#!/usr/bin/env python

import numpy as np
import h5py
import sys

dfh = h5py.File("darkcal_jungfrau_13_05_1428.h5", "r")
darkcal = dfh["/data/data"].value
dfh.close

sum = np.zeros((512,1024), dtype=float)
f = open(sys.argv[1], 'r')

while True:

    fline = f.readline()
    if not fline:
        break
    fn = fline.rstrip("\r\n")
    filename = fn.split()[0]
    ev = int(fn.split()[1].lstrip("/"))

    fh = h5py.File(filename, 'r')
    dset = fh["/entry/instrument/detector/data"][ev,:,:].astype(np.float)
    dset -= darkcal
    sum = np.add(sum, dset)
    fh.close()
    print("Summed '{}' '{}'".format(filename,ev))

f.close()
fh = h5py.File('summed.h5', 'w')
fh.create_dataset('/data', data=sum)
fh.close()