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#! /usr/bin/env python2
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# -*- coding: utf-8 -*-
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import ROOT
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ROOT.gSystem.Load("libTreeObjects.so")
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import argparse
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from multiplot import *
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from treeFunctions import *
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import Styles
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import ratios
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Styles.tdrStyle()
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import os
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import ConfigParser
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axisConf = ConfigParser.SafeConfigParser()
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axisConf.read("axis.cfg")
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if __name__ == "__main__":
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arguments = argparse.ArgumentParser( description="Simple EWK" )
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arguments.add_argument( "--plot", default="photon.pt" )
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arguments.add_argument( "--input", default="slimEWK_V01.12_tree.root" )
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arguments.add_argument( "--savePrefix", default="new" )
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opts = arguments.parse_args()
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ROOT.gROOT.SetBatch()
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slimFileName = opts.input.replace( os.path.basename(opts.input), "slim"+os.path.basename(opts.input))
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genE = Dataset( opts.input, "susyTree", "Max$(abs(genElectron.eta)) < 1.4442 && @genElectron.size() > 0", "e_{gen}", 1 )
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recE = Dataset( slimFileName, "photonElectronTree", "photon.genInformation==1", "e", 2 )
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gamma = Dataset( slimFileName, "photonTree", "photon.genInformation==1", "#gamma", 3 )
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multihisto = Multihisto()
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label, unit = readAxisConf( opts.plot, axisConf)
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histForRatio = {}
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for dataset in [genE, recE, gamma]:
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if dataset.label == "e_{gen}":
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try:
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plot = opts.plot.replace("photon","genElectron")
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except:
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plot = opts.plot
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else:
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plot = opts.plot
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hist = createHistoFromTree( dataset.tree, plot, "weight*(%s)"%(dataset.additionalCut), firstBin=10, lastBin=200 )
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hist.SetTitle(";%s%s;Entries"%(label,unit))
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hist.SetLineColor( dataset.color )
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hist.SetLineWidth(2)
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multihisto.addHisto( hist, dataset.label )
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histForRatio[dataset.label] = hist
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can = ROOT.TCanvas()
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hPad = ROOT.TPad("hPad", "Histogram", 0, 0, 1, 1)
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#hPad = ROOT.TPad("hPad", "Histogram", 0, 0.2, 1, 1)
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hPad.cd()
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multihisto.Draw("hist")
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ratioPad = ROOT.TPad("ratioPad", "Ratio", 0, 0, 1, 0.2)
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ratioPad.cd()
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ratioPad.SetLogy(0)
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ratioGraph = ratios.RatioGraph(histForRatio["e"], histForRatio["e_{gen}"])
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ratioGraph.draw(ROOT.gPad, yMin=0.5, yMax=1.5, adaptiveBinning=False, errors="x")
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ratioGraph.hAxis.SetYTitle( "e/e_{gen}")
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ratioGraph.graph.Draw("same p")
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can.cd()
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hPad.Draw()
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#ratioPad.Draw()
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can.SaveAs("plots/%s_%s_%s.pdf"%(opts.input[0:5],opts.plot.replace(".",""),opts.savePrefix))
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del can
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