code: def test_simple_2(self):
      text = "hôm nay"
      actual = sent_tokenize(text)
      expected = ["hôm nay"]
      self.assertEqual(actual, expected)
  
imports: from unittest import TestCase
  from underthesea import sent_tokenize
label_desc: Use image node_id 2 for calling the TestSentTokenize obj's underlying member method code with example usage: obj.test_simple_2() without return types