save project

o.py

+#导入模块
+import pygame
+#从pygame 导入本地事件
+form pygame import locals
+#初始化pygame
+pygame.init()
+#绘制一个1000*1000的窗口
+pygame.display.set_mode(1000,1000)
+#导入图片
+ph=pygame.image.load("文件名")
+#绘制图片
+scree.blit(ph,(坐标点))
+#更新画面
+pygame.display.update()
\ No newline at end of file

snake.py

@@ -63,6 +63,8 @@ while True:
         apple_y=30*num2-30
         apple_y=30*num2-30
     else:
     else:
         position.pop(0)
         position.pop(0)
+    if x < 0 or x > 630 or y < 0 or y > 450:
+        exit()
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去