Run, Step, and Event Loops
class Arguments: expt = 'ueddaq02' run = 66 evtmax = 100 detname = 'epixquad' args = Arguments() from psana.pyalgos.generic.NDArrUtils import info_ndarr from psana import DataSource ds = DataSource(exp=args.expt, run=args.run, dir=f'/cds/data/psdm/{args.expt[:3]}/{args.expt}/xtc') #orun = next(ds.runs()) for irun,run in enumerate(ds.runs()): print('%s\nRun index %1d' % (50*'_',irun)) print('Make detector object %s' % args.detname) det = run.Detector(args.detname) for stepnum,step in enumerate(run.steps()): print('%s\nStep %1d' % (50*'_',stepnum)) for evnum,evt in enumerate(step.events()): if evnum>args.evtmax: exit('exit by number of events limit %d' % args.evtmax) print('%s\nEvent %04d' % (50*'_',evnum)) segs = det.raw.segments(evt) raw = det.raw.raw(evt) print(info_ndarr(segs, 'segsments ')) print(info_ndarr(raw, 'raw '))
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