ilumi2histo Namespace Reference

Functions
	ilumi2histo (ifile, ofile, relunc=3.2)
	Read in a ilumicalc file and output a file with a histogram that contains the luminosity per run.

Variables
	parser = argparse.ArgumentParser()
	read options
	help
	dest
	default
	config = parser.parse_args()

Function Documentation

ilumi2histo()

ilumi2histo.ilumi2histo	(		ifile,
			ofile,
			relunc = 3.2 )

Read in a ilumicalc file and output a file with a histogram that contains the luminosity per run.

Definition at line 6 of file ilumi2histo.py.

def ilumi2histo(ifile, ofile, relunc=3.2):
    """! 
    Read in a ilumicalc file and output a file with a histogram that contains the 
    luminosity per run. 
    """
    lumi_map = {}
 
    try:
        m_file = TFile.Open(ifile,'read')
 
        for k in  m_file.GetListOfKeys():
            if '_intlumi' in k.GetName():
 
                run  =  m_file.Get(k.GetName()).GetTitle().split()[-1]
 
                #OLD WAY (look at histogram title)
                #if not 'Delivered' in  m_file.Get(k.GetName()).GetTitle():
                #    print 'WARNING : No lumi provided for run ',run 
                #    continue
                #lumi =  m_file.Get(k.GetName()).GetTitle().split('=')[1]
                #lumi =  float(lumi.split('/')[0])
 
 
                #NEW WAY (look at last filled bin) 
                h = m_file.Get(k.GetName())
                lumi = h.GetBinContent( h.GetNbinsX()-9 )
 
                lumi_map[run] = float(lumi)*1e-6
 
    except IOError as e:
        print('IlumiCalc file not found!')
        print(os.strerror(e.errno))
 
 
    lumi_histo = TH1F('lumi_histo',';;Int. Luminosity [pb]',len(lumi_map.keys()),0.,float(len(lumi_map.keys())))
    lumi_histo.Sumw2()
 
    ib=1
    lsrt = lumi_map.keys()
    lsrt.sort()
    for k in lsrt:
        lumi_histo.SetBinContent(ib, float(lumi_map[k]))
        if relunc > 0:
            lumi_histo.SetBinError(ib, float(lumi_map[k])*float(relunc)/100.)
        lumi_histo.GetXaxis().SetBinLabel(ib, k)
        ib+=1
 
    lumi_histo.SaveAs(ofile)
 
 

Variable Documentation

config

ilumi2histo.config = parser.parse_args()

Definition at line 64 of file ilumi2histo.py.

default

ilumi2histo.default

Definition at line 60 of file ilumi2histo.py.

dest

ilumi2histo.dest

Definition at line 60 of file ilumi2histo.py.

help

ilumi2histo.help

Definition at line 60 of file ilumi2histo.py.

parser

ilumi2histo.parser = argparse.ArgumentParser()

read options

Definition at line 59 of file ilumi2histo.py.