def location(self):
        """
        Return the current location (filename, line, column) in the stream
        as a string.

        Used when printing error messages,

        @return: A string representing a location in the stream being read.
        @rtype: str
        """
        return (self.filename, self.lineno, self.colno) % "%s(%d,%d)"
dataset/ETHPy150Open twitterdev/twitter-for-bigquery/libs/config.py/ConfigReader.location/swapped operands of `%`