code: def test_phonemize(self):
      for line in self._TEST_CASES.strip().split("\n"):
          text, phone = line.split("/")
          self.assertEqual(
              self.phonemizer.phonemize(text, separator=""), phone
          )
  
imports: import unittest
  from packaging.version import Version
  from TTS.tts.utils.text.phonemizers import ESpeak, Gruut, JA_JP_Phonemizer, ZH_CN_Phonemizer
  from TTS.tts.utils.text.phonemizers.bangla_phonemizer import BN_Phonemizer
  from TTS.tts.utils.text.phonemizers.multi_phonemizer import MultiPhonemizer
label_desc: Use image node_id 2 for calling the TestJA_JPPhonemizer obj's underlying member method code with example usage: obj.test_phonemize() without return types