code: def test_ipa_tokenizer_it_it(self):
      input_text = "Ciao mondo"
      expected_output = "tʃˈao mˈondo"
  
      g2p = IpaG2p(phoneme_dict=self.PHONEME_DICT_IT, locale="it-IT")
      tokenizer = IPATokenizer(g2p=g2p, locale="it-IT")
      chars, tokens = self._parse_text(tokenizer, input_text)
  
      assert chars == expected_output
  
imports: import pytest
  from nemo.collections.common.tokenizers.text_to_speech.tts_tokenizers import EnglishCharsTokenizer, FrenchCharsTokenizer, GermanCharsTokenizer, IPATokenizer, ItalianCharsTokenizer, SpanishCharsTokenizer
  from nemo.collections.tts.g2p.models.i18n_ipa import IpaG2p
label_desc: Use image node_id 12 for calling the TestTTSTokenizers obj's underlying member method code with example usage: obj.test_ipa_tokenizer_it_it() without return types