code: def vocab_size(self) -> int:
      return len(self.vocab2idx)
  
file_path: Kashgari/kashgari/processors/abc_processor.py
imports: from abc import ABC
  from typing import Dict, List, Optional, Any, Tuple
  import numpy
  from kashgari.generators import CorpusGenerator
  from kashgari.types import TextSamplesVar
label_desc: Use image node_id 3 for calling the ABCProcessor obj's underlying member method code with example usage: obj.vocab_size() and returns: len