python的安装

1.安装python的解析器

https://www.python.org/downloads/release/python-370/

2.安装pycharm

http://www.jetbrains.com/pycharm/?fromMenu

3.修改host文件

C:\Windows\System32\drivers\etc

4.获取注册码

http://idea.lanyus.com/

5.运行pycharm,黏贴注册码