code: def clean_abbreviations(string, version=None):
      abbbreviations = ABBREVIATIONS_COMMON
      if version == "fastpitch":
          abbbreviations = ABBREVIATIONS_TTS_FASTPITCH
      elif version == "expanded":
          abbbreviations.extend = ABBREVIATIONS_EXPANDED
      for regex, replacement in abbbreviations:
          string = re.sub(regex, replacement, string)
      return string
  
file_path: NeMo/nemo/collections/common/parts/preprocessing/cleaners.py
imports: import re
  import inflect
  from text_unidecode import unidecode
  from nemo.utils import logging
label_desc: Use image node_id 4 for calling a global function with example usage: clean_abbreviations(string, version) and returns: string