#!/usr/bin/env python
import os
import argparse

PARSER = argparse.ArgumentParser()
PARSER.add_argument('--output-dir', '-o', default=os.path.abspath(os.curdir))
PARSER.add_argument('INFILE', action='store', nargs='*', help='Input file')
ARGS = PARSER.parse_args()

def do_work(ifile):
    ofile = os.path.join(ARGS.output_dir, os.path.basename(ifile))
    in_data = []
    out_data = []
    
    print('Loading {} ({} bytes)'.format(ifile, os.path.getsize(ifile)))
    
    with open(ifile) as fp:
        for line in fp:
            line = line.rstrip()
            in_data.append(line)
    
    with open(ofile) as fp:
        for value in in_data:
            fp.writeline(value+1)
            
    

if __name__ == '__main__':
        
    for infile in ARGS.INFILE:
        do_work(os.path.abspath(infile))
    else:
        print("No input file(s) received!")
        exit(1)
    
    exit(0)