code: def get_preprocessor_by_name(name):
      """Returns the respective preprocessing function."""
      thismodule = sys.modules[__name__]
      return getattr(thismodule, name.lower())
  
imports: import os
  from glob import glob
  import re
  import sys
  from pathlib import Path
  from tqdm import tqdm
  from TTS.tts.utils.generic_utils import split_dataset
label_desc: Use image node_id 3 for calling a global function with example usage: get_preprocessor_by_name(name) and returns: getattr