import requests
from bs4 import BeautifulSoup
import bs4
def getHTMLtext(url): #提取
try: #爬取网页的通用代码框架
r = requests.get(url,timeout = 30)
r.raise_for_status()
r.encoding = r.apparent_encoding
return r.text
except:
return '爬取失败'
def fillUnivlist(ulist,html