s1 安装scrappy
sudo pip install scrapy -i https://pypi.mirrors.ustc.edu.cn/simple/ --upgrade --ignore-installed six
s2 验证安装成功与否
scrapy version
s3 创建scrapy项目
scrapy startproject projectname
sudo pip install scrapy -i https://pypi.mirrors.ustc.edu.cn/simple/ --upgrade --ignore-installed six
scrapy version
scrapy startproject projectname
本文标题：scrapy爬虫安装与创建项目
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