code: def test_bald1(self):
      results = self.module.bald(paths=["tests/test.jpg"])
      data_0 = results[0]["data_0"]
      data_1 = results[0]["data_1"]
      data_2 = results[0]["data_2"]
      self.assertIsInstance(data_0, np.ndarray)
      self.assertIsInstance(data_1, np.ndarray)
      self.assertIsInstance(data_2, np.ndarray)
  
file_path: PaddleHub/modules/image/Image_gan/gan/stgan_bald/test.py
imports: import os
  import shutil
  import unittest
  import cv2
  import requests
  import numpy
  import paddlehub
label_desc: Use image node_id 3 for calling the TestHubModule obj's underlying member method code with example usage: obj.test_bald1() without return types