auto save

snake.py

@@ -16,7 +16,6 @@ body = pygame.image.load('body.png')        # 身体
 left = pygame.image.load('left.png')        # 头 朝左
 up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
-my_font=pygame.font.Font('neuropol.ttf',18)
 
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
@@ -24,7 +23,6 @@ apple_x = 360
 apple_y = 300
 setheading = "right"
 snake_head = right
-score = 0
 
 while True:
     for event in pygame.event.get():
@@ -62,6 +60,8 @@ while True:
         apple_y=30*num2-30
     else:
         position.pop(0)
+    if x<0 or x>630 or y<0 or y>450:
+        exit()
 
     # 将背景图画上去
     screen.blit(background, (0, 0))
@@ -73,9 +73,6 @@ while True:
 
     # 将果实画上去
     screen.blit(food, (apple_x, apple_y))
-    info = "Score:"+str(score)
-    text = my_font.render(info,True,(0,0,0))
-    screen.blit(text,(540,10))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)
\ No newline at end of file