save project

snake.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
+from random import random
 
 
 # 初始化pygame，为使用硬件做准备
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 pygame.init()
@@ -19,10 +20,10 @@ down = pygame.image.load('down.png')        # 头 朝下
 
 
 x, y = 240, 120
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
-
 setheading = "right"
 setheading = "right"
 snake_head = right
 snake_head = right
-
+apple_x=360
+apple_y=300
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
@@ -49,9 +50,11 @@ while True:
         x -= 30
         x -= 30
     elif setheading == "up":
     elif setheading == "up":
         y -= 30
         y -= 30
-    else:
+    else setheading == "down":
         y += 30
         y += 30
     position.append((x, y))
     position.append((x, y))
+    if x = snake_head=food
+    if y = snake_head=food
     position.pop(0)
     position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))