def main():
DISPLAYSURF.fill(DEAD)
clock = pygame.time.Clock()
board = Board((BOARD_WIDTH, BOARD_HEIGHT), GLIDER)
draw_board(DISPLAYSURF, board)
draw_grid()
pygame.display.update()
running = True
while True:
for event in pygame.event.get():
if event.type == QUIT:
pygame.quit()
sys.exit()
if event.type == KEYDOWN and running:
running = False
elif event.type == KEYDOWN and not running:
running = True
if running:
board.evolve()
draw_board(DISPLAYSURF, board)
draw_grid()
pygame.display.update()
clock.tick(FPS)
