code: def test_belarusian_text_to_phonemes(self):
      try:
          os.environ["BEL_FANETYKA_JAR"]
      except KeyError:
          warnings.warn(
              "You need to define 'BEL_FANETYKA_JAR' environment variable as path to the fanetyka.jar file to test Belarusian phonemizer",
              Warning,
          )
          return
  
      for line in _TEST_CASES.strip().split("\n"):
          text, phonemes = line.split("/")
          self.assertEqual(belarusian_text_to_phonemes(text), phonemes)
  
imports: import os
  import unittest
  import warnings
  from TTS.tts.utils.text.belarusian.phonemizer import belarusian_text_to_phonemes
label_desc: Use image node_id 1 for calling the TestText obj's underlying member method code with example usage: obj.test_belarusian_text_to_phonemes() without return types