StandardJetConstits.py

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# Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
 
"""
 StandardJetConstits: A module containing standard definitions for jet inputs : external container and 
 constituents.
 These can be copied and modified by users who want something a bit   
 different from what is provided.                                     
                                                                      
 Author: TJ Khoo, P-A Delsart                                                      
                                                                      
 
"""
 

from .JetDefinition import xAODType,  JetInputConstitSeq, JetInputExternal, JetConstitModifier, JetInputConstit
from .StandardJetContext import inputsFromContext, propFromContext
from .JetRecConfig import isAnalysisRelease 
from AthenaConfiguration.Enums import BeamType
from JetRecConfig.JetRecCommon import isMC
 
 
# Prepare dictionnaries to hold all of our standard definitions.
# They will be filled from the lists below
from .Utilities import ldict
stdInputExtDic = ldict()
stdConstitDic = ldict()
stdContitModifDic = ldict()
 
 
# This module contains the helper functions needed to instantiate the input container external
# to Jet domain
import JetRecConfig.JetInputConfig as inputcfg
try:
    import JetRecTools.JetRecToolsConfig as jrtcfg
except ModuleNotFoundError:
    # In some releases JetRecTools is not existing
    pass
    
try:
    import TrackCaloClusterRecTools.TrackCaloClusterConfig as tcccfg
except ModuleNotFoundError:
    # In some releases TrackCaloClusterRecTools is not existing
    pass
 
def standardReco(input):
    """Returns a helper function which invokes the standard reco configuration for the container 'input' 
    (where input is external to the jet domain).
    
    We group the definition of functions here rather than separately, so that we can change them 
    automatically to a void function in case we're in an Analysis release and we can not import upstream packages.
    
    """
 
    doNothingFunc = lambda *l:None # noqa: E731
    if isAnalysisRelease():
        return doNothingFunc
 
    
    if input=='CaloClusters':
        def f(jetdef,spec):
            from CaloRec.CaloRecoConfig import CaloRecoCfg
            flags = jetdef._cflags
            return CaloRecoCfg(flags) if flags.Jet.doUpstreamDependencies else None
    elif input=='Tracks':
        def f(jetdef,spec):
            from InDetConfig.TrackRecoConfig import InDetTrackRecoCfg
            flags = jetdef._cflags
            return InDetTrackRecoCfg(flags) if flags.Jet.doUpstreamDependencies else None
    elif input=="Muons":
        def f(jetdef,spec):
            from MuonConfig.MuonReconstructionConfig import MuonReconstructionCfg
            flags = jetdef._cflags
            return MuonReconstructionCfg(flags) if flags.Jet.doUpstreamDependencies else None     
    elif input=="PFlow":
        def f(jetdef,spec):
            if not jetdef._cflags.Jet.doUpstreamDependencies:
                return None            
            from eflowRec.PFRun3Config import PFCfg
            return PFCfg(jetdef._cflags)
    elif input=="DressedWZ":
        def f(jetdef,spec):
            from DerivationFrameworkMCTruth.MCTruthCommonConfig import PreJetMCTruthAugmentationsCfg
            return PreJetMCTruthAugmentationsCfg(jetdef._cflags,decorationDressing='dressedPhoton')
    else:
        f = doNothingFunc
        
    return f
 

 
# Functions to check if upstream containers should exist. These are
# implemented as lambda functions in the simpler cases.
 
def _trackParticleInputsExist(flags):
    warning = "Tracking is disabled and no InDetTrackParticles in input"
    if "InDetTrackParticles" in flags.Input.Collections:
        return True, warning
    if isAnalysisRelease():
        # we can't check reco flags in analysis release (and would not
        # be building tracks anyway)
        return False, warning
    return flags.Reco.EnableTracking, warning
 
def _muonSegmentInputsExist(flags):
    warning = "Muon reco is disabled"
    if "MuonSegments" in flags.Input.Collections:
        return True, warning
    if isAnalysisRelease():
        # reco flags don't exist in analysis release
        return False, warning
    return flags.Reco.EnableCombinedMuon, warning
 
def _unassocMuonSegmentInputsExist(flags):
    warning = "UnAssociated muon segments not present"
    if "UnAssocMuonSegments" in flags.Input.Collections:
        return True, warning
    if flags.Input.RunNumbers[0] < 410000:
        # Unassociated containers only exist from Run 3 and mc23 onwards
        return False, warning
    if isAnalysisRelease():
        # reco flags don't exist in analysis release
        return False, warning
    return flags.Reco.EnableCombinedMuon, warning
 
def _largeRTracksExist(flags):
    warning = "Large radius tracking did not run"
    if "InDetLargeD0TrackParticles" in flags.Input.Collections:
        # the conditions here weren't the same as above: apparently we
        # require _both_ the input condition _and_ the tracking
        # flag. I don't know if this is what we want but it keeps with
        # the existing behavior.
        #
        # Again, the isAnalysisRelease function is needed to short
        # circuit the flag check, since flags.Tracking doesn't exist
        # in analysis releases.
        if isAnalysisRelease() or flags.Tracking.doLargeD0:
            return True, warning
    return False, warning
 
