Ejemplo n.º 1
0
def eventLoop(modules,
              inputFile,
              outputFile,
              inputTree,
              wrappedOutputTree,
              outputFileSmear=None,
              outputTreeSmear=None,
              typeofprocess=None,
              maxEvents=-1,
              eventRange=None,
              progress=(10000, sys.stdout),
              filterOutput=True):
    for m in modules:
        if typeofprocess == "smear":
            m.beginFile(inputFile, outputFile, inputTree, wrappedOutputTree,
                        outputFileSmear, outputTreeSmear)
        else:
            m.beginFile(inputFile, outputFile, inputTree, wrappedOutputTree)

    t0 = time.clock()
    tlast = t0
    doneEvents = 0
    acceptedEvents = 0
    entries = inputTree.entries

    for i in xrange(entries) if eventRange == None else eventRange:
        if maxEvents > 0 and i >= maxEvents - 1: break
        e = Event(inputTree, i)
        clearExtraBranches(inputTree)
        doneEvents += 1
        ret = True
        for m in modules:
            ret = m.analyze(e)
            if not ret: break
        if ret:
            acceptedEvents += 1
        if (
                ret or not filterOutput
        ) and wrappedOutputTree != None and typeofprocess != "resp" and typeofprocess != "tau" and typeofprocess != "smear":
            wrappedOutputTree.fill()
        if progress:
            if i > 0 and i % progress[0] == 0:
                t1 = time.clock()
                progress[1].write(
                    "Processed %8d/%8d entries (elapsed time %7.1fs, curr speed %8.3f kHz, avg speed %8.3f kHz), accepted %8d/%8d events (%5.2f%%)\n"
                    % (i, entries, t1 - t0, (progress[0] / 1000.) /
                       (max(t1 - tlast, 1e-9)), i / 1000. /
                       (max(t1 - t0, 1e-9)), acceptedEvents, doneEvents,
                       acceptedEvents / (0.01 * doneEvents)))
                tlast = t1
    for m in modules:
        m.endFile(inputFile, outputFile, inputTree, wrappedOutputTree)

    return (doneEvents, acceptedEvents, time.clock() - t0)
Ejemplo n.º 2
0
def eventLoop(modules,
              inputFile,
              outputFile,
              inputTree,
              wrappedOutputTree,
              maxEvents=-1,
              eventRange=None,
              progress=(10000, sys.stdout),
              filterOutput=True):
    for m in modules:
        m.beginFile(inputFile, outputFile, inputTree, wrappedOutputTree)

    t0 = time.time()
    tlast = t0
    doneEvents = 0
    acceptedEvents = 0
    entries = inputTree.entries
    if eventRange:
        entries = len(eventRange)
    if maxEvents > 0:
        entries = min(entries, maxEvents)

    for ie, i in enumerate(
            range(entries) if eventRange == None else eventRange):
        if maxEvents > 0 and ie >= maxEvents:
            break
        e = Event(inputTree, i)
        clearExtraBranches(inputTree)
        doneEvents += 1
        ret = True
        for m in modules:
            ret = m.analyze(e)
            if not ret:
                break
        if ret:
            acceptedEvents += 1
        if (ret or not filterOutput) and wrappedOutputTree != None:
            wrappedOutputTree.fill()
        if progress:
            if ie > 0 and ie % progress[0] == 0:
                t1 = time.time()
                progress[1].write(
                    "Processed %8d/%8d entries, %5.2f%% (elapsed time %7.1fs, curr speed %8.3f kHz, avg speed %8.3f kHz), accepted %8d/%8d events (%5.2f%%)\n"
                    % (ie, entries, ie / float(0.01 * entries), t1 - t0,
                       (progress[0] / 1000.) /
                       (max(t1 - tlast, 1e-9)), ie / 1000. /
                       (max(t1 - t0, 1e-9)), acceptedEvents, doneEvents,
                       acceptedEvents / (0.01 * doneEvents)))
                tlast = t1
    for m in modules:
        m.endFile(inputFile, outputFile, inputTree, wrappedOutputTree)

    return (doneEvents, acceptedEvents, time.time() - t0)
    def run(self):
        outpostfix = self.postfix if self.postfix != None else (
            "_Friend" if self.friend else "_Skim")
        fullClone = False
        outFileNames = []
        totEntriesRead = 0
        t0 = time.time()

        for fileName in self.inputFiles:
            # open file
            print("Opening file %s" % fileName)
            inFile = ROOT.TFile.Open(fileName)
            if (not inFile):  #check for null pointer
                print("Unable to open file %s, exting \n" % fileName)
                return 1

            # get input tree
            inTree = inFile.Get("Events")
            nEntries = min(inTree.GetEntries() - self.firstEntry,
                           self.maxEntries)
            totEntriesRead += nEntries

            # pre-skimming
            elist, jsonFilter = preSkim(inTree,
                                        self.json,
                                        self.cut,
                                        maxEntries=self.maxEntries,
                                        firstEntry=self.firstEntry)

            # number of events to be processed
            nTotal = elist.GetN() if elist else nEntries
            print('Pre-select %d entries out of %s ' % (nTotal, nEntries))

            inTree = InputTree(inTree, elist)

