Microsoft Visual C++ 14.0 is req

error: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": https://visualstudio.microsoft.com/downloads/

1. 去microsoft官网下载vc ， 太重
2. 下载whl文件安装

https://www.lfd.uci.edu/~gohlke/pythonlibs/

搜索需要的安装之。