def getCaloClusterEnergyMLCalibAlgBuilder():
    def f(flags,spec):
        from CaloRec.CaloClusterMLCalibAlgLiteConfig import CaloClusterMLCalibAlgLiteCfg
        return CaloClusterMLCalibAlgLiteCfg(flags._cflags)
    return f
def getPFOClusterMLCorrectionAlgorithmBuilder():
    def f(flags,spec):
        from eflowRec.PFRun3Config import PFOClusterMLCorrectionAlgorithmBuilder
        return PFOClusterMLCorrectionAlgorithmBuilder(flags._cflags, spec)
    return f
 
    
 
_stdInputList = [
    # Format is :
    # JetInputExternal( containername , containerType, ...optionnal parameters... )
    #  When defined, algoBuilder is a function returning the actual alg building the input.
    #  it will be called as : algoBuilder(jetdef, spec) where jetdef is the parent JetDefinition 
    
    # *****************************
    # ML calibrated clusters
    JetInputExternal("CaloCalTopoClusters", xAODType.CaloCluster, algoBuilder= standardReco("CaloClusters")),
 
    JetInputExternal("CaloCalTopoClustersML", xAODType.CaloCluster, algoBuilder= getCaloClusterEnergyMLCalibAlgBuilder(), prereqs = ["input:CaloCalTopoClusters"]),
 
    JetInputExternal("HLT_TopoCaloClustersFS", xAODType.CaloCluster ),
 
    # *****************************
    JetInputExternal("JetETMissParticleFlowObjects", xAODType.FlowElement, algoBuilder = standardReco("PFlow"),
                     prereqs = [inputsFromContext("Tracks"), "input:CaloCalTopoClusters"],
                     ),
 
    JetInputExternal("GlobalParticleFlowObjects", xAODType.FlowElement,
                     algoBuilder = inputcfg.buildPFlowSel,
                     prereqs = ["input:JetETMissParticleFlowObjects", ],
                     ),
 
    JetInputExternal("GlobalClusterMLCorrectedParticleFlowObjects", xAODType.FlowElement, algoBuilder = getPFOClusterMLCorrectionAlgorithmBuilder(),
                     prereqs = ["input:GlobalParticleFlowObjects", "input:CaloCalTopoClusters", "input:CaloCalTopoClustersML"],
                     ),
 
    JetInputExternal("GlobalParticleFlowObjects_noElectrons", xAODType.FlowElement,
                     algoBuilder = inputcfg.buildPFlowSel_noElectrons,
                     prereqs = ["input:JetETMissParticleFlowObjects", ],
                     ),
 
    JetInputExternal("GlobalParticleFlowObjects_noMuons", xAODType.FlowElement,
                     algoBuilder = inputcfg.buildPFlowSel_noMuons,
                     prereqs = ["input:JetETMissParticleFlowObjects", ],
                     ),            
 
    JetInputExternal("GlobalParticleFlowObjects_noLeptons", xAODType.FlowElement,
                     algoBuilder = inputcfg.buildPFlowSel_noLeptons,
                     prereqs = ["input:JetETMissParticleFlowObjects", ],
                     ),
 
    #Same as GlobalParticleFlowObjects but with charged and neutrals linked to muons included.
    JetInputExternal("GlobalParticleFlowObjects_inclMuons", xAODType.FlowElement,
                     algoBuilder = inputcfg.buildPFlowSel_inclMuons,
                     prereqs = ["input:JetETMissParticleFlowObjects", ],
                    ),
 
    JetInputExternal("GlobalParticleFlowObjects_tauSeedEleRM", xAODType.FlowElement,
                     algoBuilder = inputcfg.buildPFlowSel_tauSeedEleRM,
                     prereqs = ["input:JetETMissParticleFlowObjects", ],
                    ),
 
    # *****************************
    JetInputExternal("InDetTrackParticles",   xAODType.TrackParticle,
                     algoBuilder = standardReco("Tracks"),
                     filterfn = _trackParticleInputsExist
                     ),
    # alternative ID tracks for AntiKt4LCTopo_EleRM jets used for the electron removed tau reconstruction  
    JetInputExternal("InDetTrackParticles_EleRM",   xAODType.TrackParticle),
 
