def METHOD_NAME(self) -> Dict:
    """Subword tokenizer to apply after pre-tokenization. Returning
    a dictionary with `bpe` providing the tokenizer name and
    the other items providing the tokenizer-specific arguments.
    Tokenizers are defined in `fairseq.data.encoders.*`"""
    tokenizer = self.config.get("bpe_tokenizer", {"bpe": None})
    return self._auto_convert_to_abs_path(tokenizer)