code: def _utt2spk_keydict(path):
      utt2spk = {}
      with open(path, "r") as fi:
          for line in fi:
              utt, spk = line.strip().split()
              utt2spk[utt] = spk
      return utt2spk
  
imports: import speechbrain.utils.edit_distance
  import speechbrain.dataio.wer
label_desc: Use image node_id 3 for calling a global function with example usage: _utt2spk_keydict(path) and returns: utt2spk