Beispiel #1
0
    def run(self):
        # if FILES is a string, treat it as a single file and get the tree
        if type(self.FILES) == str:
            f = R.TFile.Open(self.FILES)
            if not f:
                raise IOError
            t = f.Get(self.TREE)
            if not t:
                raise ReferenceError
        # if FILES is a list, create a TChain and add all the files
        elif type(self.FILES) == list:
            t = R.TChain(self.TREE)
            for f in self.FILES:
                t.Add(f)
            if not t:
                raise ReferenceError

        self.declareHistograms(self.PARAMS)
        self.releaseHistograms()
        self.begin(self.PARAMS)

        # only turn on the branches required
        Primitives.SelectBranches(t, DecList=self.BRANCHKEYS)

        # either run over the whole tree,
        # tree gets addressed with the for loop, or
        # split the output into several files,
        # and tree gets addressed with GetEntry
        # either way, end at MAX if TEST, declare ETree, and analyze()
        if self.TREELOOP:
            if self.SPLITTING is not None:
                CHUNK, JOB = self.SPLITTING
                ELOW, EHIGH = JOB * CHUNK, min((JOB + 1) * CHUNK,
                                               t.GetEntries())
                for INDEX in xrange(ELOW, EHIGH):
                    self.INDEX = INDEX
                    if self.TEST:
                        if INDEX == self.MAX:
                            break
                    t.GetEntry(INDEX)
                    E = Primitives.ETree(t, self.BRANCHKEYS)
                    self.analyze(E, self.PARAMS)
            else:
                for INDEX, EVENT in enumerate(t):
                    self.INDEX = INDEX
                    if self.TEST:
                        if INDEX == self.MAX:
                            break
                    E = Primitives.ETree(t, self.BRANCHKEYS)
                    self.analyze(E, self.PARAMS)

        self.end(self.PARAMS)
        f.Close()
Beispiel #2
0
def analyze(self, E, PARAMS=None):

    #selections
    if self.TRIGGER:
        if not Selections.passedTrigger(E): return

    dsaMuons = E.getPrimitives('DSAMUON')

    diMuons = E.getPrimitives('DIMUON')
    Primitives.CopyExtraRecoMuonInfo(diMuons, dsaMuons)

    if '4Mu' in self.NAME:
        mu11, mu12, mu21, mu22, X1, X2, H, P, extramu = E.getPrimitives('GEN')
        genMuons = (mu11, mu12, mu21, mu22)
        genMuonPairs = ((mu11, mu12), (mu21, mu22))
    elif '2Mu2J' in self.NAME:
        mu1, mu2, j1, j2, X, XP, H, P, extramu = E.getPrimitives('GEN')
        genMuons = (mu1, mu2)
        genMuonPairs = ((mu1, mu2), )
    else:
        print "Haven't implemented these samples"
        return

    selectedDimuons = [dim for dim in diMuons if dim.Lxy() < 330]

    for genMuonPair in genMuonPairs:
        dimuonMatches, muonMatches, exitcode = AT.matchedDimuons(
            genMuonPair, selectedDimuons)
        if len(muonMatches[0]):
            fillStats(self, genMuonPair[0], muonMatches[0][0]['muon'])
        if len(muonMatches[1]):
            fillStats(self, genMuonPair[1], muonMatches[1][0]['muon'])

    return
Beispiel #3
0
    eprint('Failed to get tree; exiting')
    exit()

# containers for storing error information
KEYS = {
    'ACCEPTANCE': False,
    'MUON': False,
    'DIMUON': False,
}

ErrorMessages = []

# test collections
for i, event in enumerate(t):
    if i == 10: break
    E = Primitives.ETree(t, DecList=('GEN', 'DSAMUON', 'DIMUON'))

    Gens = E.getPrimitives('GEN')
    DSAMuons = E.getPrimitives('DSAMUON')
    Dimuons = E.getPrimitives('DIMUON')

    mu11, mu12 = Gens[0], Gens[1]

    try:
        accSel = Selections.AcceptanceSelection(mu11)
        accSel = Selections.AcceptanceSelection((mu11, mu12))
    except Exception as e:
        if e.message not in ErrorMessages:
            ErrorMessages.append(e.message)
        KEYS['ACCEPTANCE'] = True
Beispiel #4
0
    PREFIX = Constants.PREFIX_CERN
else:
    PREFIX = ''
F_NTUPLE = PREFIX + Constants.DIR_EOS + 'NTuples/ntuple_HTo2XTo4Mu_125_20_13.root'


def tprint(msg):
    print '\033[32mPRIMITIVES TEST: ' + msg + '\033[m'


def eprint(msg):
    print '\033[31mPRIMITIVES TEST: ' + msg + '\033[m'


f = R.TFile.Open(F_NTUPLE)
t = f.Get('SimpleNTupler/DDTree')

