#!/usr/bin/env python

import os.path as op
import            sys

from fsl.data.image import Image

outdir  = sys.argv[1]
datadir = sys.argv[2]

inimg   = Image(f'{datadir}/test7/input')
outimg  = Image(inimg.data[:] + 5, header=inimg.header)

outimg.save(f'{outdir}/output')
