code: def unicode_normalisation(text):
      try:
          text = unicode(text, "utf-8")
      except NameError:  # unicode is a default on python 3
          pass
      return str(text)
  
imports: import os
  import csv
  import re
  import logging
  import torchaudio
  import unicodedata
  from tqdm.contrib import tzip
  import random
  import pandas
  from tqdm import tqdm
  import numpy
  import glob
  from speechbrain.dataio.dataio import read_audio_info
label_desc: Use image node_id 8 for calling a global function with example usage: unicode_normalisation(text) and returns: str