code: def u(s, errors='ignore'):
      
      try:
          return s.decode('utf-8', errors=errors)
      except UnicodeDecodeError:
          encoding = chardet.detect(s)['encoding']
          return unicode(s, encoding=encoding, errors=errors)
docs: Automatically detects given string's encoding and returns its unicode form.
      Decoding errors are handled according to the `errors` argument, see `unicode()`
      documentation for more details.
  
      :param s: string to decode.
      :type s: str
      :param errors: decoding error handling behaviour.
      :type errors: str
      :return: decoded string
      :rtype: unicode