window通过安装包安装scrapy需要的依赖库
pip install wheel
https://www.lfd.uci.edu/~gohlke/pythonlibs/#lxml
https://pypi.org/project/pyOpenSSL/#downloads
http://www.lfd.uci.edu/~gohlke/pythonlibs/#twisted
https://pypi.org/project/pywin32/#files
pip install scrapy
sudo apt-get install build-essential python3-dev libssl-dev libffi-dev libxml2 libxml2-dev libxslt1-dev zlib1g-dev
pip install scrapy
xcode-select --install
pip install scrapy
原文:https://www.cnblogs.com/snow-wolf-1/p/10735220.html