code: def __call__(self, transcript: List[str]) -> List[List[int]]:
      return [[self.dictionary[c] for c in word] for word in transcript]
  
imports: from abc import ABC, abstractmethod
  from typing import Dict, List
  import torch
  import torchaudio.functional
  from torch import Tensor
  from torchaudio.functional import TokenSpan
label_desc: Use image node_id 2 for calling the Tokenizer obj's underlying member method code with example usage: obj.__call__(transcript) and returns: unknown