update saturation magnitude cut based on selected CSST band

            raise ValueError("Object type not known")

        speci = interpolate.interp1d(wave, flux)

        # lamb = np.arange(2500, 10001 + 0.5, 0.5)

        lamb = np.arange(2400, 11001 + 0.5, 0.5)

        # lamb = np.arange(2400, 11001 + 0.5, 0.5)

        lamb = np.arange(2000, 18001 + 0.5, 0.5)

        y = speci(lamb)

        # erg/s/cm2/A --> photo/s/m2/A

        all_sed = y * lamb / (cons.h.value * cons.c.value) * 1e-13

        fh = logging.FileHandler(os.path.join(self.subdir, logger_filename), mode='w+', encoding='utf-8')

        fh.setLevel(logging.DEBUG)

        self.logger.setLevel(logging.DEBUG)

        formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')

	logging.getLogger('numba').setLevel(logging.WARNING)

        # formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')

        formatter = logging.Formatter('%(asctime)s - %(msecs)d - %(levelname)-8s - [%(filename)s:%(lineno)d] - %(message)s')

        fh.setFormatter(formatter)

        self.logger.addHandler(fh)

        # self.filter_dir = filter_param.filter_dir

    def is_too_bright(self, mag):

        # return mag <= self.mag_saturation - 1.0

        return mag <= 14.0

        return mag <= self.mag_saturation - 1.0

        # return mag <= 14.0

    def is_too_dim(self, mag):

        return mag >= self.mag_limiting + 1.0

        return self.sky_background * exptime / gain

    def update_limit_saturation_mags(self, exptime=150., psf_fwhm=0.1969, skyFn='sky_emiss_hubble_50_50_A.dat', chip=None):

        if self.filter_type in ["GI", "GV", "GU"]:

            return

        if chip is not None:

            pix_scale = chip.pix_scale

            read_noise = chip.read_noise