def init_backend(self, phonemizer_lang: str):
        """
        Initializes the backend.

        Args:
            phonemizer_lang (`str`): The language to be used.
        """
        requires_backends(self, "phonemizer")
        from phonemizer.backend import BACKENDS

        self.backend = BACKENDS[self.phonemizer_backend](phonemizer_lang, language_switch="remove-flags")

        Initializes the backend.

        Args:
            phonemizer_lang (`str`): The language to be used.
        
dpkd/transformers/src/transformers/models/wav2vec2_phoneme/tokenization_wav2vec2_phoneme.py