Write630FwdCompat.py

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from Configurables import Gaudi__RootCnvSvc as RootCnvSvc
from Configurables import GaudiPersistency
from Gaudi.Configuration import *
 
# Output setup
# - DST
dst = OutputStream("RootDst")
# dst.ItemList  = ["/Event#1",
#                  "/Event/Collision_0#999",
#                  "/Event/Collision_2#1",
#                  "/Event/MyTracks#1",
#                 ]
dst.ItemList = ["/Event#999"]
dst.Output = "DATAFILE='PFN:ROOTIO_630fwd.dst'  SVC='Gaudi::RootCnvSvc' OPT='RECREATE'"
 
# - MiniDST
mini = OutputStream("RootMini")
mini.ItemList = ["/Event#1"]
mini.Output = "DATAFILE='PFN:ROOTIO_630fwd.mdst' SVC='Gaudi::RootCnvSvc' OPT='RECREATE'"
 
# - File Summary Record
fsr = RecordStream("FileRecords")
fsr.ItemList = ["/FileRecords#999"]
fsr.Output = dst.Output
fsr.EvtDataSvc = FileRecordDataSvc()
fsr.EvtConversionSvc = FileRecordPersistencySvc()
 
FileCatalog(Catalogs=["xmlcatalog_file:ROOTIO_630fwd.xml"])
 
RootCnvSvc(ROOT630ForwardCompatibility=True)
 
GaudiPersistency()
 
# Application setup
app = ApplicationMgr(OutputLevel=INFO)
# - I/O
app.OutStream += [dst, mini, fsr]
# - Algorithms
app.TopAlg = ["WriteAlg", "ReadAlg"]
# - Events
app.EvtMax = 1000
app.EvtSel = "NONE"  # do not use any event input
app.HistogramPersistency = "NONE"