auto save

snake.py

@@ -41,19 +41,18 @@ while True:
             if event.key == locals.K_DOWN and setheading != "up":
                 setheading = 'down'
                 snake_head = down
-
+while Ture:
+    for event in pygame.event.get():
     # 设置贪吃蛇的头部坐标
     if setheading == "right":
-        x += 30
     elif setheading == "left":
-        x -= 30
     elif setheading == "up":
-        y -= 30
     else:
         y += 30
     position.append((x, y))
+    if x == apple_x and y == apple_y
     position.pop(0)
-    # 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])