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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_min(self, fmin):
 """ Updates minimum value """

        if round(100000*fmin) != 100000*fmin:
            raise DriverError('utils.widgets.Expose.set_min: ' +
                              'fmin must be a multiple of 0.00001')
        self.fmin = fmin
        self.set(self.fmin)