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#Python 爬虫:把廖雪峰的教程转换成 PDF 电子书
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### 系统要求
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python3.4以上版本, 不支持python2.x
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### 准备工具
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requests、beautifulsoup 是爬虫两大神器,reuqests 用于网络请求,beautifusoup 用于操作 html 数据。有了这两把梭子,干起活来利索。scrapy 这样的爬虫框架我们就不用了,这样的小程序派上它有点杀鸡用牛刀的意思。此外,既然是把 html 文件转为 pdf,那么也要有相应的库支持, wkhtmltopdf 就是一个非常的工具,它可以用适用于多平台的 html 到 pdf 的转换,pdfkit 是 wkhtmltopdf 的Python封装包。首先安装好下面的依赖包
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