    JetInputExternal("PrimaryVertices",   xAODType.Vertex,
                     prereqs = [inputsFromContext("Tracks")],
                     filterfn = lambda flags : (flags.Beam.Type == BeamType.Collisions, f"No vertexing with {flags.Beam.Type}"), # should be changed when a reliable "EnableVertexing" flag exists
                     ),
    # No quality criteria are applied to the tracks, used for ghosts for example
    JetInputExternal("JetSelectedTracks",     xAODType.TrackParticle,
                     prereqs= [ inputsFromContext("Tracks") ], # in std context, this is InDetTrackParticles (see StandardJetContext)
                     algoBuilder = lambda jdef,_ : jrtcfg.getTrackSelAlg(jdef, trackSelOpt=False )
                     ),
    # alternative JetSelected tracks for AntiKt4LCTopo_EleRM jets used for the electron removed tau reconstruction  
    JetInputExternal("JetSelectedTracks_EleRM",     xAODType.TrackParticle,
                     prereqs= [ inputsFromContext("Tracks") ], # in std context, this is InDetTrackParticles (see StandardJetContext)
                     algoBuilder = lambda jdef,_ : jrtcfg.getTrackSelAlg(jdef, trackSelOpt=False )
                     ),
    # alternative ID tracks for ftf (FS HLT tracking)
    JetInputExternal("JetSelectedTracks_ftf",     xAODType.TrackParticle,
                     prereqs= [ inputsFromContext("Tracks") ], # in std context, this is InDetTrackParticles (see StandardJetContext)
                     algoBuilder = lambda jdef,_ : jrtcfg.getTrackSelAlg(jdef, trackSelOpt=False )
                     ),
    # alternative ID tracks for roiftf (jet super-RoI HLT tracking)
    JetInputExternal("JetSelectedTracks_roiftf",     xAODType.TrackParticle,
                     prereqs= [ inputsFromContext("Tracks") ], # in std context, this is InDetTrackParticles (see StandardJetContext)
                     algoBuilder = lambda jdef,_ : jrtcfg.getTrackSelAlg(jdef, trackSelOpt=False )
                     ),
    
    # Apply quality criteria defined via trackSelOptions in jdef.context (used e.g. for track-jets)
    JetInputExternal("JetSelectedTracks_trackSelOpt",     xAODType.TrackParticle,
                     prereqs= [ inputsFromContext("Tracks") ], # in std context, this is InDetTrackParticles (see StandardJetContext)  
                     algoBuilder = lambda jdef,_ : jrtcfg.getTrackSelAlg(jdef, trackSelOpt=True )
                     ),
    JetInputExternal("JetTrackUsedInFitDeco", xAODType.TrackParticle,
                     prereqs= [ inputsFromContext("Tracks") , # in std context, this is InDetTrackParticles (see StandardJetContext)
                                inputsFromContext("Vertices")],
                     algoBuilder = inputcfg.buildJetTrackUsedInFitDeco
                     ),
    JetInputExternal("JetTrackVtxAssoc", xAODType.TrackParticle,
        algoBuilder = 
        lambda jdef, _ : jrtcfg.getJetTrackVtxAlg(
            jdef._contextDic, 
            algname="jetTVA" if jdef.context in ["HL_LHC", "default", "notrk", ""] else f"jetTVA_{jdef.context}", 
            WorkingPoint="Nonprompt_All_MaxWeight"
        ),
        # previous default for ttva : WorkingPoint="Custom", d0_cut= 2.0, dzSinTheta_cut= 2.0 
        prereqs = ["input:JetTrackUsedInFitDeco", inputsFromContext("Vertices")],
    ),
    # alternative JetTrackVtxAssoc for AntiKt4LCTopo_EleRM jets used for the electron removed tau reconstruction  
    JetInputExternal("JetTrackVtxAssoc_EleRM",      xAODType.TrackParticle,
                     algoBuilder = lambda jdef,_ : jrtcfg.getJetTrackVtxAlg(jdef._contextDic, algname="jetTVA_" + jdef.context, WorkingPoint="Nonprompt_All_MaxWeight"),
                     # previous default for ttva : WorkingPoint="Custom", d0_cut= 2.0, dzSinTheta_cut= 2.0 
                     prereqs = ["input:JetTrackUsedInFitDeco", inputsFromContext("Vertices") ]
                     ),
    JetInputExternal("JetTrackVtxAssoc_ftf",      xAODType.TrackParticle,
                     algoBuilder = lambda jdef,_ : jrtcfg.getJetTrackVtxAlg(jdef._contextDic, algname="jetTVA_" + jdef.context, WorkingPoint="Nonprompt_All_MaxWeight"),
                     # previous default for ttva : WorkingPoint="Custom", d0_cut= 2.0, dzSinTheta_cut= 2.0 
                     prereqs = ["input:JetTrackUsedInFitDeco", inputsFromContext("Vertices") ]
                     ),
    JetInputExternal("JetTrackVtxAssoc_roiftf",      xAODType.TrackParticle,
                     algoBuilder = lambda jdef,_ : jrtcfg.getJetTrackVtxAlg(jdef._contextDic, algname="jetTVA_" + jdef.context, WorkingPoint="Nonprompt_All_MaxWeight"),
                     # previous default for ttva : WorkingPoint="Custom", d0_cut= 2.0, dzSinTheta_cut= 2.0 
                     prereqs = ["input:JetTrackUsedInFitDeco", inputsFromContext("Vertices") ]
                     ),
    # *****************************
    JetInputExternal("EventDensity", "EventShape", algoBuilder = inputcfg.buildEventShapeAlg,
                     containername = lambda jetdef, specs : (specs or "")+"Kt4"+jetdef.inputdef.label+"EventShape",
                     prereqs = lambda jetdef : ["input:"+jetdef.inputdef.name] # this will force the input to be build *before* the EventDensity alg.
    ),
    # alternative EventDensity for AntiKt4LCTopo_EleRM jets used for the electron removed tau reconstruction  
    JetInputExternal("EleRM_EventDensity", "EventShape", algoBuilder = inputcfg.buildEventShapeAlg,
                    containername = lambda jetdef, specs : (specs or "")+"Kt4"+jetdef.inputdef.label+"EventShape",
                    prereqs = lambda jetdef : ["input:"+jetdef.inputdef.name],
                    specs = "EleRM_"
    ),
    JetInputExternal("HLT_EventDensity", "EventShape", algoBuilder = inputcfg.buildEventShapeAlg,
                     containername = lambda jetdef, specs : (specs or "")+"Kt4"+jetdef.inputdef.label+"EventShape",
                     prereqs = lambda jetdef : ["input:"+jetdef.inputdef.name], # this will force the input to be build *before* the EventDensity alg.
                     specs = 'HLT_'
                     ),
 
