fempy/SumPairs.py at main · Marcellocosti/fempy · GitHub

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import argparse

from ROOT import TFile

import fempy

parser = argparse.ArgumentParser()
parser.add_argument('inFileName')
args = parser.parse_args()

inFileName = args.inFileName
inFile = TFile(inFileName, 'update')

summedCombs = {
    'sc': ['pp', 'mm'],
    'oc': ['pm', 'mp'],
}
inFile.ls()
regions = fempy.utils.io.GetSubdirsInDir(inFile.Get('pp/SE'))


def SumHists(hists):
    print("Summming: ", hists)
    hSum = hists[0].Clone()
    for hist in hists[1:]:
        hSum.Add(hist)
    return hSum


for combName, combsToSum in summedCombs.items():
    for event in ['SE', 'ME']:
        inFile.mkdir(f'{combName}/{event}')
        inFile.cd(f'{combName}/{event}')

        inFile.Get(f'pp/{event}').ls()
        for histoName in fempy.utils.io.GetHistNamesInDir(inFile.Get(f'pp/{event}')):
            SumHists([inFile.Get(f'{comb}/{event}/{histoName}') for comb in combsToSum]).Write()

        for region in regions:
            inFile.mkdir(f'{combName}/{event}/{region}')
            inFile.cd(f'{combName}/{event}/{region}')

            for histoName in fempy.utils.io.GetHistNamesInDir(inFile.Get(f'pp/{event}/{region}')):
                SumHists([inFile.Get(f'{comb}/{event}/{region}/{histoName}') for comb in combsToSum]).Write()
inFile.Close()