coding dojo

parser.py

from itertools import *

def split_to_parts(arr, size):
    i = 0
    for x in range(9):
        yield arr[x*size:x*size+3]

cmp = [9, 158, 155, 57, 179, 183, 137, 191, 251]

def parse_file(file_name):
    total = []
    with open(file_name) as f:
        for line in f:
            arr =  map(int, map(lambda x: x!=" ", line))
            total.append([x for x in split_to_parts(arr, 3)] )

        total = zip(*total)
        total2 = []
        for t in total:
            total2.append(eval('0b' + ''.join(map(str, list(chain(*t))))))

        for x in total2:
            print cmp.index(x) + 1,

if __name__ == "__main__":
    import sys
    print sys.argv[1]
    parse_file(sys.argv[1])