什么是Python解释器
解释器(英语:Interpreter),又译为直译器,是一种电脑程序能够把高级编程语言一行一行直接转译运行。
解释器不会一次把整个程序转译出来,只像一位“中间人”,每次运行程序时都要先转成另一种语言再作运行,因此解释器的程序运行速度比较缓慢。
它每转译一行程序叙述就立刻运行,然后再转译下一行,再运行,如此不停地进行下去。
Python解释器的下载与安装
1.下载Python解释器
2.点击 “Download” - 选择适合自己系统的版本 - 点击 “Python3.8.2”
![p01](https://images.cnblogs.com/cnblogs_com/xuexianqi/1657178/o_200228080304p01.jpg)
3.下载完毕后,双击打开安装包
![p02](https://images.cnblogs.com/cnblogs_com/xuexianqi/1657178/o_200228080311p02.jpg)
4.下面2个框打上 “√”,下面的框是把路径添加到环境变量中,然后单击第二个 “Customize installion”
![p03](https://images.cnblogs.com/cnblogs_com/xuexianqi/1657178/o_200228080317p03.jpg)
5.这些框默认都打上 “√”,点击 “Next”
![p04](https://images.cnblogs.com/cnblogs_com/xuexianqi/1657178/o_200228080323p04.jpg)
6.上面5个框打上 “√”,然后点击 “Browse”自定义安装路径,然后点击 “Install”
![p05](https://images.cnblogs.com/cnblogs_com/xuexianqi/1657178/o_200228080328p05.jpg)
7.等待加载
![p06](https://images.cnblogs.com/cnblogs_com/xuexianqi/1657178/o_200228080332p06.jpg)
8.安装完成,点击 “Close”退出
![p07](https://images.cnblogs.com/cnblogs_com/xuexianqi/1657178/o_200228080339p07.jpg)