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root/cvsroot/UserCode/Betchart/TopRefTuple/python/pf2pat.py
Revision: 1.7
Committed: Wed Nov 14 17:17:00 2012 UTC (12 years, 5 months ago) by bbetchar
Content type: text/x-python
Branch: MAIN
Changes since 1.6: +1 -0 lines
Log Message:
pfPileUp.checkClosestZVertex=False

File Contents

# Content
1 import operator,sys,os
2 from FWCore.ParameterSet import Config as cms
3 from PhysicsTools.PatAlgos.tools import coreTools,pfTools
4
5 def tags(stuff) :
6 return ( cms.InputTag(stuff) if type(stuff)!=list else
7 cms.VInputTag([tags(item) for item in stuff]) )
8
9 class TopRefPF2PAT(object) :
10 '''Implement the Top Reference configuration of PF2PAT.
11
12 https://twiki.cern.ch/twiki/bin/viewauth/CMS/TWikiTopRefEventSel
13 Modify the PF selections to match the PAT selections, for consistent TopProjection cross-cleaning.
14 '''
15
16 def __init__(self, process, options) :
17 self.stdout = sys.stdout
18 sys.stdout = open(os.devnull, 'w')
19 print >>self.stdout, "usePF2PAT() output suppressed. (%s)"%__file__
20
21 self.before = set(dir(process))
22 process.load( "PhysicsTools.PatAlgos.patSequences_cff" )
23 pfTools.usePF2PAT( process,
24 runPF2PAT = True,
25 postfix = options.postfix,
26 runOnMC = not options.isData,
27 pvCollection = tags( 'goodOfflinePrimaryVertices' ),
28 typeIMetCorrections = True,
29 jetAlgo = 'AK5',
30 jetCorrections = ('AK5PFchs', ['L1FastJet','L2Relative','L3Absolute','L2L3Residual'][:None if options.isData else -1] )
31 )
32 getattr( process, 'pfPileUp'+options.postfix).checkClosestZVertex = False # https://twiki.cern.ch/twiki/bin/view/CMSPublic/WorkBookJetEnergyCorrections#JetEnCorPFnoPU2012
33 getattr( process, 'pfPileUpIso'+options.postfix).checkClosestZVertex = True
34 if options.isData: coreTools.runOnData( process, names = [ 'PFAll' ], postfix = options.postfix )
35 coreTools.removeSpecificPATObjects( process, names = [ 'Photons', 'Taus' ], postfix = options.postfix )
36
37 self.isoValues = {'el':0.15,'mu':0.20}
38 self.eleID = 'mvaTrigV0'
39 self.minEleID = 0.
40 self.dBFactor = -0.5
41 self.cuts = {'el': ['abs(eta)<2.5',
42 'pt>20.',
43 'gsfTrackRef.isNonnull',
44 'gsfTrackRef.trackerExpectedHitsInner.numberOfLostHits<2',
45 '(chargedHadronIso+max(0.,neutralHadronIso+photonIso%+f*puChargedHadronIso))/pt < %f'%(self.dBFactor, self.isoValues['el']),
46 'electronID("%s") > %f'%(self.eleID,self.minEleID),
47 ],
48 'mu' :['abs(eta)<2.5',
49 'pt>10.',
50 '(chargedHadronIso+neutralHadronIso+photonIso%+f*puChargedHadronIso)/pt < %f'%(self.dBFactor, self.isoValues['mu']),
51 '(isPFMuon && (isGlobalMuon || isTrackerMuon) )',
52 ],
53 'jet' : ['abs(eta)<2.5', # Careful! these jet cuts affect the typeI met corrections
54 'pt > 15.',
55 # PF jet ID:
56 'numberOfDaughters > 1',
57 'neutralHadronEnergyFraction < 0.99',
58 'neutralEmEnergyFraction < 0.99',
59 '(chargedEmEnergyFraction < 0.99 || abs(eta) >= 2.4)',
60 '(chargedHadronEnergyFraction > 0. || abs(eta) >= 2.4)',
61 '(chargedMultiplicity > 0 || abs(eta) >= 2.4)']
62 }
63
64 self.process = process
65 self.options = options
66 self.fix = options.postfix
67 self.patSeq = getattr(process, 'patPF2PATSequence' + self.fix)
68 self.btags = self.options.btags
69 self.taginfos = ["impactParameter","secondaryVertex"]
70
71 self.configTopProjections()
72 self.configPfLepton('el', iso3 = True)
73 self.configPfLepton('mu', iso3 = False)
74 self.configPatMuons()
75 self.configPatElectrons()
76 self.configPatJets()
77 self.configLeptonFilter()
78 self.removeCruft()
79 sys.stdout = self.stdout
80
81 def attr(self, item) : return getattr(self.process, item)
82 def show(self, item) : print >> (sys.stdout if self.options.quiet else self.stdout), item, '=', self.attr(item).dumpPython() if hasattr(self.process, item) else 'Not Found.'
