code: def _build_sentence_piece_processor(self):
      # Build SentencePieceProcessor lazily.
      if self.sp is None:
          self.sp = spm.SentencePieceProcessor()
          self.sp.load(self.model)
  
file_path: espnet/espnet2/text/sentencepiece_tokenizer.py
imports: from pathlib import Path
  from typing import Dict, Iterable, List, Union
  import sentencepiece
  from typeguard import check_argument_types
  from espnet2.text.abs_tokenizer import AbsTokenizer
label_desc: Use image node_id 3 for calling the SentencepiecesTokenizer obj's underlying member method code with example usage: obj._build_sentence_piece_processor() without return types