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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_toggle_mask(self, mode_mask, rfm=1):
 """Set toggle baudrate mask. The baudrate mask values are: 1: 17.241 kbps 2 : 9.579 kbps 4 : 8.842 kbps These values can be or'ed. """

        cmds = {1: 'm', 2: 'M'}
        self._write_cmd('{}{}'.format(mode_mask, cmds[rfm]))