code: def str2bool(string):
      """Convert a string to a boolean value."""
      return string.lower() in ("yes", "true", "t", "1")
  
file_path: speechbrain/recipes/DNS/noisyspeech_synthesizer/utils.py
imports: import os
  import csv
  from shutil import copyfile
  import glob
label_desc: Use image node_id 3 for calling a global function with example usage: str2bool(string) and returns: unknown