gstlal_inspiral: avoid issue when calculating expected SNR + frame caching,...

gstlal_inspiral: avoid issue when calculating expected SNR + frame caching, lower sampling rate of expected SNR calculation

gstlal-inspiral/bin/gstlal_inspiral

@@ -772,7 +772,7 @@ for output_file_number, (svd_bank_url_dict, output_url, ranking_stat_output_url,
 			print("calculating expected SNR for injections...", file=sys.stderr)
 
 		# read in injections
-		xmldoc = ligolw_utils.load_filename(detectors.injection_filename, verbose = options.verbose, contenthandler = LIGOLWContentHandler)
+		xmldoc = ligolw_utils.load_filename(options.injections, verbose = options.verbose, contenthandler = LIGOLWContentHandler)
 		sim_inspiral_table = lsctables.SimInspiralTable.get_table(xmldoc)
 
 		# calculate expected SNR
@@ -781,12 +781,12 @@ for output_file_number, (svd_bank_url_dict, output_url, ranking_stat_output_url,
 		f_low = min(set(bank.f_low for ifo in banks.keys() for bank in banks[ifo]))
 		max_rate = max(set(rate for ifo in banks.keys() for bank in banks[ifo] for rate in bank.get_rates()))
 		f_high = 0.8 * (max_rate / 2.)
-		inspiral.calc_sim_inspiral_table_snrs(sim_inspiral_table, psd, detectors.seg, f_low = f_low, f_high = f_high)
+		inspiral.calc_sim_inspiral_table_snrs(sim_inspiral_table, psd, detectors.seg, f_low = f_low, f_high = f_high, sample_rate = max_rate)
 
 		# write the injection file back out to a temporary directory
 		f, fname = tempfile.mkstemp(".xml.gz")
 		ligolw_utils.write_filename(xmldoc, fname, verbose = options.verbose, gz = True)
-		detectors.injection_filename = fname
+		options.injections = fname
 		os.close(f)
 
 
@@ -889,7 +889,7 @@ for output_file_number, (svd_bank_url_dict, output_url, ranking_stat_output_url,
 			instruments = rankingstat.instruments,
 			seg = detectors.seg,
 			offsetvectors = offsetvectors,
-			injection_filename = detectors.injection_filename,
+			injection_filename = options.injections,
 			tmp_path = options.tmp_space,
 			replace_file = True,
 			verbose = options.verbose