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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _FormatTokenData(self, token_type, token_data):
 """Formats the token data as a dictionary of values. Args: token_type (int):
 token type. token_data (object):
 token data. Returns: dict[str, str]: formatted token values or an empty dictionary if no formatted token values could be determined. """

    token_data_format_function = self._TOKEN_DATA_FORMAT_FUNCTIONS.get(
        token_type)
    if token_data_format_function:
      token_data_format_function = getattr(
          self, token_data_format_function, None)

    if not token_data_format_function:
      return {}

    return token_data_format_function(token_data)