updated gstlal-inspiral/bin/gstlal_inspiral_mass_model with Tom's mass model

gstlal-inspiral/bin/gstlal_inspiral_mass_model

@@ -47,7 +47,7 @@ parser.add_argument("--template-bank", metavar='name', type=str, help='The input
 parser.add_argument("--reference-psd", metavar='filename', help = "Load the spectrum from this LIGO light-weight XML file")
 parser.add_argument("--output", metavar='name', type=str, help='The output file name', default = "inspiral_mass_model.h5")
 parser.add_argument("--min-instrument", metavar='name', type=int, default=2, help='Minimum instruments operating. Specified for calculating horizon distance in uniform in template model.')
-parser.add_argument("--model", metavar='name', type=str, help='Mass model. Options are: ligo, narrow-bns, ligo-bns, bbh, uniform-template. If you want another one, submit a patch.')
+parser.add_argument("--model", metavar='name', type=str, help='Mass model. Options are: ligo, narrow-bns, ligo-bns, bbh, uniform-template, tom. If you want another one, submit a patch.')
 parser.add_argument("--verbose", help='Be verbose', action="store_true")
 options = parser.parse_args()
 
@@ -84,6 +84,12 @@ bbh_peak = 100
 bbh_alpha = -1.5
 bbhnorm = schechter_norm(bbh_min, bbh_max, bbh_peak, bbh_alpha)
 
+tom_min = 1
+tom_max = 600
+tom_peak = 600
+tom_alpha = -2.35
+tom_norm = schechter_norm(tom_min, tom_max, tom_peak, tom_alpha)
+
 for row in sngl_inspiral_table:
 	assert row.template_id not in prob
 
@@ -147,6 +153,16 @@ for row in sngl_inspiral_table:
 		prob[row.template_id] = (bns_rate * bnsprob + bbh_rate * bbhprob) / (bns_rate + bbh_rate)
 		# Divide out the template density
 		prob[row.template_id] /= TEMPDENS(mchirp)
+
+	elif options.model == "tom":
+		#
+		# For Tom's mass moodel found here: https://wiki.ligo.org/CBC/RatesPop/O4PastroPlan
+		#
+
+		prob[row.template_id] = schechter(row.mass1, tom_peak, tom_alpha) / tom_norm
+		# Divide out the template density
+		prob[row.template_id] /= TEMPDENS(mchirp)
+
 	else:
 		raise ValueError("Invalid mass model")