擅长:python、mysql、java
<p>我觉得你太复杂了,为什么你要做继承自类<code>scrapy.Spider</code>的繁重工作,而你有{a1}?<code>Spider</code>通常用于抓取页面列表,而<code>Crawler</code>用于抓取网站。在</p>
<blockquote>
<p>This is the most commonly used spider for crawling regular websites, as it provides a convenient mechanism for following links by defining a set of rules.</p>
</blockquote>