Addition of single iteration Patatrack and LST HLT configurations and workflows

Configuration/ProcessModifiers/python/seedingLST_cff.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+# This modifier sets the LST (Phase-2 line segment tracking) used for track seeding
+# Needs to be used on top of the trackingLST modifier
+seedingLST = cms.Modifier()

Configuration/ProcessModifiers/python/singleIterPatatrack_cff.py

@@ -0,0 +1,6 @@
+import FWCore.ParameterSet.Config as cms
+
+# This modifier merges the initialStep and highPtTripletStep iterations
+# to a single iteration using Patatrack pixel tracks with >3 hits as seeds
+singleIterPatatrack = cms.Modifier()
+

Configuration/PyReleaseValidation/README.md

@@ -70,6 +70,9 @@ The offsets currently in use are:
 * 0.75: HLT phase-2 timing menu
 * 0.751: HLT phase-2 timing menu Alpaka variant
 * 0.752: HLT phase-2 timing menu ticl_v5 variant
+* 0.753: HLT phase-2 timing menu Alpaka, single tracking iteration variant
+* 0.754: HLT phase-2 timing menu Alpaka, single tracking iteration, LST building variant
+* 0.755: HLT phase-2 timing menu Alpaka, LST building variant
 * 0.78: Complete L1 workflow
 * 0.8: BPH Parking (Run-2)
 * 0.81: Running also HeavyFlavor DQM
@@ -91,7 +94,6 @@ The offsets currently in use are:
 * 0.633: ECAL phase2 Trigger Primitive
 * 0.634: ECAL phase2 Trigger Primitive + component-method based digis
 * 0.635: ECAL phase2 Trigger Primitive + component-method based finely-sampled waveforms
-* 0.75: Phase-2 HLT Timing menu
 * 0.91: Track DNN modifier
 * 0.97: Premixing stage1
 * 0.98: Premixing stage2

Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py

@@ -2128,6 +2128,30 @@ def condition(self, fragment, stepList, key, hasHarvest):
     '--procModifiers': 'ticl_v5'
 }
 
+upgradeWFs['HLTTiming75e33AlpakaSingleIter'] = deepcopy(upgradeWFs['HLTTiming75e33'])
+upgradeWFs['HLTTiming75e33AlpakaSingleIter'].suffix = '_HLT75e33TimingAlpakaSingleIter'
+upgradeWFs['HLTTiming75e33AlpakaSingleIter'].offset = 0.753
+upgradeWFs['HLTTiming75e33AlpakaSingleIter'].step2 = {
+    '-s':'DIGI:pdigi_valid,L1TrackTrigger,L1,L1P2GT,DIGI2RAW,HLT:75e33_timing',
+    '--procModifiers': 'alpaka,singleIterPatatrack'
+}
+
+upgradeWFs['HLTTiming75e33AlpakaSingleIterLST'] = deepcopy(upgradeWFs['HLTTiming75e33'])
+upgradeWFs['HLTTiming75e33AlpakaSingleIterLST'].suffix = '_HLT75e33TimingAlpakaSingleIterLST'
+upgradeWFs['HLTTiming75e33AlpakaSingleIterLST'].offset = 0.754
+upgradeWFs['HLTTiming75e33AlpakaSingleIterLST'].step2 = {
+    '-s':'DIGI:pdigi_valid,L1TrackTrigger,L1,L1P2GT,DIGI2RAW,HLT:75e33_timing',
+    '--procModifiers': 'alpaka,singleIterPatatrack,trackingLST'
+}
+
+upgradeWFs['HLTTiming75e33AlpakaLST'] = deepcopy(upgradeWFs['HLTTiming75e33'])
+upgradeWFs['HLTTiming75e33AlpakaLST'].suffix = '_HLT75e33TimingAlpakaLST'
+upgradeWFs['HLTTiming75e33AlpakaLST'].offset = 0.755
+upgradeWFs['HLTTiming75e33AlpakaLST'].step2 = {
+    '-s':'DIGI:pdigi_valid,L1TrackTrigger,L1,L1P2GT,DIGI2RAW,HLT:75e33_timing',
+    '--procModifiers': 'alpaka,trackingLST'
+}
+
 
 class UpgradeWorkflow_HLTwDIGI75e33(UpgradeWorkflow):
     def setup_(self, step, stepName, stepDict, k, properties):

