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#!/usr/bin/env python
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# Must specify options with -l argument, e.g.:
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# > makeBNTreePlot.py -l sampleBNTreePlotConfig.py
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import sys
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import os
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import re
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from optparse import OptionParser
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from array import *
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from decimal import *
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from OSUT3Analysis.Configuration.configurationOptions import *
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from OSUT3Analysis.Configuration.processingUtilities import *
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from ROOT import TChain, TCut, TDirectory, TFile, TH1D, TStopwatch, TTree, gROOT
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gROOT.SetBatch(True) # This is to prevent pop-up graphical windows
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watch = TStopwatch()
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parser = OptionParser()
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parser = set_commandline_arguments(parser)
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(arguments, args) = parser.parse_args()
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if not arguments.localConfig:
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sys.exit(" You must specify a localOptions.py file with -l")
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if arguments.localConfig:
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sys.path.append(os.getcwd())
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exec("from " + arguments.localConfig.rstrip('.py') + " import *")
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if not arguments.condorDir:
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sys.exit(" You must specify a condor directory with -c")
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if arguments.condorDir:
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condor_dir = "condor/%s" % arguments.condorDir
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#save a list of composite datasets
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composite_datasets = get_composite_datasets(datasets, composite_dataset_definitions)
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#save a list of datasets with composite datasets split up
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split_datasets = split_composite_datasets(datasets, composite_dataset_definitions)
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#write new histogram to dataset
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for dataset in split_datasets:
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for hist in input_histograms:
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#chain trees together
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ch = TChain("OSUAnalysis/"+hist['channel']+"/BNTree_"+hist['channel'])
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ch.Add(condor_dir + "/" + dataset + "/hist_*.root")
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inputFile = TFile(condor_dir + "/" + dataset + ".root", "UPDATE")
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inputFile.cd("OSUAnalysis/"+hist['channel'])
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deleteString = hist['histName'] + ";*" # delete all existing instances of the object
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currentDir = inputFile.GetDirectory("OSUAnalysis/"+hist['channel']);
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currentDir.Delete(deleteString);
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h = TH1D(hist['histName'], hist['histName'], hist['nbins'], hist['xMin'], hist['xMax'])
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cut = TCut(hist['cutString'])
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ch.Draw(hist['varToPlot']+">>"+hist['histName'], cut)
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h.Write()
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inputFile.Close()
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print "Histogram " + hist['histName'] + " has been added to " + condor_dir + "/"+ dataset + ".root"
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#merge output if composite dataset
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for composite_dataset in composite_datasets:
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component_datasets_list = ""
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component_dataset_file_path = ""
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for component_dataset in composite_dataset_definitions[composite_dataset]:
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component_dataset_dir = "%s/%s" % (condor_dir,component_dataset)
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component_dataset_file_path = component_dataset_dir + ".root"
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if os.path.isfile(component_dataset_file_path):
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component_datasets_list += " " + component_dataset_file_path
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composite_dataset_dir = "%s/%s" % (condor_dir,composite_dataset)
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command = "mergeHists -p %s %s" % (composite_dataset_dir, component_datasets_list)
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print "Merging output for composite dataset: " + composite_dataset
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os.system(command)
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watch.Stop()
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watch.Print()
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