#!/usr/bin/env python # Copyright (c) 2020, Anthony Latorre # # This program is free software: you can redistribute it and/or modify it # under the terms of the GNU General Public License as published by the Free # Software Foundation, either version 3 of the License, or (at your option) # any later version. # # This program is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for # more details. # # You should have received a copy of the GNU General Public License along with # this program. If not, see . """ Script to do convert GENIE reweight ROOT files into HDF5 files. To run it just run: $ ./convert-genie-rw [filename] -o [output filename] """ from __future__ import print_function, division import ROOT if __name__ == '__main__': import argparse import sys import h5py import numpy as np parser = argparse.ArgumentParser("convert GENIE reweight files from ROOT -> HDF5") parser.add_argument("filename", help="input filename") parser.add_argument("-o", "--output", required=True, help="output filename") args = parser.parse_args() f = ROOT.TFile(args.filename) weights = f.Get("weights") weights.GetEntry(0) nuniverses = len(weights.weights) data = np.empty(weights.GetEntries()*nuniverses,dtype=[('run',np.int32),('evn',np.int32),('universe',np.int32),('weight',np.float32)]) for i, event in enumerate(weights): for j in range(nuniverses): data[i*nuniverses+j] = event.runnum, event.eventnum, j, event.weights[j] f.Close() with h5py.File(args.output,"w") as fout: fout.create_dataset('weights',data=data) d2b89b47ec6ee74c5f8037'/>

path: root/utils/convert-genie-to-gst

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