安装scrapy 出现以下

错误：

error: Microsoft Visual C++ 14.0 is required. Get it with "Microsoft Visual C++ Build Tools": http://landinghub.visualstudio.com/visual-cpp-build-tools 

首先浏览器输入： https://www.lfd.uci.edu/~gohlke/pythonlibs/#twisted

下载对应版本twisted

笔者下载版本为：Twisted--cp36-cp36m-win_amd64.whl
下载到本地路径为：D:\Documents\Downloads\Twisted--cp36-cp36m-win_amd64.whl

进入命令行模式：安装

pip install D:\Documents\Downloads\Twisted--cp36-cp36m-win_amd64.whl

pip install scrapy 

问题解决

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