code: def split_vietnamese_syllable(self):
      pass
  
file_path: underthesea/examples/vietnamese_ipa/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 4 for calling the Word obj's underlying member method code with example usage: obj.split_vietnamese_syllable() without return types