外星人入侵游戏编程源代码和图片都包括，直接下载安装python及pygame即可运行(The source code and pictures of the alien invasion game programming are all included, directly downloaded and installed Python and pyGame to run)

用python简单实现外星人入侵这款经典游戏。(The game----alien invasion,made by python.)

使用python编写的一个外星人入侵游戏程序，可以实现加分减分以及飞机获取等功能。(An alien invasion game program written in python can realize functions such as adding points, reducing points, and obtaining aircraft.)