code: def test_style_transfer6(self):
      self.assertRaises(
          cv2.error,
          self.module.style_transfer,
          images=["tests/test.jpg"],
      )
  
file_path: PaddleHub/modules/image/Image_gan/style_transfer/animegan_v1_hayao_60/test.py
imports: import os
  import shutil
  import unittest
  import cv2
  import numpy
  import requests
  import paddlehub
label_desc: Use image node_id 8 for calling the TestHubModule obj's underlying member method code with example usage: obj.test_style_transfer6() without return types