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你.py

+import pygame
+import pygame
+from pygame import locals
+# 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))
+FPSCLOCK = pygame.time.Clock() # pygame 时钟，控制游戏速度（帧数）
+# 背景
+background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png') # 头 朝右
+food = pygame.image.load('apple.png') # 食物 苹果
+body = pygame.image.load('body.png') # 身体
+left = pygame.image.load('left.png') # 头 朝左
+up = pygame.image.load('up.png') # 头 朝上
+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 # 苹果横坐标
+apple_y = 300 # 苹果纵坐标
+setheading = "right"
+snake_head = right
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+ # 接收到退出事件后退出程序
+            exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading != "left":
+                setheading = 'right'
+                snake_head = right
+        if event.key == locals.K_LEFT and setheading != "right":
+            setheading = 'left'
+            snake_head = left
+        if event.key == locals.K_UP and setheading != "down":
+            setheading = 'up'
+            snake_head = up
+        if event.key == locals.K_DOWN and setheading != "up":
+            setheading = 'down'
+            snake_head = down
+            # 设置贪吃蛇的头部坐标
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