code: def test_sentence_tokenize(self):
      self.assertRaises(
          AssertionError, self.test_processor.sentence_tokenize, sents
      )
      self.assertEqual(
          2, len(self.test_processor.sentence_tokenize(sents[0]))
      )
      self.assertEqual(
          [
              "we're playing ping pang ball, you " "are so lazy.",
              "She's so beautiful!",
          ],
          self.test_processor.sentence_tokenize(sents[0]),
      )
  
file_path: textflint/test/common/preprocess/test_en_processor.py
imports: import unittest
  from textflint.common.preprocess.en_processor import EnProcessor
label_desc: Use image node_id 1 for calling the TestEnProcessor obj's underlying member method code with example usage: obj.test_sentence_tokenize() without return types