old_contents: # -*- coding: utf-8 -*-
  from __future__ import print_function, unicode_literals
  """
  >>> text = "한국어를 처리하는 예시입니닼ㅋㅋㅋㅋㅋ #한국어"
  >>> # Normalize
  >>> normalized = normalize(text)
  >>> print(normalized)
  한국어를 처리하는 예시입니다ㅋㅋ #한국어
  >>> # Tokenize
  >>> tokens = tokenize(normalized)   # doctest: +IGNORE_EXCEPTION_DETAIL
  Traceback (most recent call last):
  NotImplementedError: ...
  >>> tokens = [('한국어', 'Noun', 0, 3), ('를', 'Josa', 3, 1), (' ', 'Space', 4, 1), ('처리', 'Noun', 5, 2), ('하는', 'Verb', 7, 2), (' ', 'Space', 9, 1), ('예시', 'Noun', 10, 2), ('입니', 'Adjective', 12, 2), ('다', 'Eomi', 14, 1), ('ㅋㅋ', 'KoreanParticle', 15, 2), ('', 'Space', 17, 1), ('#한국어', 'Hashtag', 18, 4)]
  >>> # Stemming
  >>> stemmed = stem(tokens)  # doctest: +IGNORE_EXCEPTION_DETAIL
  Traceback (most recent call last):
  NotImplementedError: ...
  >>> # Phrase extraction
  >>> phrases = extract_phrases(tokens, filter_spam=True, enable_hashtags=True)     # doctest: +IGNORE_EXCEPTION_DETAIL
  Traceback (most recent call last):
  NotImplementedError: ...
  
  """
  
  import os.path
  
  JAR_DIR = 'data/lib'
  RESOURCES_ROOT = os.path.join(JAR_DIR, 'com/twitter/penguin/korean/util')
  
  from .normalizer.KoreanNormalizer import normalize, normalize_coda_n
  from .util.KoreanDictionaryProvider import correct_typo
  
  def tokenize(normalized):
      raise NotImplementedError
  
  def stem(tokens):
      raise NotImplementedError
  
  def extract_phrases(tokens, filter_spam=True, enable_hashtags=True):
      raise NotImplementedError
  
  if __name__ == "__main__":
      import doctest
      doctest.testmod()
  
new_contents: # -*- coding: utf-8 -*-
  import os.path
  
  JAR_DIR = 'data/lib'
  RESOURCES_ROOT = os.path.join(JAR_DIR, 'com/twitter/penguin/korean/util')
  
  from .normalizer.KoreanNormalizer import normalize, normalize_coda_n
  from .util.KoreanDictionaryProvider import correct_typo
  
  def tokenize(normalized):
      raise NotImplementedError
  
  def stem(tokens):
      raise NotImplementedError
  
  def extract_phrases(tokens, filter_spam=True, enable_hashtags=True):
      raise NotImplementedError
  
  if __name__ == "__main__":
      from __future__ import unicode_literals, print_function
      import doctest
      doctest.testmod()
  
subject: remove doctest code in __init__.py