save project

snake.py

@@ -57,6 +57,7 @@ while True:
     position.append((x, y))
     position.append((x, y))
     position.pop(0)
     position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
+    if x == apple_x and y == apple_y:
         apple_x = random.randint(0,660)
         apple_x = random.randint(0,660)
         apple_y = random.randint(0,460)
         apple_y = random.randint(0,460)
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))