83
84 def configTopProjections(self) :
85 '''Enable TopProjections except for Taus (do not remove tau cands from jet collection).'''
86
87 for key,val in {'PileUp':1,'Muon':1,'Electron':1,'Jet':1,'Tau':0}.items() :
88 self.attr('pfNo'+key+self.fix).enable = bool(val)
89 self.attr('pfNoElectron').verbose = True
90 return
91
92 def configPfLepton(self, lep, iso3) :
93 full = {'el':'Electrons','mu':'Muons'}[lep] + self.fix
94 iso = self.attr('pfIsolated'+full)
95 iso.isolationCut = self.isoValues[lep]
96 iso.doDeltaBetaCorrection = True
97 iso.deltaBetaFactor = self.dBFactor
98 sel = self.attr('pfSelected'+full)
99 sel.cut = ' && '.join(self.cuts[lep][:-2])
100 print >>self.stdout, ""
101 if lep == 'el' :
102 idName = 'pfIdentifiedElectrons'+self.fix
103 id = cms.EDFilter("ElectronIDPFCandidateSelector",
104 src = cms.InputTag('pfElectronsFromVertex'+self.fix),
105 recoGsfElectrons = cms.InputTag("gsfElectrons"),
106 electronIdMap = cms.InputTag(self.eleID),
107 electronIdCut = cms.double(self.minEleID))
108 setattr(self.process, idName, id )
109 self.patSeq.replace( sel, id*sel)
110 sel.src = idName
111 self.show(idName)
112
113 if iso3:
114 pf = {'el':'PFId','mu':''}[lep] + self.fix
115 for item in ['pf','pfIsolated'] :
116 col = self.attr( item+full )
117 col.deltaBetaIsolationValueMap = tags( lep+'PFIsoValuePU03'+pf )
118 col.isolationValueMapsCharged = tags( [lep+'PFIsoValueCharged03'+pf] )
119 col.isolationValueMapsNeutral = tags( [ lep+'PFIsoValueNeutral03'+pf, lep+'PFIsoValueGamma03'+pf] )
120 val = self.attr( 'pat'+full ).isolationValues
121 val.pfNeutralHadrons = tags( lep+'PFIsoValueNeutral03' + pf )
122 val.pfChargedAll = tags( lep+'PFIsoValueChargedAll03' + pf )
123 val.pfPUChargedHadrons = tags( lep+'PFIsoValuePU03' + pf )
124 val.pfPhotons = tags( lep+'PFIsoValueGamma03' + pf )
125 val.pfChargedHadrons = tags( lep+'PFIsoValueCharged03' + pf )
126
127 self.show('pfSelected'+full)
128 self.show('pfIsolated'+full)
129 return
130
131 def configPatMuons(self) :
132 for mod,attr,val in [('patMuons','usePV',False), # use beam spot rather than PV, which is necessary for 'dB' cut
133 ('patMuons','embedTrack',True), # embedded track needed for muon ID cuts
134 ('selectedPatMuons','cut', ' && '.join(self.cuts['mu'])),
135 ] : setattr( self.attr(mod+self.fix), attr, val )
136 self.show('selectedPatMuons'+self.fix)
137 return
138
139 def configPatElectrons(self) :
140 electronIDSources = cms.PSet(**dict([(i,tags(i)) for i in [self.eleID]]))
141 for mod,attr,val in [('patElectrons','electronIDSources', electronIDSources),
142 ('selectedPatElectrons','cut', ' && '.join(c for c in self.cuts['el'] if 'gsfTrackRef' not in c)),
