python用BeautifulSoup库简单爬虫实例分析

会用到的功能的简单介绍 1、from bs4 import BeautifulSoup #导入库 2、请求头herders headers={'User-Agent': 'Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.110 Safari/537.36','referer':www.mmjpg.com } all_url = 'http://www.mmjpg.com/' 'User-Agent':请求方式 'referer':从哪个链接跳转进来