation.get_intersection(shapely_box)
      )
  
      test_list = intersection_shapely_annotation.to_list()[0]
      true_list = [
          (0, 0),
          (4, 199),
          (249, 199),
          (256, 192),
          (256, 97),
          (0, 0),
      ]
      for i in range(len(test_list)):
          for j in range(2):
              self.assertEqual(
                  int(test_list[i][j]), int(true_list[i][j])
              )
  
      self.assertEqual(
          intersection_shapely_annotation.to_coco_segmentation(),
          [
              [
                  0,
                  0,
                  4,
                  199,
                  249,
                  199,
                  256,
                  192,
                  256,
                  97,
              ]
          ],
      )
  
      self.assertEqual(
          intersection_shapely_annotation.to_xywh(), [0, 0, 256, 199]
      )
  
      self.assertEqual(
          intersection_shapely_annotation.to_xyxy(), [0, 0, 256, 199]
      )
  
file_path: sahi/tests/test_shapelyutils.py
imports: import unittest
  from sahi.utils.shapely import MultiPolygon, ShapelyAnnotation, get_shapely_box, get_shapely_multipolygon
label_desc: Use image node_id 4 for calling the TestShapelyUtils obj's underlying member method code with example usage: obj.test_get_intersection() without return types