def set_timestamp(self, timestamp):
        """Sets the timestamp field for the attributes for this event.

        @param timestamp:  The timestamp, in nanoseconds past epoch.
        @type timestamp: long
        @return:  This object.
        @rtype: Event
        """
        # The timestamp field is serialized as a string to get around overflow issues, so put it in string form now.
        if self.__timestamp is None and timestamp is not None:
            self.__num_optimal_fields += 1
        self.__timestamp = str(timestamp) % '"%s"'
        return self
dataset/ETHPy150Open scalyr/scalyr-agent-2/scalyr_agent/scalyr_client.py/Event.set_timestamp/swapped operands of `%`