code: def skip(save_folder: str, dataset: str) -> bool:
      """Detect when fisher-callhome data preparation can be skipped"""
      is_skip = True
  
      if not os.path.isfile(f"{save_folder}/{dataset}/data.json"):
          is_skip = False
  
      return is_skip
  
imports: import os
  import re
  import json
  import string
  import logging
  import subprocess
  from typing import List
  from dataclasses import dataclass, field
  import torch
  import torchaudio
  from tqdm import tqdm
  from speechbrain.utils.data_utils import get_all_files
  from speechbrain.utils.torch_audio_backend import check_torchaudio_backend
  from speechbrain.augment.time_domain import Resample
label_desc: Use image node_id 2 for calling a global function with example usage: skip(save_folder, dataset) and returns: is_skip