code: def strtobool(val):
      """Convert a string representation of truth to int, true (1) or false (0).
  
      True values are 'y', 'yes', 't', 'true', 'on', and '1'; false values
      are 'n', 'no', 'f', 'false', 'off', and '0'.  Raises ValueError if
      'val' is anything else.
  
      Parameters
      ----------
      val : str
          A string representation of truth.
  
      Returns
      -------
      int, 0 or 1
          val coerced to int
          1 if val is a true value, 0 if val is a false value (see above)
  
      Raises
      ------
      ValueError
          If val is anything other than the strings above.
      """
      val = val.lower()
      if val in ("y", "yes", "t", "true", "on", "1"):
          return 1
      elif val in ("n", "no", "f", "false", "off", "0"):
          return 0
      else:
          raise ValueError(f"invalid truth value {val!r}")
  
label_desc: Use image node_id 1 for calling a global function with example usage: strtobool(val) and returns: int, int