add gc collect

Catalog/C6_Catalog.py

@@ -76,6 +76,14 @@ class C6_Catalog(CatalogBase):
             self.galaxy_SED_path = os.path.join(config["data_dir"], config["SED_templates_path"]["galaxy_SED"])
             self._load_SED_lib_gals()
 
+        if "AGN_cat" in config["input_path"] and config["input_path"]["AGN_cat"] and not config["run_option"]["star_only"]:
+            AGN_dir = config["input_path"]["AGN_cat"]
+            self.AGN_path = os.path.join(config["data_dir"], config["input_path"]["AGN_cat"])
+            self.AGN_SED_path = os.path.join(config["data_dir"], config["SED_templates_path"]["AGN_SED"])
+            self.AGN_SED_wave_path = os.path.join(config['data_dir'], config["SED_templates_path"]["AGN_SED_WAVE"])
+            self._load_SED_lib_AGN()
+
+        
         if "rotateEll" in config["shear_setting"]:
             self.rotation = float(int(config["shear_setting"]["rotateEll"]/45.))
         else:
@@ -131,6 +139,11 @@ class C6_Catalog(CatalogBase):
         self.lamb_gal = lamb['lamb'][()]
         self.pcs = pcs['pcs'][()]
 
+    def _load_SED_lib_AGN(self):
+        from astropy.io import fits
+        self.SED_AGN = fits.open(self.AGN_SED_path)[0].data
+        self.lamb_AGN = np.load(self.AGN_SED_wave_path)
+
 
     def _load_gals(self, gals, pix_id=None, cat_id=0):
         ngals = len(gals['ra'])
@@ -172,7 +185,7 @@ class C6_Catalog(CatalogBase):
             # # (TEST)
             # if igals > 100:
             #     break
-            # if igals != 1186:
+            # if igals < 3447:
             #     continue
             
             param = self.initialize_param()
@@ -250,8 +263,6 @@ class C6_Catalog(CatalogBase):
             
             if param['star'] == 0:
                 obj = Galaxy(param, self.rotation, logger=self.logger)
-            if param['star'] == 2:
-                obj = Quasar(param, logger=self.logger)
             
             # Need to deal with additional output columns
             obj.additional_output_str = self.add_fmt%("n", 0., 0., 0.,
@@ -334,6 +345,69 @@ class C6_Catalog(CatalogBase):
 
             self.objs.append(obj)
 