# test tree
try:
    t.GetEntries()
    print('Successfully got tree...')
except:
    print('Failed to get tree; exiting')
    exit()

# test collections
for i, event in enumerate(t):
    if i == 3: break
    E = Primitives.ETree(t)
    print E
def analyze(self, E, PARAMS=None):
    if self.TRIGGER and self.SP is not None:
        if not Selections.passedTrigger(E): return
    Event = E.getPrimitives('EVENT')
    DSAmuons = E.getPrimitives('DSAMUON')
    Dimuons = E.getPrimitives('DIMUON')

    Primitives.CopyExtraRecoMuonInfo(Dimuons, DSAmuons)

    eventWeight = 1.
    try:
        eventWeight = 1. if Event.weight > 0. else -1.
    except:
        pass

    # decide what set of cuts to apply based on self.CUTS cut string
    ALL = 'All' in self.CUTS
    PROMPT = '_Prompt' in self.CUTS
    NOPROMPT = '_NoPrompt' in self.CUTS
    NSTATIONS = '_NS' in self.CUTS
    NMUONHITS = '_NH' in self.CUTS
    FPTERR = '_FPTE' in self.CUTS
    PT = '_PT' in self.CUTS
    HLT = '_HLT' in self.CUTS
    PC = '_PC' in self.CUTS
    LXYERR = '_LXYE' in self.CUTS
    MASS = '_M' in self.CUTS

    def boolsToMuonCutList(NSTATIONS, NMUONHITS, FPTERR, PT):
        cutList = []
        if NSTATIONS:
            cutList.append('b_nStations')
        if NMUONHITS:
            cutList.append('b_nMuonHits')
        if FPTERR:
            cutList.append('b_FPTE')
        if PT:
            cutList.append('b_pT')
        return cutList

    def boolsToDimuonCutList(LXYERR, MASS):
        cutList = []
        if LXYERR:
            cutList.append('b_LxyErr')
        if MASS:
            cutList.append('b_mass')
        return cutList

    # require muons to pass all selections
    if ALL:
        DSASelections = [Selections.MuonSelection(muon) for muon in DSAmuons]
        selectedDSAmuons = [
            mu for idx, mu in enumerate(DSAmuons) if DSASelections[idx]
        ]
        selectedDimuons = Dimuons

    # don't require reco muons to pass all selections
    else:
        selectedDSAmuons = DSAmuons
        selectedDimuons = Dimuons

    # for PROMPT and NOPROMPT event selections
    if PROMPT or NOPROMPT:
        highLxySigExists = False
        for dimuon in Dimuons:
            if dimuon.LxySig() > 3.:
                highLxySigExists = True
                break

        # return if there are LxySig > 3
        if PROMPT:
            if highLxySigExists:
                return
        # return if there are NO LxySig > 3 -- that's category 1
        elif NOPROMPT:
            if not highLxySigExists:
                return

    if PROMPT or NOPROMPT:
        # compute all the baseline selection booleans
        DSASelections = [
            Selections.MuonSelection(muon, cutList='BaselineMuonCutList')
            for muon in DSAmuons
        ]

        # figure out which cuts we actually care about
        cutList = boolsToMuonCutList(NSTATIONS, NMUONHITS, FPTERR, PT)

        # no selection
        if len(cutList) == 0:
            selectedDSAmuons = DSAmuons
            selectedDimuons = Dimuons
        # cutList is some nonzero list, meaning keep only the muons that pass the cut keys in cutList
        else:
            selectedDSAmuons = [
                mu for i, mu in enumerate(DSAmuons)
                if DSASelections[i].allOf(*cutList)
            ]
            selectedOIndices = [mu.idx for mu in selectedDSAmuons]
            selectedDimuons = [
                dim for dim in Dimuons if dim.idx1 in selectedOIndices
                and dim.idx2 in selectedOIndices
            ]

    # apply HLT RECO matching
    if HLT:
        HLTPaths, HLTMuons, L1TMuons = E.getPrimitives('TRIGGER')
        DSAMuonsForHLTMatch = [
            mu for mu in selectedDSAmuons if abs(mu.eta) < 2.
        ]
        HLTMuonMatches = matchedTrigger(HLTMuons, DSAMuonsForHLTMatch)
        if not any([HLTMuonMatches[ij]['matchFound']
                    for ij in HLTMuonMatches]):
            return

    # apply pairing criteria and transform selectedDimuons
    if PC:
        selectedDimuons = applyPairingCriteria(selectedDSAmuons,
                                               selectedDimuons)

    if PROMPT or NOPROMPT:
        # compute all the baseline selection booleans
        DimuonSelections = {
            dim.ID: Selections.DimuonSelection(dim,
                                               cutList='BaselineDimuonCutList')
            for dim in selectedDimuons
        }

