code: def remove_tone(s):
      return s.translate(clearing_tone)
  
file_path: underthesea/examples/text_normalize/process_viwiktionary.py
imports: from os.path import join
  from underthesea.file_utils import DATASETS_FOLDER
  from underthesea.pipeline.word_tokenize.regex_tokenize import VIETNAMESE_CHARACTERS_LOWER, VIETNAMESE_VOWELS_LOWER
  import re
label_desc: Use image node_id 1 for calling a global function with example usage: remove_tone(s) and returns: s