TEST4.py

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# Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
# TEST4.py - derivation framework example demonstrating slimming 
# Note this is the same as TEST1,2,3 but without any tools
 
from AthenaConfiguration.ComponentAccumulator import ComponentAccumulator
from AthenaConfiguration.ComponentFactory import CompFactory
from AthenaConfiguration.Enums import MetadataCategory
 
def TEST4KernelCfg(flags, name='TEST4Kernel', **kwargs):
    """Configure the derivation framework driving algorithm (kernel)"""
    acc = ComponentAccumulator()
    DerivationKernel = CompFactory.DerivationFramework.DerivationKernel
    acc.addEventAlgo(DerivationKernel(name))       
    return acc
 
 
def TEST4Cfg(flags):
 
    acc = ComponentAccumulator()
    acc.merge(TEST4KernelCfg(flags, name="TEST4Kernel"))
 
    from OutputStreamAthenaPool.OutputStreamConfig import OutputStreamCfg
    from xAODMetaDataCnv.InfileMetaDataConfig import SetupMetaDataForStreamCfg
    from DerivationFrameworkCore.SlimmingHelper import SlimmingHelper
    TEST4SlimmingHelper = SlimmingHelper("TEST4SlimmingHelper", NamesAndTypes = flags.Input.TypedCollections, flags = flags)
    TEST4SlimmingHelper.SmartCollections = ["EventInfo",
                                            "Electrons",
                                            "Photons",
                                            "Muons",
                                            "PrimaryVertices",
                                            "InDetTrackParticles",
                                            "AntiKt4EMTopoJets",
                                            "AntiKt4EMPFlowJets",
 
                                            "MET_Baseline_AntiKt4EMTopo",
                                            "MET_Baseline_AntiKt4EMPFlow",
                                            "TauJets",
                                            "DiTauJets",
                                            "DiTauJetsLowPt"]
    TEST4ItemList = TEST4SlimmingHelper.GetItemList()
 
    acc.merge(OutputStreamCfg(flags, "DAOD_TEST4", ItemList=TEST4ItemList, AcceptAlgs=["TEST4Kernel"]))
    acc.merge(SetupMetaDataForStreamCfg(flags, "DAOD_TEST4", AcceptAlgs=["TEST4Kernel"], createMetadata=[MetadataCategory.CutFlowMetaData]))
 
    return acc