code: def character():
      """
      Character level tokenizer configuration
      """
      return character_tokenizer
  
file_path: annotated_deep_learning_paper_implementations/labml_nn/utils/tokenizer.py
imports: from typing import Callable
  from labml.configs import BaseConfigs, option
label_desc: Use image node_id 3 for calling a global function with example usage: character() and returns: character_tokenizer