+    def _load_AGNs(self):
+        data = Table.read(self.AGN_path)
+        ra_arr = data['ra']
+        dec_arr = data['dec']
+        nAGNs = len(data)
+        if self.config["obs_setting"]["enable_astrometric_model"]:
+            ra_list = ra_arr.tolist()
+            dec_list = dec_arr.tolist()
+            pmra_list = np.zeros(nAGNs).tolist()
+            pmdec_list = np.zeros(nAGNs).tolist()
+            rv_list = np.zeros(nAGNs).tolist()
+            parallax_list = [1e-9] * nAGNs
+            dt = datetime.utcfromtimestamp(self.pointing.timestamp)
+            date_str = dt.date().isoformat()
+            time_str = dt.time().isoformat()
+            ra_arr, dec_arr = on_orbit_obs_position(
+                input_ra_list=ra_list,
+                input_dec_list=dec_list,
+                input_pmra_list=pmra_list,
+                input_pmdec_list=pmdec_list,
+                input_rv_list=rv_list,
+                input_parallax_list=parallax_list,
+                input_nstars=nAGNs,
+                input_x=self.pointing.sat_x,
+                input_y=self.pointing.sat_y,
+                input_z=self.pointing.sat_z,
+                input_vx=self.pointing.sat_vx,
+                input_vy=self.pointing.sat_vy,
+                input_vz=self.pointing.sat_vz,
+                input_epoch="J2000",
+                input_date_str=date_str,
+                input_time_str=time_str
+            )
+        for iAGNs in range(nAGNs):
+            param = self.initialize_param()
+            param['ra'] = ra_arr[iAGNs]
+            param['dec'] = dec_arr[iAGNs]
+            param['ra_orig'] = data['ra'][iAGNs]
+            param['dec_orig'] = data['dec'][iAGNs]
+            param['z'] = data['z'][iAGNs]
+            param['appMag'] = data['appMag'][iAGNs]
+            param['absMag'] = data['absMag'][iAGNs]
+            
+            # NOTE: this cut cannot be put before the SED type has been assigned
+            if not self.chip.isContainObj(ra_obj=param['ra'], dec_obj=param['dec'], margin=200):
+                continue
+
+            # TEST no redening and no extinction
+            param['av'] = 0.0
+            param['redden'] = 0
+
+            param['star'] = 2   # Quasar
+            param['id'] = data['igmlos'][iAGNs]
+
+            if param['star'] == 2:
+                obj = Quasar(param, logger=self.logger)
+
+            # Append additional output columns to the .cat file
+            obj.additional_output_str = self.add_fmt%("n", 0., 0., 0.,
+                                                    0., 0., 0., 0., 0., 0., 0., 0., 0., -1, 0.)
+            self.objs.append(obj)
+
+
     def _load(self, **kwargs):
         self.objs = []
         self.ids = 0
@@ -365,6 +439,9 @@ class C6_Catalog(CatalogBase):
             for pix in self.pix_list:
                 try:
                     bundleID  = get_bundleIndex(pix)
+                    # # (TEST C6):
+                    # if pix != 35421 or bundleID != 523:
+                    #     continue
                     file_path = os.path.join(self.galaxy_path, "galaxies_C6_bundle{:06}.h5".format(bundleID))
                     gals_cat = h5.File(file_path, 'r')['galaxies']
                     gals = gals_cat[str(pix)]
@@ -374,6 +451,14 @@ class C6_Catalog(CatalogBase):
                     traceback.print_exc()
                     self.logger.error(str(e))
                     print(e)
+        if "AGN_cat" in self.config["input_path"] and self.config["input_path"]["AGN_cat"] and not self.config["run_option"]["star_only"]:
+            try:
+                self._load_AGNs()
+            except Exception as e:
+                traceback.print_exc()
+                self.logger.error(str(e))
+                print(e)
+
         if self.logger is not None:
             self.logger.info("maximum galaxy size: %.4f"%(self.max_size))
             self.logger.info("number of objects in catalog: %d"%(len(self.objs)))
@@ -407,6 +492,7 @@ class C6_Catalog(CatalogBase):
             # dist_L_pc = (1 + obj.z) * comoving_dist(z=obj.z)[0]
             # factor = (10 / dist_L_pc)**2
             factor = 10**(-.4 * self.cosmo.distmod(obj.z).value)
+            if obj.type == 'galaxy':
                 flux = np.matmul(self.pcs, obj.coeff) * factor
                 #  if np.any(flux < 0):
                 #     raise ValueError("Glaxy %s: negative SED fluxes"%obj.id)
@@ -419,6 +505,14 @@ class C6_Catalog(CatalogBase):
                     redden=obj.param["redden"]
                 )
                 wave, flux = sed_data[0], sed_data[1]
+            elif obj.type == 'quasar':
+                # flux = self.SED_AGN[int(obj.id)] * factor * 1e-17
+                flux = self.SED_AGN[int(obj.id)] * 1e-17
+                # if np.any(flux < 0):
+                #     raise ValueError("Glaxy %s: negative SED fluxes"%obj.id)
+                flux[flux < 0] = 0.
+                # sedcat = np.vstack((self.lamb_AGN, flux)).T
+                wave = self.lamb_AGN
             # print("sed (erg/s/cm2/A) = ", sed_data)
             # np.savetxt(os.path.join(self.config["work_dir"], "%s_sed.txt"%(obj.id)), sedcat)
         else:
@@ -430,17 +524,26 @@ class C6_Catalog(CatalogBase):
         all_sed = y * lamb / (cons.h.value * cons.c.value) * 1e-13
         sed = Table(np.array([lamb, all_sed]).T, names=('WAVELENGTH', 'FLUX'))
         
