Update the device name and/or RSSI.

        During an ongoing scan, multiple records from the same device can be 
        received during the scan. Each time that happens this method is 
        called to update the :attr:`name` and/or :attr:`rssi` attributes.

def update(self, name, rssi):
        """Update the device name and/or RSSI.

        During an ongoing scan, multiple records from the same device can be 
        received during the scan. Each time that happens this method is 
        called to update the :attr:`name` and/or :attr:`rssi` attributes.
        """
        self.name = name
        self.rssi = rssi
        self._age = time.time()