text: import pickle
  import gluonnlp as nlp
  
  from pathlib import Path
  
  chosung_list = ['ㄱ', 'ㄲ', 'ㄴ', 'ㄷ', 'ㄸ', 'ㄹ',
                  'ㅁ', 'ㅂ', 'ㅃ', 'ㅅ', 'ㅆ', 'ㅇ',
                  'ㅈ', 'ㅉ', 'ㅊ', 'ㅋ', 'ㅌ', 'ㅍ', 'ㅎ']
  jungsung_list = ['ㅏ', 'ㅐ', 'ㅑ', 'ㅒ', 'ㅓ', 'ㅔ',
                   'ㅕ', 'ㅖ', 'ㅗ', 'ㅘ', 'ㅙ', 'ㅚ',
                   'ㅛ', 'ㅜ', 'ㅝ', 'ㅞ', 'ㅟ', 'ㅠ', 'ㅡ', 'ㅢ', 'ㅣ']
  jongsung_list = [' ', 'ㄱ', 'ㄲ', 'ㄳ', 'ㄴ', 'ㄵ', 'ㄶ', 'ㄷ', 'ㄹ',
                   'ㄺ', 'ㄻ', 'ㄼ', 'ㄽ', 'ㄾ', 'ㄿ', 'ㅀ', 'ㅁ', 'ㅂ',
                   'ㅄ', 'ㅅ', 'ㅆ', 'ㅇ', 'ㅈ', 'ㅊ', 'ㅋ', 'ㅌ', 'ㅍ', 'ㅎ']
  
  
  jamo_list = sorted(set(chosung_list + jungsung_list + jongsung_list))
  print(jamo_list)
  counter = nlp.data.count_tokens(jamo_list)
  vocab = nlp.Vocab(counter=counter, bos_token=None, eos_token=None)
  
  # vocab.pkl 저장
  with open(Path.cwd() / '..' / 'data_in' / 'vocab.pkl', mode='wb') as io:
      pickle.dump(vocab, io)
  