auto save

gh.py

+str1="python"
+print(srt1)
+text=list(srt1)
+print(text)
+abc="/".join(text)
+print(abc)
\ No newline at end of file

snake.py

@@ -12,21 +12,51 @@ background = pygame.image.load('bg.png')
 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')
+down = pygame.image.load('down.png')
 x,y=240,120
 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:
             # 接收到退出事件后退出程序
             exit()
-    x+=30
+        if event.type == locals.KEYDOWN:
+            if event.key==locals.K_RIGHT and setheading !="left":
+                setheading = 'right'
+                snake_head= right
+            if event.key==locals.K_LEFT and setheading !="right":
+                setheading='left'
+                snake_head = left
+            if event.key==locals.K_UP and setheading!='down':
+                setheading='up'
+                snake_head= up
+            if event.key==locals.K_DOWN and setheading!='up':
+                setheading='down'
+                snake_head = down
+
+
+
+
+    if setheading=="right":
+        x+=30
+    if setheading=="left":
+        x-=30
+    if setheading=="up":
+        y-=30
+    if setheading=="down":
+        y+=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, 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])
@@ -34,4 +64,4 @@ while True:
     screen.blit(food, (360, 300))
     # 刷新画面
     pygame.display.update()
-    T.tick(3)
+    T.tick(4)