auto save

diy2.py

+import turtle   
+pen=turtle.Pen()
+pen.goto(20,-10)
+pen.setheading(100)
+pen.pencolor("olive")
+pen.forward(150)
+pen.pencolor("green")
+pen.forward(50)
+pen.forward(-50)
+
+turtle.done()
\ No newline at end of file

snake.py

@@ -13,20 +13,37 @@ right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 
+x,y = 240,120
+FPSCLOCK=pygame.time.Clock()
+
+position = [(180, 90),(180, 120),(210, 120),(x,y)]
+
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
+    x=x+30
+    position.append((x,y))
+    position.pop(0)
+
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (240, 120))
+    screen.blit(right, position[-1])
     # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+    for i in range(len(position)-1):
+        screen.blit(body,position[i] )
+
+    # screen.blit(body, (210, 120))
+    # screen.blit(body, (180, 120))
+    # screen.blit(body, (180, 90))
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面
-    pygame.display.update()
\ No newline at end of file
+    pygame.display.update()
+
+    FPSCLOCK.tick(3)
+
+
+