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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 _apply_uncertainty_to_mfd(self, mfd, value):
 """ Modify ``mfd`` object with uncertainty value ``value``. """

        if self.uncertainty_type == 'abGRAbsolute':
            a, b = value
            mfd.modify('set_ab', dict(a_val=a, b_val=b))

        elif self.uncertainty_type == 'bGRRelative':
            mfd.modify('increment_b', dict(value=value))

        elif self.uncertainty_type == 'maxMagGRRelative':
            mfd.modify('increment_max_mag', dict(value=value))

        elif self.uncertainty_type == 'maxMagGRAbsolute':
            mfd.modify('set_max_mag', dict(value=value))

        elif self.uncertainty_type == 'incrementalMFDAbsolute':
            min_mag, bin_width, occur_rates = value
            mfd.modify('set_mfd', dict(min_mag=min_mag, bin_width=bin_width,
                                       occurrence_rates=occur_rates))