HLTrigger/Configuration/python/HLT_75e33/eventsetup/hltESPModulesDevLST_cfi.py

@@ -0,0 +1,12 @@
+import FWCore.ParameterSet.Config as cms
+
+def _addProcessModulesDevLST(process):
+    process.hltESPModulesDevLST = cms.ESProducer('LSTModulesDevESProducer@alpaka',
+        appendToDataLabel = cms.string(''),
+        alpaka = cms.untracked.PSet(
+            backend = cms.untracked.string('')
+        )
+    )
+
+from Configuration.ProcessModifiers.trackingLST_cff import trackingLST
+modifyConfigurationForTrackingLSTModulesDevLST_ = trackingLST.makeProcessModifier(_addProcessModulesDevLST)

HLTrigger/Configuration/python/HLT_75e33/eventsetup/hltESPTTRHBuilderWithoutRefit_cfi.py

@@ -0,0 +1,14 @@
+import FWCore.ParameterSet.Config as cms
+
+def _addProcessTTRHBuilderWithoutRefit(process):
+    process.hltESPTTRHBuilderWithoutRefit = cms.ESProducer("TkTransientTrackingRecHitBuilderESProducer",
+        ComponentName = cms.string('WithoutRefit'),
+        ComputeCoarseLocalPositionFromDisk = cms.bool(False),
+        Matcher = cms.string('Fake'),
+        Phase2StripCPE = cms.string(''),
+        PixelCPE = cms.string('Fake'),
+        StripCPE = cms.string('Fake')
+    )
+
+from Configuration.ProcessModifiers.trackingLST_cff import trackingLST
+modifyConfigurationForTrackingLSTTTRHBuilderWithoutRefit_ = trackingLST.makeProcessModifier(_addProcessTTRHBuilderWithoutRefit)

HLTrigger/Configuration/python/HLT_75e33/modules/hltGeneralTracks_cfi.py

@@ -24,3 +24,58 @@
     trackAlgoPriorityOrder = cms.string('trackAlgoPriorityOrder'),
     writeOnlyTrkQuals = cms.bool(False)
 )
+
+_hltGeneralTracksSingleIterPatatrack = hltGeneralTracks.clone(
+    TrackProducers = ["hltInitialStepTrackSelectionHighPurity"],
+    hasSelector = [0],
+    indivShareFrac = [1.0],
+    selectedTrackQuals = ["hltInitialStepTrackSelectionHighPurity"],
+    setsToMerge = [cms.PSet(
+        pQual = cms.bool(True),
+        tLists = cms.vint32(0)
+    )]
+)
+
+from Configuration.ProcessModifiers.singleIterPatatrack_cff import singleIterPatatrack
+singleIterPatatrack.toReplaceWith(hltGeneralTracks, _hltGeneralTracksSingleIterPatatrack)
+
+_hltGeneralTracksLST = hltGeneralTracks.clone(
+    TrackProducers = ["hltInitialStepTrackSelectionHighPuritypTTCLST", "hltInitialStepTrackSelectionHighPuritypLSTCLST", "hltInitialStepTracksT5TCLST", "hltHighPtTripletStepTrackSelectionHighPurity"],
+    hasSelector = [0,0,0,0],
+    indivShareFrac = [0.1,0.1,0.1,0.1],
+    selectedTrackQuals = ["hltInitialStepTrackSelectionHighPuritypTTCLST", "hltInitialStepTrackSelectionHighPuritypLSTCLST", "hltInitialStepTracksT5TCLST", "hltHighPtTripletStepTrackSelectionHighPurity"],
+    setsToMerge = [cms.PSet(
+        pQual = cms.bool(True),
+        tLists = cms.vint32(0,1,2,3)
+    )]
+)
+
+from Configuration.ProcessModifiers.trackingLST_cff import trackingLST
+trackingLST.toReplaceWith(hltGeneralTracks, _hltGeneralTracksLST)
+
+_hltGeneralTracksLSTSingleIterPatatrack = hltGeneralTracks.clone(
+    TrackProducers = ["hltInitialStepTrackSelectionHighPuritypTTCLST", "hltInitialStepTrackSelectionHighPuritypLSTCLST", "hltInitialStepTracksT5TCLST"],
+    hasSelector = [0,0,0],
+    indivShareFrac = [0.1,0.1,0.1],
+    selectedTrackQuals = ["hltInitialStepTrackSelectionHighPuritypTTCLST", "hltInitialStepTrackSelectionHighPuritypLSTCLST", "hltInitialStepTracksT5TCLST"],
+    setsToMerge = [cms.PSet(
+        pQual = cms.bool(True),
+        tLists = cms.vint32(0,1,2)
+    )]
+)
+
+(singleIterPatatrack & trackingLST).toReplaceWith(hltGeneralTracks, _hltGeneralTracksLSTSingleIterPatatrack)
+
+_hltGeneralTracksLSTSeeding = hltGeneralTracks.clone(
+            TrackProducers = ["hltInitialStepTrackSelectionHighPuritypTTCLST", "hltInitialStepTracksT5TCLST", "hltHighPtTripletStepTrackSelectionHighPuritypLSTCLST"],
+            hasSelector = [0,0,0],
+            indivShareFrac = [0.1,0.1,0.1],
+            selectedTrackQuals = ["hltInitialStepTrackSelectionHighPuritypTTCLST", "hltInitialStepTracksT5TCLST", "hltHighPtTripletStepTrackSelectionHighPuritypLSTCLST"],
+            setsToMerge = [cms.PSet(
+               pQual = cms.bool(True),
+               tLists = cms.vint32(0,1,2)
+            )]
+    )
+
+from Configuration.ProcessModifiers.seedingLST_cff import seedingLST
+(seedingLST & trackingLST).toReplaceWith(hltGeneralTracks, _hltGeneralTracksLSTSeeding)

