code: def list_cands(candsfile, threshold=0.):
      
  
      loc, prop, d0 = pc.read_candidates(candsfile, snrmin=threshold, returnstate=True)
  
      if 'snr2' in d0['features']:
          snrcol = d0['features'].index('snr2')
      elif 'snr1' in d0['features']:
          snrcol = d0['features'].index('snr1')
      dmindcol = d0['featureind'].index('dmind')
  
      if len(loc):
          snrs = prop[:, snrcol]
          times = pc.int2mjd(d0, loc)
          times = times - times[0]
  
          logger.info('Getting candidates...')
          logger.info('candnum: loc, SNR, DM (pc/cm3), time (s; rel)')
          for i in range(len(loc)):
              logger.info("%d: %s, %.1f, %.1f, %.1f" % (i, str(loc[i]), prop[i, snrcol], np.array(d0['dmarr'])[loc[i,dmindcol]], times[i]))
docs: Prints candidate info in time order above some threshold