code: def normalize_grc(text: str) -> str:
      """The function for all default Greek normalization."""
      text_oxia_converted = tonos_oxia_converter(text=text)  # type: str
      text_oxia_converted_norm = cltk_normalize(
          text=text_oxia_converted
      )
      text_punct_processed = remove_odd_punct(
          text=text_oxia_converted_norm
      )
      return text_punct_processed
  
imports: from cltk.alphabet.text_normalization import cltk_normalize, remove_odd_punct, split_leading_punct, split_trailing_punct
label_desc: Use image node_id 4 for calling a global function with example usage: normalize_grc(text) and returns: text_punct_processed