HLTrigger/Configuration/python/HLT_75e33/modules/hltHighPtTripletStepClusters_cfi.py

@@ -12,3 +12,11 @@
     trackClassifier = cms.InputTag("","QualityMasks"),
     trajectories = cms.InputTag("hltInitialStepTrackSelectionHighPurity")
 )
+
+_hltHighPtTripletStepClustersLST = hltHighPtTripletStepClusters.clone(
+    trajectories = "hltInitialStepSeedTracksLST"
+)
+
+from Configuration.ProcessModifiers.trackingLST_cff import trackingLST
+trackingLST.toReplaceWith(hltHighPtTripletStepClusters, _hltHighPtTripletStepClustersLST)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltHighPtTripletStepSeedTracksLST_cfi.py

@@ -0,0 +1,9 @@
+import FWCore.ParameterSet.Config as cms
+
+hltHighPtTripletStepSeedTracksLST = cms.EDProducer(
+    "TrackFromSeedProducer",
+    src = cms.InputTag("hltHighPtTripletStepSeeds"),
+    beamSpot = cms.InputTag("hltOnlineBeamSpot"),
+    TTRHBuilder = cms.string("WithoutRefit")
+)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltHighPtTripletStepTrackCandidatespLSTCLST_cfi.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltHighPtTripletStepTrackCandidates_cfi import hltHighPtTripletStepTrackCandidates as _hltHighPtTripletStepTrackCandidates
+hltHighPtTripletStepTrackCandidatespLSTCLST = _hltHighPtTripletStepTrackCandidates.clone( src = "hltInitialStepTrackCandidates:pLSTSsLST" )
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltHighPtTripletStepTrackCutClassifierpLSTCLST_cfi.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltHighPtTripletStepTrackCutClassifier_cfi import hltHighPtTripletStepTrackCutClassifier as _hltHighPtTripletStepTrackCutClassifier
+hltHighPtTripletStepTrackCutClassifierpLSTCLST = _hltHighPtTripletStepTrackCutClassifier.clone( src = "hltHighPtTripletStepTrackspLSTCLST" )
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltHighPtTripletStepTrackSelectionHighPuritypLSTCLST_cfi.py

