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import ROOT
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import ConfigParser
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import os.path
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from treeFunctions import *
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datasetConf = ConfigParser.SafeConfigParser()
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datasetConf.read( "dataset.cfg" )
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integratedLumi = 19300 #pb
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class Dataset:
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def __init__( self, filename, treeName, cut="1", label=None, color=None ):
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self.tree = readTree( filename, treeName )
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self.additionalCut = cut
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self.label = label
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for configName in datasetConf.sections():
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if filename.count( configName ):
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self.datasetLabel = datasetConf.get( configName, "label" )
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self.color = datasetConf.get( configName, "color" )
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if color:
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self.color = color
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class Plot:
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def __init__( self ):
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pass
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# binning, etc
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class SingleHisto:
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def __init__( self, name, histo, label=False ):
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self.histo = histo
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self.label = label
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self.name = name
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class Multihisto:
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def __init__( self ):
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self.histos = []
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self.stack = []
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self.drawRatio = True
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self.leg = myLegend(.7,.7,.95,.92)
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def addHisto( self, singleHisto, label=None, toStack=False ):
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if toStack:
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self.stack.append( singleHisto )
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else:
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self.histos.append( singleHisto )
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self.leg.AddEntry( singleHisto, label, "l" )
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def stackHistos( self ):
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if self.stack:
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stack = ROOT.THStack()
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for h in self.stack:
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stack.Add( h )
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#self.histo.append( stack )
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def GetMinimum( self ):
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mini = 100000
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for hist in self.histos:
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if hist.GetMinimum() < mini:
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mini = hist.GetMinimum(0)
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if ROOT.gROOT.GetStyle("tdrStyle").GetOptLogy():
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return 1
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else:
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return mini
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def GetMaximum( self ):
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maxi = -100000
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for hist in self.histos:
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if hist.GetMaximum() > maxi:
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maxi = hist.GetMaximum()
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if ROOT.gROOT.GetStyle("tdrStyle").GetOptLogy():
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return maxi*5
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else:
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return maxi*1.2
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def Draw( self, option ):
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self.stackHistos()
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if self.histos:
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self.histos[0].SetMaximum( self.GetMaximum() )
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self.histos[0].SetMinimum( self.GetMinimum() )
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self.histos[0].Draw( option )
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for hist in self.histos[1:]:
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hist.Draw("same %s"%option)
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else:
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print "No histogram added"
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if self.leg.GetListOfPrimitives().GetSize():
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self.leg.Draw()
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