Microsoft Visual C++ 14.0 or greater is required

问题：

1. error: Microsoft Visual C++ 14.0 or greater is required. Get it with "Microsoft C++ Build Tools": https://visualstudio.microsoft.com/visual-cpp-build-tools/

2. 无管理员权限

解决方法：

1. 下载whl https://www.lfd.uci.edu/~gohlke/pythonlibs

2. 安装whl pip install xxx.whl