auto save

snake.py

+import pygame
+from pygame import locals
+
+# 初始化pygame，为使用硬件做准备
+pygame.init()
 
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
@@ -5,8 +10,8 @@ screen = pygame.display.set_mode((660, 480))
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 # 背景
 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
+right = pygame.image.load('right.png')
+food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 left = pygame.image.load('left.png')
 up = pygame.image.load('up.png')
@@ -17,7 +22,6 @@ position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 setheading = "right"
 snake_head = right
-
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -25,18 +29,17 @@ while True:
             exit()
         elif event.type == locals.KEYDOWN:
             if event.key == locals.K_RIGHT and setheading != "left":
-                setheading = 'right'
+                setheading = "right"
                 snake_head = right
             if event.key == locals.K_LEFT and setheading != "right":
-                setheading = 'left'
+                setheading = "left"
                 snake_head = left
             if event.key == locals.K_UP and setheading != "down":
-                setheading = 'up'
+                setheading = "up"
                 snake_head = up
             if event.key == locals.K_DOWN and setheading != "up":
-                setheading = 'down'
-                snake_head = down
-
+                setheading = "down"
+                snake_head = down    
     # 设置贪吃蛇的头部坐标
     if setheading == "right":
         x += 30
@@ -51,7 +54,7 @@ while True:
     # 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])
+    screen.blit(snake_head, position[-1])  
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
         screen.blit(body, position[i])