def _set_norm_parameter(self, norm=None, scaled_parameter=None): """Define properties of the norm spectral parameter.""" if norm is None: norm = Parameter("norm", 1, unit="", interp="log") norm.value = 1.0 norm.frozen = False norm.min = scaled_parameter.min / scaled_parameter.value norm.max = scaled_parameter.max / scaled_parameter.value norm.interp = scaled_parameter.interp norm.scan_values = self.norm_values norm.scan_min = self.norm_min norm.scan_max = self.norm_max norm.scan_n_values = self.norm_n_values return norm