抓取网页内容生成kindle电子书

参考：

• http://calibre-ebook.com/download_linux
• http://blog.codinglabs.org/articles/convert-html-to-kindle-book.html

The Linux Command Line

#TLCL.recipe
from calibre.web.feeds.recipes import BasicNewsRecipe
class The_Linux_Command_Line(BasicNewsRecipe):

    title = 'The Linux Command Line'
    description = 'The Linux Command Line'
    cover_url = 'http://img5.douban.com/lpic/s7056078.jpg'

    url_pre = 'http://billie66.github.io/TLCL/book/'
    no_stylesheets = True
    keep_only_tags = [{ 'class': 'typo' }]　　　　#内容的寻找范围

    def parse_index(self):
        soup = self.index_to_soup(self.url_pre)#目录页

        div = soup.find('div', {'class': 'contents'})#目录页的寻找范围

        articles = []
        for link in div.findAll('a'):

            til = link.contents[0].strip()
            url = self.url_pre + link['href']
            a = { 'title': til, 'url': url }

            articles.append(a)

        results = [('The Linux Command Line', articles)]

        return results