    # *****************************
    JetInputExternal("MuonSegments", "MuonSegment", algoBuilder=standardReco("Muons"),
                     prereqs = [inputsFromContext("Tracks")], # most likely wrong : what exactly do we need to build muon segments ?? (and not necessarily full muons ...)
                     filterfn = _muonSegmentInputsExist
                     ),
 
    JetInputExternal("UnAssocMuonSegments", "UnAssocMuonSegment", algoBuilder=standardReco("Muons"),
                     prereqs = [inputsFromContext("Tracks")],
                     filterfn = _unassocMuonSegmentInputsExist
                     ),
 
 
    # *****************************
    # Truth particles from the hard scatter vertex prior to Geant4 simulation.
    # Neutrinos and muons are omitted; all other stable particles are included.
    JetInputExternal("JetInputTruthParticles",  xAODType.TruthParticle,
                     algoBuilder = inputcfg.buildJetInputTruth, filterfn=isMC ),
 
    # Truth particles from the hard scatter vertex prior to Geant4 simulation.
    # Prompt electrons, muons and neutrinos are excluded, all other stable particles
    # are included, in particular leptons and neutrinos from hadron decays.
    JetInputExternal("JetInputTruthParticlesNoWZ",  xAODType.TruthParticle,
                     algoBuilder = inputcfg.buildJetInputTruth, filterfn=isMC,specs="NoWZ"),
 
    # Truth particles from the hard scatter vertex prior to Geant4 simulation.
    # Similar configuration as for JetInputTruthParticlesNoWZ but with slightly
    # different photon dressing option
    JetInputExternal("JetInputTruthParticlesDressedWZ", xAODType.TruthParticle,
                     prereqs = ["input:DressedObjects"],
                     algoBuilder = inputcfg.buildJetInputTruth, filterfn=isMC,specs="DressedWZ"),
 
    # If jets are reconstructed standalone, the dressing decoration needs to be added
    JetInputExternal("DressedObjects", "DressedObjects", algoBuilder = standardReco("DressedWZ")),
 
    # Truth particles from the hard scatter vertex prior to Geant4 simulation.
    # Only charged truth particles are used
    JetInputExternal("JetInputTruthParticlesCharged", xAODType.TruthParticle,
                     algoBuilder = inputcfg.buildJetInputTruth, filterfn=isMC,specs="Charged"),
 
 
    #**************
    # TEMPORARY : special inputs for EVTGEN jobs (as long as gen-level and reco-level definitions are not harmonized)
    JetInputExternal("JetInputTruthParticlesGEN",  xAODType.TruthParticle,
                     algoBuilder = inputcfg.buildJetInputTruthGEN, filterfn=isMC ),
 
    JetInputExternal("JetInputTruthParticlesGENNoWZ",  xAODType.TruthParticle,
                     algoBuilder = inputcfg.buildJetInputTruthGEN, filterfn=isMC,specs="NoWZ"),
    #**************
    
    
    JetInputExternal("PV0JetSelectedTracks", xAODType.TrackParticle,
                     prereqs=["input:JetSelectedTracks_trackSelOpt", "input:JetTrackUsedInFitDeco"],
                     algoBuilder = inputcfg.buildPV0TrackSel ),
 