@@ -0,0 +1,9 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltHighPtTripletStepTrackSelectionHighPurity_cfi import hltHighPtTripletStepTrackSelectionHighPurity as _hltHighPtTripletStepTrackSelectionHighPurity
+hltHighPtTripletStepTrackSelectionHighPuritypLSTCLST = _hltHighPtTripletStepTrackSelectionHighPurity.clone(
+    originalMVAVals = "hltHighPtTripletStepTrackCutClassifierpLSTCLST:MVAValues",
+    originalQualVals = "hltHighPtTripletStepTrackCutClassifierpLSTCLST:QualityMasks",
+    originalSource = "hltHighPtTripletStepTrackspLSTCLST"
+)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltHighPtTripletStepTrackspLSTCLST_cfi.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltHighPtTripletStepTracks_cfi import hltHighPtTripletStepTracks as _hltHighPtTripletStepTracks
+hltHighPtTripletStepTrackspLSTCLST = _hltHighPtTripletStepTracks.clone( src = "hltHighPtTripletStepTrackCandidatespLSTCLST" )
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepSeedTracksLST_cfi.py

@@ -0,0 +1,9 @@
+import FWCore.ParameterSet.Config as cms
+
+hltInitialStepSeedTracksLST = cms.EDProducer(
+    "TrackFromSeedProducer",
+    src = cms.InputTag("hltInitialStepSeeds"),
+    beamSpot = cms.InputTag("hltOnlineBeamSpot"),
+    TTRHBuilder = cms.string("WithoutRefit")
+)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepSeeds_cfi.py

@@ -11,5 +11,9 @@
     originRadius = cms.double(0.1),
     useEventsWithNoVertex = cms.bool(True),
     usePV = cms.bool(False),
-    useProtoTrackKinematics = cms.bool(False)
+    useProtoTrackKinematics = cms.bool(False),
+    includeFourthHit = cms.bool(False)
 )
+
+from Configuration.ProcessModifiers.trackingLST_cff import trackingLST
+trackingLST.toModify(hltInitialStepSeeds, includeFourthHit = True)

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepTrackCandidates_cfi.py

@@ -23,3 +23,27 @@
     src = cms.InputTag("hltInitialStepSeeds"),
     useHitsSplitting = cms.bool(False)
 )
+
+_hltInitialStepTrackCandidatesLST = cms.EDProducer('LSTOutputConverter',
+    lstOutput = cms.InputTag('hltLST'),
+    phase2OTHits = cms.InputTag('hltPhase2OTHitsInputLST'),
+    lstPixelSeeds = cms.InputTag('hltPixelSeedInputLST'),
+    includeT5s = cms.bool(True),
+    includeNonpLSTSs = cms.bool(False),
+    propagatorAlong = cms.ESInputTag('', 'PropagatorWithMaterial'),
+    propagatorOpposite = cms.ESInputTag('', 'PropagatorWithMaterialOpposite'),
+    SeedCreatorPSet = cms.PSet(
+        ComponentName = cms.string('SeedFromConsecutiveHitsCreator'),
+        propagator = cms.string('PropagatorWithMaterial'),
+        SeedMomentumForBOFF = cms.double(5),
+        OriginTransverseErrorMultiplier = cms.double(1),
+        MinOneOverPtError = cms.double(1),
+        magneticField = cms.string(''),
+        TTRHBuilder = cms.string('WithTrackAngle'),
+        forceKinematicWithRegionDirection = cms.bool(False)
+    )
+)
+
+from Configuration.ProcessModifiers.trackingLST_cff import trackingLST
+trackingLST.toReplaceWith(hltInitialStepTrackCandidates, _hltInitialStepTrackCandidatesLST)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepTrackCutClassifierpLSTCLST_cfi.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltInitialStepTrackCutClassifier_cfi import hltInitialStepTrackCutClassifier as _hltInitialStepTrackCutClassifier
+hltInitialStepTrackCutClassifierpLSTCLST = _hltInitialStepTrackCutClassifier.clone( src = "hltInitialStepTrackspLSTCLST" )
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepTrackCutClassifierpTTCLST_cfi.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltInitialStepTrackCutClassifier_cfi import hltInitialStepTrackCutClassifier as _hltInitialStepTrackCutClassifier
+hltInitialStepTrackCutClassifierpTTCLST = _hltInitialStepTrackCutClassifier.clone( src = "hltInitialStepTrackspTTCLST" )
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepTrackSelectionHighPuritypLSTCLST_cfi.py

