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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 _op_method(self, data, extra_factor=1.0):
 r"""Operator method This method returns the scaled version of the proximity operator as given by Lemma 2.8 of [CW2005]. Parameters data : np.ndarray Input data array extra_factor : float Additional multiplication factor Returns ------- np.ndarray result of the scaled proximity operator """

        return self.linear_op.adj_op(
            self.prox_op.op(self.linear_op.op(data), extra_factor=extra_factor)
        )