code: def test_get_bbox(self):
      bbox = [0, 1, 2, 2]
      net1 = get_bbox_after_aug(aug_info=None, bbox=bbox)
      self.assertTrue(net1 == bbox)
  
      net2 = get_bbox_after_aug(
          aug_info={
              "crop_box": [0, 0, 0.5, 0.5],
              "pad_ratio": [1, 1],
              "flip": True,
          },
          bbox=bbox,
      )
      self.assertTrue(net2 is None)
  
      net3 = get_bbox_after_aug(
          aug_info={
              "crop_box": [0, 0, 1, 2],
              "pad_ratio": [1, 1],
              "flip": True,
          },
          bbox=bbox,
      )
      self.assertTrue(net3 == [0.0, 0.5, 1.0, 1.0])
  
imports: import unittest
  from towhee.models.acar_net.utils import get_bbox_after_aug
label_desc: Use image node_id 1 for calling the TestUtils obj's underlying member method code with example usage: obj.test_get_bbox() without return types