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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 temp_to_spmatrix(self, ty):
 """ Convert Jacobian tuples to matrices :param ty: name of the matrices to convert in ``('jac0','jac')`` :return: None """

        assert ty in ('jac0', 'jac')

        jac0s = ['Fx0', 'Fy0', 'Gx0', 'Gy0']
        jacs = ['Fx', 'Fy', 'Gx', 'Gy']

        if ty == 'jac0':
            todo = jac0s
        elif ty == 'jac':
            todo = jacs

        for m in todo:
            self.__dict__[m] = spmatrix(self._temp[m]['V'],
                                        self._temp[m]['I'], self._temp[m]['J'],
                                        self.get_size(m), 'd')
            if ty == 'jac':
                self.__dict__[m] += self.__dict__[m + '0']

        self.apply_set(ty)