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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_baudrate(self, channel, BTR, baudarate):
 """ This function is used to configure the baud rate of specific CAN channel of a device. :param int channel: CAN channel, which is to be configured (:data:`Channel.CHANNEL_CH0` or :data:`Channel.CHANNEL_CH1`). :param int BTR: Baud rate register BTR0 as high byte, baud rate register BTR1 as low byte (see enum :class:`Baudrate`). :param int baudarate: Baud rate register for all systec USB-CANmoduls (see enum :class:`BaudrateEx`>). """

        UcanSetBaudrateEx(self._handle, channel, BTR >> 8, BTR, baudarate)