Handle RA and dec in radians in pygrb (gwastro#4787)

* Always handle RA and dec in radians (but keep displaying them in degrees in the summary table)

* Better args in grb info table

bin/pygrb/pycbc_pygrb_grb_info_table

@@ -42,18 +42,18 @@ __program__ = "pycbc_pygrb_grb_info_table"
 parser = argparse.ArgumentParser(description=__doc__, formatter_class=
                                  argparse.ArgumentDefaultsHelpFormatter)
 parser.add_argument("--version", action="version", version=__version__)
-parser.add_argument("--trigger-time", action="store",
-                    default=None, required=True,
+parser.add_argument("--trigger-time", type=int,
+                    required=True,
                     help="GPS time of the GRB.")
-parser.add_argument("--ra", action="store",
-                    default=None, required=True,
-                    help="Right ascention (degrees) of the GRB.")
-parser.add_argument("--dec", action="store",
-                    default=None, required=True,
-                    help="Declination (degrees) of the GRB.")
-parser.add_argument("--sky-error", action="store",
+parser.add_argument("--ra", type=float,
+                    required=True,
+                    help="Right ascension (radians) of the GRB.")
+parser.add_argument("--dec", type=float,
+                    required=True,
+                    help="Declination (radians) of the GRB.")
+parser.add_argument("--sky-error", type=float,
                     default=0, required=False,
-                    help="Sky-localisation error (degrees) of the GRB.")
+                    help="Sky-localisation error (radians) of the GRB.")
 parser.add_argument("--ifos", action="store", nargs='+',
                     default=None, required=True,
                     help="List containing the active IFOs.")
@@ -69,14 +69,14 @@ data = [[]]
 data[0].append(str(opts.trigger_time))
 headers.append('GPS Time')
 
-utc_time = datetime(*lal.GPSToUTC(int(opts.trigger_time))[0:6]).strftime("%B %d %Y, %H:%M:%S UTC")
+utc_time = datetime(*lal.GPSToUTC(opts.trigger_time)[0:6]).strftime("%B %d %Y, %H:%M:%S UTC")
 data[0].append(utc_time)
 headers.append('Coordinated Universal Time')
 
-data[0].append(str(opts.ra))
+data[0].append(str(numpy.rad2deg(opts.ra)))
 headers.append('R.A. (deg)')
 
-data[0].append(str(opts.dec))
+data[0].append(str(numpy.rad2deg(opts.dec)))
 headers.append('Dec (deg)')
 
 data[0].append(str(opts.sky_error))
@@ -88,8 +88,8 @@ headers.append('IFOs')
 for ifo in opts.ifos:
     antenna = Detector(ifo)
     factor = get_antenna_dist_factor(antenna,
-                                     numpy.deg2rad(float(opts.ra)),
-                                     numpy.deg2rad(float(opts.dec)),
+                                     opts.ra,
+                                     opts.dec,
                                      float(opts.trigger_time))
     data[0].append('%.3f' % factor)
     headers.append(ifo + ' Antenna Factor')

bin/pygrb/pycbc_pygrb_page_tables

@@ -117,8 +117,8 @@ def load_missed_found_injections(hdf_file, ifos, snr_threshold, bank_file,
         found_data['rec_mass1'],
         found_data['rec_mass2'])
     # Recovered RA and Dec
-    found_data['rec_ra'] = np.degrees(inj_data['network/ra'][...])
-    found_data['rec_dec'] = np.degrees(inj_data['network/dec'][...])
+    found_data['rec_ra'] = inj_data['network/ra'][...]
+    found_data['rec_dec'] = inj_data['network/dec'][...]
     # Statistics values
     for param in ['coherent_snr', 'reweighted_snr', 'null_snr']:
         found_data[param] = inj_data['network/%s' % param][...]
@@ -375,8 +375,8 @@ if lofft_outfile:
              mchirps[trig_index],
              bank_data['spin1z'][trig_data['network/template_id'][trig_index]],
              bank_data['spin2z'][trig_data['network/template_id'][trig_index]],
-             np.degrees(trig_data['network/ra'][trig_index]),
-             np.degrees(trig_data['network/dec'][trig_index]),
+             trig_data['network/ra'][trig_index],
+             trig_data['network/dec'][trig_index],
              trig_data['network/coherent_snr'][trig_index],
              trig_data['network/my_network_chisq'][trig_index],
              trig_data['network/null_snr'][trig_index]]
@@ -500,8 +500,8 @@ if onsource_file:
              mchirps[on_trigs['network/template_id'][trig_index]],
              bank_data['spin1z'][on_trigs['network/template_id'][trig_index]],
              bank_data['spin2z'][on_trigs['network/template_id'][trig_index]],
-             np.degrees(on_trigs['network/ra'][trig_index]),
-             np.degrees(on_trigs['network/dec'][trig_index]),
+             on_trigs['network/ra'][trig_index],
+             on_trigs['network/dec'][trig_index],
              on_trigs['network/coherent_snr'][trig_index],
              on_trigs['network/my_network_chisq'][trig_index],
              on_trigs['network/null_snr'][trig_index]] + \

pycbc/workflow/matched_filter.py

@@ -31,7 +31,6 @@
 
 import os
 import logging
-from math import radians
 
 from pycbc.workflow.core import FileList, make_analysis_dir
 from pycbc.workflow.jobsetup import (select_matchedfilter_class,
@@ -243,12 +242,11 @@ def setup_matchedfltr_dax_generated_multi(workflow, science_segs, datafind_outs,
 
     if match_fltr_exe == 'pycbc_multi_inspiral':
         exe_class = select_matchedfilter_class(match_fltr_exe)
-        # Right ascension + declination provided in degrees,
-        # so convert to radians
+        # Right ascension + declination must be provided in radians
         cp.set('inspiral', 'ra',
-               str(radians(float(cp.get('workflow', 'ra')))))
+               cp.get('workflow', 'ra'))
         cp.set('inspiral', 'dec',
-               str(radians(float(cp.get('workflow', 'dec')))))
+               cp.get('workflow', 'dec'))
         # At the moment we aren't using sky grids, but when we do this code
         # might be used then. 
         # from pycbc.workflow.grb_utils import get_sky_grid_scale