docs: def python_to_euc(uni_char, as_bytes=False):
      """
      Return EUC character from a Python Unicode character.
  
      Converts a one character Python unicode string (e.g. u'\\u4e00') to the
      corresponding EUC hex ('d2bb').
      """
      euc = repr(uni_char.encode("gb2312"))[1:-1].replace("\\x", "").strip("'")
  
      if as_bytes:
          euc = euc.encode('utf-8')
          assert isinstance(euc, bytes)
  
      return euc