the_game_of_life/cell_generator.py

import pygame
from settings import *

def cell_checker(field, x, y):
    neighbors = 0

    for i in range(y - 1, y + 2):
        for i2 in range(x - 1, x + 2):
            if field[i][i2]:
                neighbors += 1
    if field[y][x]:
        neighbors -= 1
        if neighbors == 2 or neighbors == 3:
            return 1
        else:
            return 0

    else:
        if neighbors == 3:
            return 1
        else:
            return 0