gistfile1.py

from __future__ import division, print_function

def is_alive(x, y, board):
    neighbours = 0

    for i in [-1, 0, 1]:
        for j in [-1, 0, 1]:
                neighbours += board[(y+j)%8][(x+i)%8]
    # The value of the point itself is not important, and should be removed
    neighbours -= board[y][x]
    if (2 <= neighbours <= 3 and board[y][x]) or neighbours == 3:
        return 1
    else:
        return 0
        
def draw(board):
    # Draw
    print("\n\n --------")
    for y in range(8):
        tmp = ""
        for x in range(8):
            if board[y][x]:
               tmp += "X"
            else:
               tmp += " "
        print("|"+tmp+"|")
    print(" --------")
    
    raw_input();

# Main

new_board = [[0 for i in range(8)] for j in range(8)]
board = [
[0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 1, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 1, 0, 0, 0],
[0, 1, 1, 0, 0, 1, 1, 1],
[0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0]]

draw(board)

while True:
    for y in range(8):
        for x in range(8):
            new_board[y][x] = is_alive(x, y, board)
    
    for y in range(8):
        board[y] = new_board[y][:]
    
    draw(board)