#!/bin/python3

import re
import sys
from pprint import pprint 
input_f  = sys.argv[1]
count = 0
arr = []





with open(input_f) as file:
    for line in file:
        arr.append(list(line.lstrip().rstrip()))
	
pprint(arr)
X=len(arr[0])
Y=len(arr)
neighbors = lambda x, y : [(x2, y2) for x2 in range(x-1, x+2)
                               for y2 in range(y-1, y+2)
                               if (-1 < x <= X and
                                   -1 < y <= Y and
                                   (x != x2 or y != y2) and
                                   (0 <= x2 <= X) and
                                   (0 <= y2 <= Y))]
pprint(neighbors(4,2))