143 ] : setattr( self.attr( mod+self.fix), attr, val )
144 self.show('selectedPatElectrons'+self.fix)
145 return
146
147 def configPatJets(self) :
148 for mod,attr,val in [('patJets','discriminatorSources',[tags(tag+'BJetTagsAOD'+self.fix) for tag in self.btags]),
149 ('patJets','tagInfoSources',[tags(tag+'TagInfosAOD'+self.fix) for tag in self.taginfos]),
150 ('patJets','addTagInfos',True),
151 ('selectedPatJets','cut', ' && '.join(self.cuts['jet'])),
152 ] : setattr( self.attr(mod+self.fix), attr, val )
153 self.show('selectedPatJets'+self.fix)
154 return
155
156 def configLeptonFilter(self) :
157 if not self.options.requireLepton : return
158 muons20Name = 'pfIsolatedMuons20'+self.fix
159 leptonsName = 'pfLeptons'+self.fix
160 requireLeptonName = 'requireLepton'+self.fix
161
162 muons20 = cms.EDFilter("GenericPFCandidateSelector", src = tags('pfIsolatedMuons'+self.fix), cut = cms.string('pt>20 && abs(eta) < 2.4'))
163 leptons = cms.EDProducer("CandViewMerger", src = tags(['pfIsolated%s%s'%(lep,self.fix) for lep in ['Electrons','Muons20']]))
164 requireLepton = cms.EDFilter("CandViewCountFilter", src = tags(leptonsName), minNumber = cms.uint32(1) )
165
166 setattr(self.process, muons20Name, muons20)
167 setattr(self.process, leptonsName, leptons)
168 setattr(self.process, requireLeptonName, requireLepton)
169
170 jets = self.attr('pfJets'+self.fix)
171 self.patSeq.replace(jets, muons20*leptons*requireLepton*jets)
172
173 self.show(muons20Name)
174 self.show(leptonsName)
175 self.show(requireLeptonName)
176 return
177
178 def removeCruft(self) :
179 nothanks = [mod for mod in set(str(self.patSeq).split('+'))
180 if ( any( keyword in mod for keyword in ['count','Legacy','pfJetsPiZeros','ak7','soft','iterativeCone',
181 'tauIsoDeposit','tauGenJet','hpsPFTau','tauMatch','pfTau','hpsSelection',
182 'photonMatch','phPFIso','pfIsolatedPhotons','pfCandsNotInJet','pfCandMETcorr',
183 'Negative','ToVertex','particleFlowDisplacedVertex',
184 'ype2Corr','ype0','patType1p2CorrectedPFMet','atCandidateSummaryTR','atPFParticles'] ) or
185 ( 'JetTagsAOD' in mod and not any( (btag+'B') in mod for btag in self.btags ) ) or
186 ( 'TagInfosAOD' in mod and not any( (info+'TagInfosAOD') in mod for info in self.taginfos ) ) or
187 ( 'elPFIsoValue' in mod and ('04' in mod or 'NoPFId' in mod ) ) or
188 ( 'muPFIsoValue' in mod and ('03' in mod))) ]
189 for mod in nothanks : self.patSeq.remove( self.attr(mod) )
190
191 nothanks = ['ic5','kt4','kt6','JPT','ak7','ak5Calo']
192 now = set(dir(self.process))
193 for item in now - self.before - set(str(self.patSeq).split('+')) :
194 if any(part in item for part in nothanks) :
195 delattr(self.process,item)
196 return