import requests from bs4 import BeautifulSoup import bs4
def getHTMLText(url): try: r = requests.get(url, timeout=30) r.raise_for_status() r.encoding = r.apparent_encoding return r.text except: return ""
def fillUnivList(ulist, html): soup = BeautifulSoup(html, "html.parser") for tr in soup.find('tbody').children: if isinstance(tr, bs4.element.Tag): tds = tr('td') ulist.append([tds[0].string, tds[1].string, tds[3].string])
def printUnivList(ulist, num): print("{:^10}\t{:^6}\t{:^10}".format("排名","学校名称","总分")) for i in range(num): u=ulist[i] print("{:^10}\t{:^6}\t{:^10}".format(u[0],u[1],u[2]))
def main(): uinfo = [] url = 'http://www.zuihaodaxue.com/zuihaodaxuepaiming2019.html' html = getHTMLText(url) fillUnivList(uinfo, html) printUnivList(uinfo, 20) # 20 univs main()