def METHOD_NAME(self, multi_band_list):
    """
    :param multi_band_list: list of multi_band [[kwargs_data, kwargs_psf, kwargs_numeric], [...], ...]
    :return:
    """
    args = []
    for i, band in enumerate(multi_band_list):
        if self._calibrate_bands[i]:
            args.append(band[0].get("flux_scaling", 1))
    return args