 
    JetInputExternal("UFOCSSK", xAODType.FlowElement,
                     # in analysis releases, or if we have UFOCSSK in inputs don't  declare unneeded dependencies which could fail the config.
                     prereqs =lambda parentjdef :  [] if (isAnalysisRelease() or 'UFOCSSK' in parentjdef._cflags.Input.Collections ) else ['input:GPFlowCSSK'],
                     filterfn =  lambda flag : ( (not isAnalysisRelease() or 'UFOCSSK' in flag.Input.Collections),  "Can't build UFO in Analysis projects and not UFOCSSK in input") ,
                     algoBuilder = lambda jdef,_ : tcccfg.runUFOReconstruction(jdef._cflags, stdConstitDic['GPFlowCSSK'])
                     ),
 
    JetInputExternal("UFOCSSK_noElectrons", xAODType.FlowElement,
                     prereqs =lambda parentjdef :  [] if (isAnalysisRelease() or 'UFOCSSK_noElectrons' in parentjdef._cflags.Input.Collections ) else ['input:GPFlowCSSK_noElectrons'],
                     filterfn =  lambda flag : ( (not isAnalysisRelease() or 'UFOCSSK_noElectrons' in flag.Input.Collections),  "Can't build UFO in Analysis projects and not UFOCSSK in input") ,
                     algoBuilder = lambda jdef,_ : tcccfg.runUFOReconstruction(jdef._cflags, stdConstitDic['GPFlowCSSK_noElectrons'])
                     ),
 
    JetInputExternal("UFOCSSK_noMuons", xAODType.FlowElement,
                     prereqs =lambda parentjdef :  [] if (isAnalysisRelease() or 'UFOCSSK_noMuons' in parentjdef._cflags.Input.Collections ) else ['input:GPFlowCSSK_noMuons'],
                     filterfn =  lambda flag : ( (not isAnalysisRelease() or 'UFOCSSK_noMuons' in flag.Input.Collections),  "Can't build UFO in Analysis projects and not UFOCSSK in input") ,
                     algoBuilder = lambda jdef,_ : tcccfg.runUFOReconstruction(jdef._cflags, stdConstitDic['GPFlowCSSK_noMuons'])
                     ),
 
    JetInputExternal("UFOCSSK_noLeptons", xAODType.FlowElement,
                     # in analysis releases, or if we have UFOCSSK in inputs don't declare unneeded dependencies which could fail the config.
                     prereqs =lambda parentjdef :  [] if (isAnalysisRelease() or 'UFOCSSK_noLeptons' in parentjdef._cflags.Input.Collections ) else ['input:GPFlowCSSK_noLeptons'],
                     filterfn =  lambda flag : ( (not isAnalysisRelease() or 'UFOCSSK_noLeptons' in flag.Input.Collections),  "Can't build UFO in Analysis projects and not UFOCSSK in input") ,
                     algoBuilder = lambda jdef,_ : tcccfg.runUFOReconstruction(jdef._cflags, stdConstitDic['GPFlowCSSK_noLeptons'])
                     ),
    
    #Same as UFOCSSK but with charged and neutrals linked to muons included.
    JetInputExternal("UFOCSSK_inclMuons", xAODType.FlowElement,
                     prereqs =lambda parentjdef :  [] if (isAnalysisRelease() or 'UFOCSSK_inclMuons' in parentjdef._cflags.Input.Collections ) else ['input:GPFlowCSSK_inclMuons'],
                     filterfn =  lambda flag : ( (not isAnalysisRelease() or 'UFOCSSK_inclMuons' in flag.Input.Collections),  "Can't build UFO in Analysis projects and not UFOCSSK in input") ,
                     algoBuilder = lambda jdef,_ : tcccfg.runUFOReconstruction(jdef._cflags, stdConstitDic['GPFlowCSSK_inclMuons'])
                     ),
 
 
 
    JetInputExternal("UFO", xAODType.FlowElement,
                     prereqs = ['input:GPFlow'],
                     algoBuilder = lambda jdef,_ : tcccfg.runUFOReconstruction(jdef._cflags, stdConstitDic['GPFlow'])
                     ),
    
]
 
 
_truthFlavours = ["BHadronsInitial", "BHadronsFinal", "BQuarksFinal",
                  "CHadronsInitial", "CHadronsFinal", "CQuarksFinal",
                  "TausFinal",
                  "WBosons", "ZBosons", "HBosons", "TQuarksFinal",
                  "Partons",]
for label in  _truthFlavours:    
    # re-use the main truth input definition : 
    _stdInputList.append( JetInputExternal("TruthLabel"+label, xAODType.TruthParticle,
                                      algoBuilder = inputcfg.buildLabelledTruth,
                                      filterfn=isMC, specs = label ) )
 
 
 
# Fill the stdInputExtDic from the above list 
for ji in _stdInputList:
    ji._locked = True # lock the definitions so we have unmutable references !
    stdInputExtDic[ji.name] = ji
 
 
 
 
    
 
 
 

_stdSeqList = [
    # Format is typically :
    # JetInputConstitSeq( name , input_cont_type, list_of_modifiers, inputcontainer, outputcontainer )
    # or
    # JetInputConstit( name, input_cont_type, containername)
    # see JetDefinition.py for details.
 
