爬虫文件，此Java文件可以爬取网页中所有的链接网址。(Crawler files, this Java file can crawl all the linked URLs in the web page.)

先通过Python爬虫爬取下厨房食物相关信息，然后放到自己的网页上，爬虫的实战例子(First, we use Python crawler to crawl down the kitchen food related information, and then put it on our own web page. Practical examples of crawler)