@@ -0,0 +1,9 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltInitialStepTrackSelectionHighPurity_cfi import hltInitialStepTrackSelectionHighPurity as _hltInitialStepTrackSelectionHighPurity
+hltInitialStepTrackSelectionHighPuritypLSTCLST = _hltInitialStepTrackSelectionHighPurity.clone(
+    originalMVAVals = "hltInitialStepTrackCutClassifierpLSTCLST:MVAValues",
+    originalQualVals = "hltInitialStepTrackCutClassifierpLSTCLST:QualityMasks",
+    originalSource = "hltInitialStepTrackspLSTCLST"
+)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepTrackSelectionHighPuritypTTCLST_cfi.py

@@ -0,0 +1,9 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltInitialStepTrackSelectionHighPurity_cfi import hltInitialStepTrackSelectionHighPurity as _hltInitialStepTrackSelectionHighPurity
+hltInitialStepTrackSelectionHighPuritypTTCLST = _hltInitialStepTrackSelectionHighPurity.clone(
+    originalMVAVals = "hltInitialStepTrackCutClassifierpTTCLST:MVAValues",
+    originalQualVals = "hltInitialStepTrackCutClassifierpTTCLST:QualityMasks",
+    originalSource = "hltInitialStepTrackspTTCLST"
+)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepTracksT5TCLST_cfi.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltInitialStepTracks_cfi import hltInitialStepTracks as _hltInitialStepTracks
+hltInitialStepTracksT5TCLST = _hltInitialStepTracks.clone( src = "hltInitialStepTrackCandidates:t5TCsLST" )
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepTrackspLSTCLST_cfi.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltInitialStepTracks_cfi import hltInitialStepTracks as _hltInitialStepTracks
+hltInitialStepTrackspLSTCLST = _hltInitialStepTracks.clone( src = "hltInitialStepTrackCandidates:pLSTCsLST" )
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltInitialStepTrackspTTCLST_cfi.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+from ..modules.hltInitialStepTracks_cfi import hltInitialStepTracks as _hltInitialStepTracks
+hltInitialStepTrackspTTCLST = _hltInitialStepTracks.clone( src = "hltInitialStepTrackCandidates:pTTCsLST" )
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltLST_cfi.py

@@ -0,0 +1,19 @@
+import FWCore.ParameterSet.Config as cms
+
+hltLST = cms.EDProducer('LSTProducer@alpaka',
+    pixelSeedInput = cms.InputTag('hltPixelSeedInputLST'),
+    phase2OTHitsInput = cms.InputTag('hltPhase2OTHitsInputLST'),
+    verbose = cms.bool(False),
+    nopLSDupClean = cms.bool(False),
+    tcpLSTriplets = cms.bool(False),
+    mightGet = cms.optional.untracked.vstring,
+    alpaka = cms.untracked.PSet(
+        backend = cms.untracked.string('')
+    )
+)
+
+from Configuration.ProcessModifiers.trackingLST_cff import trackingLST
+from Configuration.ProcessModifiers.seedingLST_cff import seedingLST
+(seedingLST & trackingLST).toModify(hltLST, nopLSDupClean = True,
+                                            tcpLSTriplets = True )
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltPhase2OTHitsInputLST_cfi.py

@@ -0,0 +1,7 @@
+import FWCore.ParameterSet.Config as cms
+
+hltPhase2OTHitsInputLST = cms.EDProducer('LSTPhase2OTHitsInputProducer',
+    phase2OTRecHits = cms.InputTag('hltSiPhase2RecHits'),
+    mightGet = cms.optional.untracked.vstring
+)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltPhase2PixelTracksSoA_cfi.py