    # *****************************
    # Cluster constituents : the first one is a relic used for isolation, and might disappear soon
    JetInputConstitSeq("EMTopo", xAODType.CaloCluster, ["EM"],
                       "CaloCalTopoClusters", "EMTopoClusters", jetinputtype="EMTopo",
                       ),
    JetInputConstitSeq("LCTopo", xAODType.CaloCluster, ["LC"],
                       "CaloCalTopoClusters", "LCTopoClusters", jetinputtype="LCTopo",
                       ),
    JetInputConstitSeq("EMTopoOrigin", xAODType.CaloCluster, ["EM","Origin"],
                       "CaloCalTopoClusters", "EMOriginTopoClusters", jetinputtype="EMTopo",
                       ),
    JetInputConstitSeq("MLTopoOrigin", xAODType.CaloCluster, ["ML","Origin"],
                       "CaloCalTopoClusters", "MLOriginTopoClusters", jetinputtype="EMTopo",
                       ),
    JetInputConstitSeq("LCTopoOrigin",xAODType.CaloCluster, ["LC","Origin"],
                       "CaloCalTopoClusters", "LCOriginTopoClusters", jetinputtype="LCTopo",
                       ),
    # alternative LCTopoOrigin for AntiKt4LCTopo_EleRM jets used for the electron removed tau reconstruction  
    JetInputConstitSeq("LCTopoOrigin_EleRM",xAODType.CaloCluster, ["LC","Origin"],
                       "CaloCalTopoClusters_EleRM", "LCOriginTopoClusters_EleRM", jetinputtype="LCTopo",
                       ),
    JetInputConstitSeq("LCTopoCSSK",  xAODType.CaloCluster, ["LC","Origin","CS","SK"],
                       "CaloCalTopoClusters", "LCOriginTopoCSSK", jetinputtype="LCTopo",
                       ),
 
    
    # *****************************
    # EM-scale particle flow objects with charged hadron subtraction
    # For now we don't specify a scale, as only one works well, but
    # this could be incorporated into the naming scheme and config
    JetInputConstitSeq("EMPFlow", xAODType.FlowElement,["CorrectPFO", "CHS"] , 'JetETMissParticleFlowObjects', 'CHSParticleFlowObjects'),
 
    # EM-scale particle flow objects with correction to ML cluster scale, with charged hadron subtraction
    JetInputConstitSeq("GPFlowML", xAODType.FlowElement,["CorrectPFO", "CHS"] , 'GlobalClusterMLCorrectedParticleFlowObjects', 'CHSGlobalClusterMLCorrectedParticleFlowObjects', label = 'EMPFlow',),
 
    # GPFlow are the same than EMPFlow except they have pflow linked to elec or muons filtered out.
    JetInputConstitSeq("GPFlow", xAODType.FlowElement,["CorrectPFO", "CHS"] , 'GlobalParticleFlowObjects', 'CHSGParticleFlowObjects',
                       label='EMPFlow'),
    
    JetInputConstitSeq("GPFlow_noElectrons", xAODType.FlowElement,["CorrectPFO", "CHS"] , 'GlobalParticleFlowObjects_noElectrons', 'CHSGParticleFlowObjects_noElectrons',
                       label='EMPFlow_noElectrons'),
 
    JetInputConstitSeq("GPFlow_noMuons", xAODType.FlowElement,["CorrectPFO", "CHS"] , 'GlobalParticleFlowObjects_noMuons', 'CHSGParticleFlowObjects_noMuons',
                       label='EMPFlow_noMuons'),
 
    JetInputConstitSeq("GPFlow_noLeptons", xAODType.FlowElement,["CorrectPFO", "CHS"] , 'GlobalParticleFlowObjects_noLeptons', 'CHSGParticleFlowObjects_noLeptons',
                       label='EMPFlow_noLeptons'),
 
    #Same as GPFlow but with charged and neutrals linked to muons included.
    JetInputConstitSeq("GPFlow_inclMuons", xAODType.FlowElement,["CorrectPFO", "CHS"] , 'GlobalParticleFlowObjects_inclMuons', 'CHSGParticleFlowObjects_inclMuons',
                       label='EMPFlow_inclMuons'),
 
    #GPFlow with tau seed electrons removed
    JetInputConstitSeq("GPFlow_tauSeedEleRM", xAODType.FlowElement,["CorrectPFO", "CHS"] , 'GlobalParticleFlowObjects_tauSeedEleRM', 'CHSGParticleFlowObjects_tauSeedEleRM',
                        label='EMPFlow_tauSeedEleRM'),
 
