save project

snake.py

+import random
 import pygame
 from pygame import locals
 
@@ -19,7 +20,8 @@ down = pygame.image.load('down.png')        # 头 朝下
 
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
-
+apple_x = 360
+apple_y = 360
 setheading = "right"
 snake_head = right
 
@@ -52,6 +54,12 @@ while True:
     else:
         y += 30
     position.append((x, y))
+    if x ==apple_x and y ==apple_y:
+        nu1 = random.randint(1,22)
+        nu2 = random.randint(1,16)
+        apple_x = num1* 30 - 30
+        apple_y = num2* 30 - 30
+    else:
         position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))