Ubuntu16 python scrapy爬虫框架安装

安装环境：ubuntu16, python2.7

1. 安装lxml OpenSSL

sudo apt-get install python-dev

sudo apt-get install libevent-dev

sudo apt-get install openssl

sudo apt-get install libssl-dev

2. 安装并更新pip

sudo apt-get install python-pip

pip install --upgrade pip

3. 安装scrapy

pip install Scrapy