 
    # Particle Flow Objects with several neutral PFO copies for by-vertex reconstruction
    JetInputConstitSeq("GPFlowByVtx", xAODType.FlowElement, ["CorrectPFO", "CHS"] , 'GlobalParticleFlowObjects', 'CHSByVtxGParticleFlowObjects',
                       label='EMPFlowByVertex', byVertex=True),
    
    # Particle Flow Objects with Constituent Subtraction + SoftKiller
    JetInputConstitSeq("EMPFlowCSSK", xAODType.FlowElement,["CorrectPFO",  "CS","SK", "CHS"] ,
                       'JetETMissParticleFlowObjects', 'CSSKParticleFlowObjects', jetinputtype="EMPFlow"),
 
    JetInputConstitSeq("GPFlowCSSK", xAODType.FlowElement,["CorrectPFO",  "CS","SK", "CHS"] ,
                       'GlobalParticleFlowObjects', 'CSSKGParticleFlowObjects', jetinputtype="EMPFlow", label='EMPFlowCSSK'),
 
    JetInputConstitSeq("GPFlowCSSK_noElectrons", xAODType.FlowElement,["CorrectPFO",  "CS","SK", "CHS"] ,
                       'GlobalParticleFlowObjects_noElectrons', 'CSSKGParticleFlowObjects_noElectrons', jetinputtype="EMPFlow", label='EMPFlowCSSK_noElectrons'),
 
    JetInputConstitSeq("GPFlowCSSK_noMuons", xAODType.FlowElement,["CorrectPFO",  "CS","SK", "CHS"] ,
                       'GlobalParticleFlowObjects_noMuons', 'CSSKGParticleFlowObjects_noMuons', jetinputtype="EMPFlow", label='EMPFlowCSSK_noMuons'),
 
    JetInputConstitSeq("GPFlowCSSK_noLeptons", xAODType.FlowElement,["CorrectPFO",  "CS","SK", "CHS"] ,
                       'GlobalParticleFlowObjects_noLeptons', 'CSSKGParticleFlowObjects_noLeptons', jetinputtype="EMPFlow", label='EMPFlowCSSK_noLeptons'),
 
    #Same as GPFlowCSSK but with charged and neutrals linked to muons included.
    JetInputConstitSeq("GPFlowCSSK_inclMuons", xAODType.FlowElement,["CorrectPFO",  "CS","SK", "CHS"] ,
                       'GlobalParticleFlowObjects_inclMuons', 'CSSKGParticleFlowObjects_inclMuons', jetinputtype="EMPFlow", label='EMPFlowCSSK_inclMuons'),
 
 
    JetInputConstit("UFOCSSK", xAODType.FlowElement, "UFOCSSK" ),
 
    JetInputConstit("UFOCSSK_noElectrons", xAODType.FlowElement, "UFOCSSK_noElectrons" ),
 
    JetInputConstit("UFOCSSK_noMuons", xAODType.FlowElement, "UFOCSSK_noMuons" ),
 
    JetInputConstit("UFOCSSK_noLeptons", xAODType.FlowElement, "UFOCSSK_noLeptons" ),
    
    #Same as UFOCSSK but with charged and neutrals linked to muons included.
    JetInputConstit("UFOCSSK_inclMuons", xAODType.FlowElement, "UFOCSSK_inclMuons" ),
 
    JetInputConstit("UFO", xAODType.FlowElement, "UFO" ),
    
    # *****************************
    # Tower (used only as ghosts atm)
    JetInputConstit("Tower", xAODType.CaloCluster, "CaloCalFwdTopoTowers",
                    filterfn = lambda flags : ("CaloCalFwdTopoTowers" in flags.Input.Collections, "Towers as ghosts disabled as CaloCalFwdTopoTowers are not in the input")),
 
    # *****************************
    # Track constituents (e.g. ghosts, no quality criteria, no TTVA)
    JetInputConstit("Track", xAODType.TrackParticle, inputsFromContext("JetTracks")),
    # Track constituents (e.g. track-jets, trackSelOptions quality criteria, TTVA)
    JetInputConstit("PV0Track", xAODType.TrackParticle, inputsFromContext("JetTracks", prefix="PV0")),
 
    # LRT. Only used as ghosts
    JetInputConstit("TrackLRT", xAODType.TrackParticle, "InDetLargeD0TrackParticles", 
                    filterfn = _largeRTracksExist),
 
    # *****************************
    # Muon segments. Only used as ghosts
    JetInputConstit("MuonSegment", "MuonSegment", "MuonSegments",                    ),
    # In Run 3, the MuonSegment container is split into associated and unassociated segments
    JetInputConstit("UnAssocMuonSegment", "UnAssocMuonSegment", "UnAssocMuonSegments", ),
 
