/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_7/src/DataFormats/FWLite/scripts/edmLumisInFiles.py

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#! /usr/bin/env python

from FWCore.PythonUtilities.LumiList   import LumiList
import optparse


if __name__ == '__main__':
    
    parser = optparse.OptionParser ("Usage: %prog [--options] edm1.root [edm2.root...]",
                                    description='Runs over input EDM files and prints out a list of contained lumi sections')
    parser.add_option ('--intLumi', dest='intLumi', action='store_true',
                       help='print out total recorded and delivered integrated luminosity')
    parser.add_option ('--output', dest='output', type='string',
                       help='save lumi sections output to file OUTPUT')
    (options, args) = parser.parse_args()
    # put this here after parsing the arguments since ROOT likes to
    # grab command line arguments even when it shouldn't.
    from DataFormats.FWLite import Lumis, Handle
    if not args:
        raise RuntimeError, "Must provide at least one input file"

    # do we want to get the luminosity summary?
    if options.intLumi:
        handle = Handle ('LumiSummary')
        label  = ('lumiProducer')
    else:
        handle, lable = None, None

    runsLumisDict = {}
    lumis = Lumis (args)
    delivered = recorded = 0
    for lum in lumis:
        runList = runsLumisDict.setdefault (lum.aux().run(), [])
        runList.append( lum.aux().id().luminosityBlock() )
        # get the summary and keep track of the totals
        if options.intLumi:
            lum.getByLabel (label, handle)
            summary = handle.product()
            delivered += summary.avgInsDelLumi()
            recorded  += summary.avgInsRecLumi()

    # print out lumi sections in JSON format
    jsonList = LumiList (runsAndLumis = runsLumisDict)
    if options.output:
        jsonList.writeJSON (options.output)
    else:
        print jsonList

    # print out integrated luminosity numbers if requested
    if options.intLumi:
        print "\nNote: These numbers should be considered approximate.  For official numbers, please use lumiCalc.py"
        print "delivered %.1f mb,  recorded %.1f mb" % \
              (delivered, recorded)