auto save

snake.py

 import pygame
 from pygame import locals
+import random
 
 # 初始化pygame，为使用硬件做准备
 pygame.init()
@@ -16,13 +17,17 @@ 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_infont = pygame.font.Font('neuropol.ttf',18)
 
 
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
+apple_x = 360
+apple_y = 300
 
 setheading = "right"
 snake_head = right
+score = 0
 
 while True:
     for event in pygame.event.get():
@@ -53,7 +58,14 @@ while True:
     else:
         y += 30
     position.append((x, y))
-    position.pop(0)
+    if x == apple_x and y == apple_y:
+        score +=1
+        num1=random.randint(1,22)
+        num2=random.randint(1,16)
+        apple_x=30*num1-30
+        apple_y=30*num2-30
+    else:
+        position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -63,7 +75,10 @@ while True:
         screen.blit(body, position[i])
 
     # 将果实画上去
-    screen
+    screen.blit(food,(apple_x,apple_y))
+
+    info = "Score:"+str(score)
+    text = my_font.render(info,True,(0,0,0))
     screen.blit(food, (360, 300))
     # 刷新画面
     pygame.display.update()