save project

snake.py

 import pygame
 from pygame import locals
-
+x=240
+y=120
 # 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))
 
@@ -22,6 +22,7 @@ while True:
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     screen.blit(right, (240, 120))
+    x+=30
     # 将贪吃蛇的身体画上去
     screen.blit(body, (210, 120))
     screen.blit(body, (180, 120))
@@ -29,4 +30,6 @@ while True:
     # 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()
+    ji=pygame.time.Clock.tick()
+    ji.tick(3)
\ No newline at end of file