def out_putfile(self, fpath):
        """ 輸出成 CSV 檔

            :param path fpath: 檔案輸出位置

            .. todo:: files output using `with` syntax.
        """
        with open(fpath, 'w') as csv_file:
            output = csv.writer(csv_file)
            output.writerows(self.__raw_data)