save project

snake.py

@@ -13,9 +13,10 @@ background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')      # 头 朝右
 food = pygame.image.load('apple.png')       # 食物 苹果
 body = pygame.image.load('body.png')        # 身体
-left = pygame.image.load('left.png')        # 头 朝左
+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)]
@@ -63,7 +64,9 @@ while True:
     
     else:
         position.pop(0)
-    # 将背景图画上去
+    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))
     # 将贪吃蛇的头画上去
     screen.blit(snake_head, position[-1])
@@ -76,3 +79,6 @@ while True:
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)
+    info = "Score"+ str(score)
+    text = my_font.render(info,True,(0,0,0))
+    screen.blit
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