            # output
            outFileName = os.path.join(
                self.outputDir,
                os.path.basename(fileName).replace(".root",
                                                   outpostfix + ".root"))
            #compressionAlgo  = ROOT.ROOT.kLZMA
            #compressionLevel = int(9)
            compressionAlgo = ROOT.ROOT.kLZ4
            compressionLevel = int(4)
            outFile = ROOT.TFile.Open(outFileName, "RECREATE", "",
                                      compressionLevel)
            outFileNames.append(outFileName)
            outFile.SetCompressionAlgorithm(compressionAlgo)
            maxEntries = self.maxEntries
            if self.perJet:  #save two first jets
                maxEntries = self.maxEntries * 2
            outTree = FullOutput(inFile,
                                 inTree,
                                 outFile,
                                 branchSelection=self.branchsel,
                                 outputbranchSelection=self.outputbranchsel,
                                 fullClone=fullClone,
                                 maxEntries=maxEntries,
                                 firstEntry=self.firstEntry,
                                 jsonFilter=jsonFilter,
                                 provenance=self.provenance)

            t0 = time.time()
            tlast = t0
            doneEvents = 0
            acceptedEvents = 0
            if elist:
                eventRange = [(elist.GetEntry(0) if i == 0 else elist.Next())
                              for i in range(elist.GetN())]
            else:
                eventRange = range(self.firstEntry, self.firstEntry +
                                   nEntries) if nEntries > 0 else None

            entries = inTree.entries
            if eventRange:
                entries = len(eventRange)
            maxEvents = self.maxEntries
            if maxEvents > 0:
                entries = min(entries, self.maxEntries)
            entriesRange = range(entries) if eventRange == None else eventRange

            for m in self.modules:
                m.beginFile(inFile, outFile, inTree, outTree, entriesRange)

            for ie, i in enumerate(entriesRange):
                if maxEvents > 0 and ie >= maxEvents: break
                e = Event(inTree, ie)

                ret = True
                if self.perJet:
                    #print('ie ',ie)
                    for m in self.modules:
                        ret = m.analyze(e, ie)
                        if not ret: break
                        else:
                            clearExtraBranches(inTree)
                            m.fill(e, ie)
                else:
                    clearExtraBranches(inTree)
                    for m in self.modules:
                        ret = m.analyze(e, ie)
                        if not ret: break
                    if ret and outTree is not None:
                        outTree.fill()
                if ret:
                    acceptedEvents += 1
            for m in self.modules:
                m.endFile(inFile, outFile, inTree, outTree)

            outTree.write()
            outFile.Close()
            print("Done %s" % outFileName)

        for m in self.modules:
            m.endJob()
        print("Total time %.1f sec. to process %i events. Rate = %.1f Hz." %
              ((time.time() - t0), totEntriesRead, totEntriesRead /
               (time.time() - t0)))
Ejemplo n.º 4
0
def eventLoop(modules,
              inputFile,
              outputFile,
              inputTree,
              wrappedOutputTree,
              maxEvents=-1,
              eventRange=None,
              progress=(10000, sys.stdout),
              filterOutput=True):
    for m in modules:
        m.beginFile(inputFile, outputFile, inputTree, wrappedOutputTree)

    h_nevents = ROOT.TH1F('nEvents', 'nEvents', 4, 0, 4)
    h_nevents.Sumw2()
    h_nevents.GetXaxis().SetBinLabel(1, "total")
    h_nevents.GetXaxis().SetBinLabel(2, "pos")
    h_nevents.GetXaxis().SetBinLabel(3, "neg")
    h_nevents.GetXaxis().SetBinLabel(4, "pass")

    t0 = time.clock()
    tlast = t0
    doneEvents = 0
    acceptedEvents = 0
    entries = inputTree.entries
    if eventRange: entries = len(eventRange)
    if maxEvents > 0: entries = min(entries, maxEvents)

    for ie, i in enumerate(
            xrange(entries) if eventRange == None else eventRange):
        if maxEvents > 0 and ie >= maxEvents: break
        e = Event(inputTree, i)
        weight = 1.
        if hasattr(e, "genWeight"):
            genWeight = getattr(e, "genWeight", None)
            if genWeight:
                weight = genWeight
        h_nevents.Fill(0.5, weight)
        if weight >= 0: h_nevents.Fill(1.5, weight)
        else: h_nevents.Fill(2.5, weight)

        clearExtraBranches(inputTree)
        doneEvents += 1
        ret = True
        for m in modules:
            ret = m.analyze(e)
            if not ret: break
        if ret:
            acceptedEvents += 1
        if (ret or not filterOutput) and wrappedOutputTree != None:
            h_nevents.Fill(3.5, weight)
            wrappedOutputTree.fill()
        if progress:
            if ie > 0 and ie % progress[0] == 0:
                t1 = time.clock()
                progress[1].write(
                    "Processed %8d/%8d entries, %5.2f%% (elapsed time %7.1fs, curr speed %8.3f kHz, avg speed %8.3f kHz), accepted %8d/%8d events (%5.2f%%)\n"
                    % (ie, entries, ie / float(0.01 * entries), t1 - t0,
                       (progress[0] / 1000.) /
                       (max(t1 - tlast, 1e-9)), ie / 1000. /
                       (max(t1 - t0, 1e-9)), acceptedEvents, doneEvents,
                       acceptedEvents / (0.01 * doneEvents)))
                tlast = t1
    for m in modules:
        m.endFile(inputFile, outputFile, inputTree, wrappedOutputTree)

    prevdir = ROOT.gDirectory
    outputFile.cd()
    h_nevents.Write()
    prevdir.cd()

    return (doneEvents, acceptedEvents, time.clock() - t0)