def listen(self, address):
        """Listens to a host and port.

        :param address: The ``('127.0.0.1', 2222)`` liked tuple.
        """
        self.server = listen(address)
        self.logger.info(address % 'Listening %s:%d')
dataset/ETHPy150Open tonyseek/rsocks/rsocks/server.py/Server.listen/swapped operands of `%`