@@ -41,3 +41,9 @@
     # autoselect the alpaka backend
     alpaka = cms.untracked.PSet(backend = cms.untracked.string(''))
 )
+
+_hltPhase2PixelTracksSoASingleIterPatatrack = hltPhase2PixelTracksSoA.clone( minHitsPerNtuplet = 3 )
+
+from Configuration.ProcessModifiers.singleIterPatatrack_cff import singleIterPatatrack
+singleIterPatatrack.toReplaceWith(hltPhase2PixelTracksSoA, _hltPhase2PixelTracksSoASingleIterPatatrack)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltPixelSeedInputLST_cfi.py

@@ -0,0 +1,17 @@
+import FWCore.ParameterSet.Config as cms
+
+hltPixelSeedInputLST = cms.EDProducer('LSTPixelSeedInputProducer',
+    beamSpot = cms.InputTag('hltOnlineBeamSpot'),
+    seedTracks = cms.VInputTag(
+        'hltInitialStepSeedTracksLST',
+        'hltHighPtTripletStepSeedTracksLST'
+    )
+)
+
+_hltPixelSeedInputLSTSingleIterPatatrack = hltPixelSeedInputLST.clone(
+    seedTracks = ['hltInitialStepSeedTracksLST']
+)
+
+from Configuration.ProcessModifiers.singleIterPatatrack_cff import singleIterPatatrack
+singleIterPatatrack.toReplaceWith(hltPixelSeedInputLST, _hltPixelSeedInputLSTSingleIterPatatrack)
+

HLTrigger/Configuration/python/HLT_75e33/modules/hltSiPhase2RecHits_cfi.py

@@ -0,0 +1,5 @@
+import FWCore.ParameterSet.Config as cms
+
+from RecoLocalTracker.Phase2TrackerRecHits.Phase2TrackerRecHits_cfi import siPhase2RecHits as _siPhase2RecHits
+hltSiPhase2RecHits = _siPhase2RecHits.clone( src = "hltSiPhase2Clusters" )
+

HLTrigger/Configuration/python/HLT_75e33/sequences/HLTHighPtTripletStepSequence_cfi.py

@@ -6,4 +6,28 @@
 from ..modules.hltHighPtTripletStepTrackSelectionHighPurity_cfi import *
 from ..sequences.HLTHighPtTripletStepSeedingSequence_cfi import *
 
-HLTHighPtTripletStepSequence = cms.Sequence(HLTHighPtTripletStepSeedingSequence+hltHighPtTripletStepTrackCandidates+hltHighPtTripletStepTracks+hltHighPtTripletStepTrackCutClassifier+hltHighPtTripletStepTrackSelectionHighPurity)
+HLTHighPtTripletStepSequence = cms.Sequence(
+     HLTHighPtTripletStepSeedingSequence
+    +hltHighPtTripletStepTrackCandidates
+    +hltHighPtTripletStepTracks
+    +hltHighPtTripletStepTrackCutClassifier
+    +hltHighPtTripletStepTrackSelectionHighPurity
+)
+
+from Configuration.ProcessModifiers.trackingLST_cff import trackingLST
+trackingLST.toReplaceWith(HLTHighPtTripletStepSequence, HLTHighPtTripletStepSequence.copyAndExclude([HLTHighPtTripletStepSeedingSequence]))
+
+from ..modules.hltHighPtTripletStepTrackCandidatespLSTCLST_cfi import *
+from ..modules.hltHighPtTripletStepTrackspLSTCLST_cfi import *
+from ..modules.hltHighPtTripletStepTrackCutClassifierpLSTCLST_cfi import *
+from ..modules.hltHighPtTripletStepTrackSelectionHighPuritypLSTCLST_cfi import *
+_HLTHighPtTripletStepSequenceLSTSeeding = cms.Sequence(
+     hltHighPtTripletStepTrackCandidatespLSTCLST
+    +hltHighPtTripletStepTrackspLSTCLST
+    +hltHighPtTripletStepTrackCutClassifierpLSTCLST
+    +hltHighPtTripletStepTrackSelectionHighPuritypLSTCLST
+)
+
+from Configuration.ProcessModifiers.seedingLST_cff import seedingLST
+(seedingLST & trackingLST).toReplaceWith(HLTHighPtTripletStepSequence, _HLTHighPtTripletStepSequenceLSTSeeding)
+