擅长:python、mysql、java
<p>可使用<code>//title/text()</code>提取标题,视频源链接通过<code>//video/source/@src</code>:</p>
<pre><code>selector = Selector(response=response)
title = selector.xpath('//title/text()').extract()[0]
description = selector.xpath('//edindex/text()').extract()
video_sources = selector.xpath('//video/source/@src').extract()[0]
code_url = selector.xpath('//meta[@name="EdImage"]/@content').extract()[0]
code = re.search(r'(\w+)-play-small.jpg$', code_url).group(1)
print title
print description
print video_sources
print code
</code></pre>
<p>印刷品:</p>
^{pr2}$