    # *****************************
    # VR track jets as ghosts for large-R jets
    #  this could work : 
    #JetInputConstit("AntiKtVR30Rmax4Rmin02PV0TrackJet", xAODType.Jet, "AntiKtVR30Rmax4Rmin02PV0TrackJets"),
    # BUT a better solution is to call
    # registerAsInputConstit(AntiKtVR30Rmax4Rmin02PV0Track) 
    #  at the place where the jetdef 'AntiKtVR30Rmax4Rmin02PV0Track' is defined : see StandardSmallRJets.py 
    
    # *****************************
    # Truth particles (see JetInputExternal declarations above for more details)
    JetInputConstit("Truth", xAODType.TruthParticle, "JetInputTruthParticles" ),
    
    JetInputConstit("TruthWZ", xAODType.TruthParticle, "JetInputTruthParticlesNoWZ", jetinputtype="TruthWZ"),
 
    JetInputConstit("TruthDressedWZ", xAODType.TruthParticle, "JetInputTruthParticlesDressedWZ", jetinputtype="TruthDressedWZ"),
 
    JetInputConstit("TruthCharged", xAODType.TruthParticle, "JetInputTruthParticlesCharged", jetinputtype="TruthCharged"),
 
    #**************
    # TEMPORARY : special inputs for EVTGEN jobs (as long as gen-level and reco-level definitions are not harmonized)
    JetInputConstit("TruthGEN", xAODType.TruthParticle, "JetInputTruthParticlesGEN" , label="Truth"),
    
    JetInputConstit("TruthGENWZ", xAODType.TruthParticle, "JetInputTruthParticlesGENNoWZ", jetinputtype="TruthWZ", label="TruthWZ"),
        
]
 
# define JetInputConstit for each flavour type :
for label in  _truthFlavours:    
    _stdSeqList.append( JetInputConstit(label, xAODType.TruthParticle, "TruthLabel"+label ) )
 
# Fill the stdConstitDic from the above list 
for jc in _stdSeqList:
    jc._locked = True
    stdConstitDic[jc.name] = jc
 
 
 

 
def _getWeightPFOToolDefault(*l):
    """One Property of the CorrectPFO constit modifier is a tool. 
    we use this function as a placeholder, allowing to delay the instantiation of this property tool
    to the time the modifier itself is instantiated.
    """
    from AthenaConfiguration.ComponentFactory import CompFactory
    return CompFactory.getComp("CP::WeightPFOTool")("weightPFO")
 
 
vtxKey = "PrimaryVertices"
tvaKey = "JetTrackVtxAssoc"
_stdModList = [
    # Format is :
    # JetConstitModifier( name , toolType, dictionnary_of_tool_properties )
    # (see JetDefinition.py for more details)
    
    JetConstitModifier("Origin", "CaloClusterConstituentsOrigin", prereqs=[inputsFromContext("Vertices")]),
    JetConstitModifier("EM",     "ClusterAtEMScaleTool", ),
    JetConstitModifier("ML",     "ClusterAtMLScaleTool", prereqs=["input:CaloCalTopoClustersML"]),
    JetConstitModifier("LC",     "", ),
    # Particle flow
    JetConstitModifier("CorrectPFO", "CorrectPFOTool",
                       # get the track properties from the context with wich jet will be configured with propFromContext
                       # See StandardJetContext.py for the default values.
                       prereqs=[inputsFromContext("Vertices")],
                       properties=dict(VertexContainerKey=propFromContext("Vertices"),
                                       WeightPFOTool= _getWeightPFOToolDefault,
                                       DoByVertex = lambda jdef, _: jdef.byVertex) ),    
    JetConstitModifier("CHS",    "ChargedHadronSubtractionTool",
                       # get the track properties from the context with wich jet will be configured with propFromContext
                       # See StandardJetContext.py for the default values.
                       # Note : Jet trigger still needs an older CHS config, hence the cheks to jetdef.context below...
                       #        When jet trigger migrate and follow the offline settings all this can be simplified.
                       prereqs= lambda parentjdef : [inputsFromContext("Vertices"),] + ( [inputsFromContext("TVA")] if parentjdef.context=='default' else []) ,
                       properties=dict(VertexContainerKey=propFromContext("Vertices"),                                       
                                       TrackVertexAssociation=propFromContext("TVA"),
                                       UseTrackToVertexTool= lambda jdef,_: jdef.context in ['default', 'HL_LHC'], 
                                       DoByVertex = lambda jdef, _: jdef.byVertex
                                       )),
    
    # Pileup suppression
    JetConstitModifier("Vor",    "VoronoiWeightTool", properties=dict(doSpread=False, nSigma=0) ),
    JetConstitModifier("CS",     "ConstituentSubtractorTool", properties=dict(MaxEta=4.5 ) ),
    JetConstitModifier("SK",     "SoftKillerWeightTool",),
                           
]
 
# Fill the stdContitModifDic from the above list 
for ji in _stdModList:
    ji._locked = True
    stdContitModifDic[ji.name] = ji