def set_tgt_lang_special_tokens(self, lang: str) -> None:
        """Reset the special tokens to the target language setting. No prefix and suffix=[eos, tgt_lang_code]."""
        self.cur_lang_code = self.lang_code_to_id[lang]
        self.prefix_tokens = []
        self.suffix_tokens = [self.eos_token_id, self.cur_lang_code]
Reset the special tokens to the target language setting. No prefix and suffix=[eos, tgt_lang_code].
dpkd/transformers/src/transformers/models/mbart/tokenization_mbart.py