code: def trim_mos(val):
      return min(max(val, 1), 5)
  
file_path: speechbrain/recipes/Voicebank/MTL/ASR_enhance/composite_eval.py
imports: from scipy.linalg import toeplitz
  from tqdm import tqdm
  from pesq import pesq
  import librosa
  import numpy
  import os
  import sys
label_desc: Use image node_id 2 for calling a global function with example usage: trim_mos(val) and returns: min