一个简易的python网络爬虫程序，可以爬取某个网站的数据，直接在命令行下运行即可。-A simple Python crawler program, you can crawl to take a website data, directly under the command line to run.

爬取网站上面的数据，示例是爬取巨潮资讯网站上面上市公司数据(Crawling on the site data, sample data above listed companies take up cninfo website)