        # figure out which cuts we actually care about
        cutList = boolsToDimuonCutList(LXYERR, MASS)

        # cutList is some nonzero list, meaning keep only the muons that pass the cut keys in cutList
        if len(cutList) > 0:
            selectedDimuons = [
                dim for dim in selectedDimuons
                if DimuonSelections[dim.ID].allOf(*cutList)
            ]

    # for the MC/Data events, skip events with no dimuons, but not for "no selection"
    if (PROMPT or NOPROMPT) and NSTATIONS:
        if len(selectedDimuons) == 0: return

    # also filter selectedDSAmuons to only be of those indices that are in the final dimuons
    if PROMPT or NOPROMPT:
        selectedOIndices = []
        for dim in selectedDimuons:
            selectedOIndices.append(dim.idx1)
            selectedOIndices.append(dim.idx2)
        selectedOIndices = list(set(selectedOIndices))
        selectedDSAmuons = [
            mu for mu in selectedDSAmuons if mu.idx in selectedOIndices
        ]

    # all refitted muons
    allRefittedMuons = []
    for dimuon in selectedDimuons:
        allRefittedMuons.append(dimuon.mu1)
        allRefittedMuons.append(dimuon.mu2)

    # fill histograms for every reco muon
    for MUON, recoMuons in (('DSA', selectedDSAmuons), ('REF',
                                                        allRefittedMuons)):
        self.HISTS[MUON + '_nMuon'].Fill(len(recoMuons), eventWeight)
        for muon in recoMuons:
            for KEY in CONFIG:
                self.HISTS[MUON + '_' + KEY].Fill(CONFIG[KEY]['LAMBDA'](muon),
                                                  eventWeight)
            for KEY in EXTRACONFIG:
                F1 = EXTRACONFIG[KEY]['LAMBDA'][0]
                F2 = EXTRACONFIG[KEY]['LAMBDA'][1]
                self.HISTS[MUON + '_' + KEY].Fill(F1(muon), F2(muon),
                                                  eventWeight)

    # get gen particles if this is a signal sample
    if self.SP is not None:
        if '4Mu' in self.NAME:
            mu11, mu12, mu21, mu22, X1, X2, H, P, extramu = E.getPrimitives(
                'GEN')
            genMuons = (mu11, mu12, mu21, mu22)
            genMuonPairs = ((mu11, mu12), (mu21, mu22))
        elif '2Mu2J' in self.NAME:
            mu1, mu2, j1, j2, X, XP, H, P, extramu = E.getPrimitives('GEN')
            genMuons = (mu1, mu2)
            genMuonPairs = ((mu1, mu2), )

        MuonMatches = {'DSA': [], 'REF': []}
        # get matched reco muons
        for genMuon in genMuons:
            # cut genMuons outside the detector acceptance
            # don't do it for now
            #genMuonSelection = Selections.AcceptanceSelection(genMuon)

            for MUON, recoMuons in (('DSA', selectedDSAmuons), ):
                MuonMatches[MUON].append(
                    matchedMuons(genMuon, recoMuons, vertex='BS'))

        # and for refitted muons for matched dimuons
        for genMuonPair in genMuonPairs:
            for MUON in ('REF', ):
                dimuonMatches, muonMatches, exitcode = matchedDimuons(
                    genMuonPair, selectedDimuons)
                MuonMatches[MUON].append(muonMatches[0])
                MuonMatches[MUON].append(muonMatches[1])

        # fill histograms
        # for each major muon type,
        # MuonMatches contains 2 lists of matches corresponding to each gen muon
        # Each match in each of those 2 lists is a list of individual muon matches
        for MUON in ('DSA', 'REF'):
            for matches in MuonMatches[MUON]:
                for match in matches:
                    muon = match['muon']
                    deltaR = match['deltaR']
                    for KEY in CONFIG:
                        self.HISTS[MUON + '_' + KEY + '_Matched'].Fill(
                            CONFIG[KEY]['LAMBDA'](muon), eventWeight)
                    for KEY in EXTRACONFIG:
                        F1 = EXTRACONFIG[KEY]['LAMBDA'][0]
                        F2 = EXTRACONFIG[KEY]['LAMBDA'][1]
                        self.HISTS[MUON + '_' + KEY + '_Matched'].Fill(
                            F1(muon), F2(muon), eventWeight)
                    self.HISTS[MUON + '_deltaRGR_Matched'].Fill(
                        deltaR, eventWeight)
                self.HISTS[MUON + '_nMuon_Matched'].Fill(
                    len(matches), eventWeight)
                if len(matches) > 0:
                    self.HISTS[MUON + '_deltaRGR_Closest'].Fill(
                        matches[0]['deltaR'], eventWeight)