save project

snake.py

 import pygame
+import random
 from pygame import locals
 
 # 初始化pygame，为使用硬件做准备
@@ -19,9 +20,10 @@ down= pygame.image.load('down.png')
 up= pygame.image.load('up.png')
 snake_head=right
 
+
 # 蛇头坐标
 x,y=240,120
-
+apple_x,apple_y=360,300
 # 创建一个位置列表
 position=[(180, 90),(180, 120),(210, 120),(x, y)]
 
@@ -57,6 +59,11 @@ while True:
         y+=30
     else:
         y-=30
+        
+    if apple_x==x and apple_y==y:
+        apple_x=random.randint(0,660)
+        apple_y=random.randint(0,480)
+    
     # 添加元素并删除元素
     position.append((x,y))
     position.pop(0)
@@ -71,7 +78,7 @@ while True:
     # screen.blit(body, (180, 120))
     # screen.blit(body, (180, 90))
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (apple_x, apple_y))
     # 设置帧数
     FPSCLOCK.tick(3)