code: def normalize(text, mode='NFKC', ignore=''):
      u
      text = text.replace(u'〜', u'ー').replace(u'～', u'ー')
      text = text.replace(u"’", "'").replace(u'”', '"').replace(u'“', '``')
      text = text.replace(u'―', '-').replace(u'‐', u'-')
      return unicodedata.normalize(mode, text)
docs: u"""Convert Half-width (Hankaku) Katakana to Full-width (Zenkaku) Katakana,
      Full-width (Zenkaku) ASCII and DIGIT to Half-width (Hankaku) ASCII
      and DIGIT.
      Additionally, Full-width wave dash (〜) etc. are normalized
  
      Params:
          <unicode> text
          <unicode> ignore
      Return:
          <unicode> converted_text