code: def test_segment1(self):
      results = self.module.segment(
          image="tests/test.jpg",
          labels=["other", "cat"],
          visualization=False,
      )
  
      self.assertIsInstance(results["mix"], np.ndarray)
      self.assertIsInstance(results["color"], np.ndarray)
      self.assertIsInstance(results["gray"], np.ndarray)
      self.assertIsInstance(results["classes"]["other"], np.ndarray)
      self.assertIsInstance(results["classes"]["cat"], np.ndarray)
  
file_path: PaddleHub/modules/image/semantic_segmentation/lseg/test.py
imports: import os
  import shutil
  import unittest
  import cv2
  import numpy
  import requests
  import paddlehub
label_desc: Use image node_id 3 for calling the TestHubModule obj's underlying member method code with example usage: obj.test_segment1() without return types