ExtCollWrite.py

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from Gaudi.Configuration import *
from Configurables import GaudiPersistency, Gaudi__Examples__ExtendedEvtCol as ExtendedEvtCol
 
# persistency setup
GaudiPersistency()
 
FileCatalog(Catalogs=["xmlcatalog_file:ROOTIO.xml"])
 
# Input
esel = EventSelector(PrintFreq=100)
esel.Input = [
    "DATAFILE='PFN:ROOTIO.dst'  SVC='Gaudi::RootEvtSelector' OPT='READ'",
    "DATAFILE='PFN:ROOTIO.mdst' SVC='Gaudi::RootEvtSelector' OPT='READ'"
]
 
# Output
evtColl = TagCollectionSvc("EvtTupleSvc")
evtColl.Output = [
    "EXTEVT DATAFILE='PFN:ROOT_IO.etags' OPT='RECREATE' SVC='Gaudi::RootCnvSvc'"
]
 
# Algorithms
algs = GaudiSequencer(
    "EventAlgs",
    Members=[ExtendedEvtCol(
        "Fill", EvtColLUN="EXTEVT")],  # Logical unit for Event Tag Collection
    VetoObjects=["FSR"])
 
# Application
app = ApplicationMgr(TopAlg=[algs], EvtMax=-1, HistogramPersistency="NONE")
app.ExtSvc.append(evtColl)
 
# Verbosity
SequencerTimerTool(OutputLevel=WARNING)