AthenaPoolExample_Concat.py

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#!/env/python
 
# Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
 

 
import os
os.system ('rm -f SimplePoolFile[13].root')
 
from AthenaConfiguration.AllConfigFlags import initConfigFlags
from AthenaConfiguration.ComponentFactory import CompFactory
from AthenaCommon.Constants import DEBUG
from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg, outputStreamName
 
stream1name = "Stream1"
file1Name = "SimplePoolFile1.root"
stream2name = "Stream2"
file2Name = "SimplePoolFile3.root"
outSequence = 'AthOutSeq'
noTag = True
 
# Setup flags
flags = initConfigFlags()
flags.Input.Files = []
flags.addFlag(f"Output.{stream1name}FileName", file1Name)
flags.addFlag(f"Output.{stream2name}FileName", file2Name)
flags.Common.MsgSuppression = False
flags.Exec.MaxEvents = 20
flags.Exec.DebugMessageComponents = [outputStreamName(stream1name), outputStreamName(stream2name),
                                     "PoolSvc", "AthenaPoolCnvSvc", "WriteData", "ReWriteData"]
flags.lock()
 
# Main services
from AthenaConfiguration.MainServicesConfig import MainServicesCfg
acc = MainServicesCfg( flags )
 
from xAODEventInfoCnv.xAODEventInfoCnvConfig import EventInfoCnvAlgCfg
acc.merge( EventInfoCnvAlgCfg( flags, disableBeamSpot=True ) )
 
acc.addEventAlgo( CompFactory.AthPoolEx.WriteData("WriteData", OutputLevel = DEBUG) )
acc.addEventAlgo( CompFactory.AthPoolEx.ReWriteData("ReWriteData", OutputLevel = DEBUG) )
 
# Pool writing
# ----------------  Output Stream 1 configuration
from AthenaPoolExampleAlgorithms.AthenaPoolExampleConfig import AthenaPoolExampleWriteCfg
acc.merge( AthenaPoolExampleWriteCfg(flags, stream1name, writeCatalog = "file:Catalog1.xml",
                                     disableEventTag = noTag) )
 
acc.merge( OutputStreamCfg(flags, stream1name, disableEventTag = noTag,
                           ItemList = ['EventInfo#*', 'ExampleHitContainer#My*']
                           ) )
 
# ----------------  Output Stream 2 configuration
acc.merge( AthenaPoolExampleWriteCfg(flags, stream2name, disableEventTag = noTag) )
acc.merge( OutputStreamCfg(flags, stream2name, disableEventTag = noTag,
                           ItemList = ['EventInfo#*', 'ExampleTrackContainer#*Trackss']
                           ) )
 
# Run
import sys
sc = acc.run(flags.Exec.MaxEvents)
sys.exit(sc.isFailure())