爬虫基础(beautifulSoup用法)
1,from bs4 import BeautifulSoup2,请求头headers;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....