code: def italian_text_preprocessing(text: str) -> str:
      return text.lower()
  
file_path: NeMo/nemo/collections/common/tokenizers/text_to_speech/tokenizer_utils.py
imports: import re
  import unicodedata
  from builtins import str
  from typing import List, Tuple
label_desc: Use image node_id 8 for calling a global function with example usage: italian_text_preprocessing(text) and returns: text