-        # if obj.type == 'galaxy' or obj.type == 'quasar':
-        #     # integrate to get the magnitudes
-        #     sed_photon = np.array([sed['WAVELENGTH'], sed['FLUX']]).T
-        #     sed_photon = galsim.LookupTable(x=np.array(sed_photon[:, 0]), f=np.array(sed_photon[:, 1]), interpolant='nearest')
-        #     sed_photon = galsim.SED(sed_photon, wave_type='A', flux_type='1', fast=False)
-        #     interFlux = integrate_sed_bandpass(sed=sed_photon, bandpass=self.filt.bandpass_full)
-        #     obj.param['mag_use_normal'] = getABMAG(interFlux, self.filt.bandpass_full)
-        #     # print("mag_use_normal = %.3f"%obj.param['mag_use_normal'])
-        #     # mag = getABMAG(interFlux, self.filt.bandpass_full)
-        #     # print("mag diff = %.3f"%(mag - obj.param['mag_use_normal']))
-        
+        if obj.type == 'quasar':
+            # integrate to get the magnitudes
+            sed_photon = np.array([sed['WAVELENGTH'], sed['FLUX']]).T
+            sed_photon = galsim.LookupTable(x=np.array(sed_photon[:, 0]), f=np.array(sed_photon[:, 1]), interpolant='nearest')
+            sed_photon = galsim.SED(sed_photon, wave_type='A', flux_type='1', fast=False)
+            interFlux = integrate_sed_bandpass(sed=sed_photon, bandpass=self.filt.bandpass_full)
+            obj.param['mag_use_normal'] = getABMAG(interFlux, self.filt.bandpass_full)
+            # if obj.param['mag_use_normal'] >= 30:
+            #     print("obj ID = %d"%obj.id)
+            #     print("mag_use_normal = %.3f"%obj.param['mag_use_normal'])
+            #     print("integrated flux = %.7f"%(interFlux))
+            #     print("app mag = %.3f"%obj.param['appMag'])
+            #     np.savetxt('./AGN_SED_test/sed_objID_%d.txt'%obj.id, np.transpose([self.lamb_AGN, self.SED_AGN[int(obj.id)]]))
+            # print("obj ID = %d"%obj.id)
+            # print("mag_use_normal = %.3f"%obj.param['mag_use_normal'])
+            # print("integrated flux = %.7f"%(interFlux))
+            # print("app mag = %.3f"%obj.param['appMag'])
+            # print("abs mag = %.3f"%obj.param['absMag'])
+            # mag = getABMAG(interFlux, self.filt.bandpass_full)
+            # print("mag diff = %.3f"%(mag - obj.param['mag_use_normal']))
         del wave
         del flux
         return sed

ObservationSim/ObservationSim.py

@@ -4,6 +4,7 @@ import mpi4py.MPI as MPI
 import galsim
 import logging
 import psutil
+import gc
 from astropy.io import fits
 from datetime import datetime
 
@@ -334,12 +335,20 @@ class Observation(object):
                     traceback.print_exc()
                     chip_output.logger.error(e)
                     pass
+                    
+                # [C6 TEST]
+                # print("check running:1: pointing-{:} chip-{:} pid-{:} memory-{:6.2}GB".format(pointing.id, chip.chipID, os.getpid(), (psutil.Process(os.getpid()).memory_info().rss / 1024 / 1024 / 1024) ), flush=True)
+                # print('draw object %s'%obj.id)
+                # print('mag = %.3f'%obj.param['mag_use_normal'])
+
                 # Unload SED:
                 obj.unload_SED()
                 del obj
+                gc.collect()
 
             del psf_model
             del self.cat
+            gc.collect()
 
         # print("check running:1: pointing-{:} chip-{:} pid-{:} memory-{:6.2}GB".format(pointing.id, chip.chipID, os.getpid(), (psutil.Process(os.getpid()).memory_info().rss / 1024 / 1024 / 1024) ), flush=True)
         chip_output.logger.info("check running:1: pointing-%d chip-%d pid-%d memory-%6.2fGB"%(pointing.id, chip.chipID, os.getpid(), (psutil.Process(os.getpid()).memory_info().rss / 1024 / 1024 / 1024) ))
@@ -474,3 +483,4 @@ class Observation(object):
                 chip_output.logger.info("finished running chip#%d..."%(chip.chipID))
                 for handler in chip_output.logger.handlers[:]:
                     chip_output.logger.removeHandler(handler)
+                gc.collect()