code: def test_classification3(self):
      results = self.module.classification(
          images=[cv2.imread("tests/test.jpg")], use_gpu=True
      )
      data = results[0]
      self.assertTrue("象牙" in data)
      self.assertTrue(data["象牙"] > 0.2)
  
file_path: PaddleHub/modules/image/classification/resnet50_vd_wildanimals/test.py
imports: import os
  import shutil
  import unittest
  import cv2
  import requests
  import paddlehub
label_desc: Use image node_id 5 for calling the TestHubModule obj's underlying member method code with example usage: obj.test_classification3() without return types