save project

snake.py

 import pygame
+import random
 from pygame import locals
 
 # 初始化pygame，为使用硬件做准备
@@ -22,7 +23,8 @@ position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 setheading = "right"
 snake_head = right
-
+sbx=360
+sby=300
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -41,7 +43,7 @@ while True:
             if event.key == locals.K_DOWN and setheading != "up":
                 setheading = 'down'
                 snake_head = down
-
+            
     # 设置贪吃蛇的头部坐标
     if setheading == "right":
         x += 30
@@ -53,6 +55,11 @@ while True:
         y += 30
     position.append((x, y))
     position.pop(0)
+    
+    
+    if sbx==x and sby==y:
+        sbx=random.randint(0,660)
+        sby=random.randint(0,480)
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -62,7 +69,7 @@ while True:
         screen.blit(body, position[i])
 
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (sbx,sby))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)
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