中国大学排名爬虫

 1 import requests
 2 from bs4 import BeautifulSoup
 3 import bs4
 4  
 5 def getHTMLText(url):
 6     try:
 7         r = requests.get(url, timeout = 30)
 8         r.raise_for_status()
 9         r.encoding = r.apparent_encoding
10         return r.text
11     except:
12         return ""
13  
14 def fillUnivList(ulist, html):
15     soup = BeautifulSoup(html, "html.parser")
16     for tr in soup.find(‘tbody‘).children:
17         if isinstance(tr, bs4.element.Tag):
18             tds = tr(‘td‘)
19             ulist.append([tds[0].string, tds[1].string, tds[2].string])
20  
21 def printUnivList(ulist, num):
22     print("{:^10}\t{:^6}\t{:^10}".format("排名", "学校名称", "总分"))
23     for i in range(num):
24         u = ulist[i]
25         print("{:^10}\t{:^6}\t{:^10}".format(u[0], u[1], u[2]))
26  
27 #主函数
28 def main():
29     uinfo = []
30     url = ‘http://www.zuihaodaxue.cn/zuihaodaxuepaiming2016.html‘
31     html = getHTMLText(url)
32     fillUnivList(uinfo, html)
33     printUnivList(uinfo, 20) # 20所大学
34 main()

 1 import requests
 2 from bs4 import BeautifulSoup
 3 import bs4
 4  
 5 def getHTMLText(url):
 6     try:
 7         r = requests.get(url, timeout = 30)
 8         r.raise_for_status()
 9         r.encoding = r.apparent_encoding
10         return r.text
11     except:
12         return ""
13  
14 def fillUnivList(ulist, html):
15     soup = BeautifulSoup(html, "html.parser")
16     for tr in soup.find(‘tbody‘).children:
17         if isinstance(tr, bs4.element.Tag):
18             tds = tr(‘td‘)
19             ulist.append([tds[0].string, tds[1].string, tds[2].string])
20  
21 def printUnivList(ulist, num):
22     tplt = "{0:^10}\t{1:{3}^10}\t{2:^10}"
23     print(tplt.format("排名", "学校名称", "总分", chr(12288)))
24     for i in range(num):
25         u = ulist[i]
26         print(tplt.format(u[0], u[1], u[2], chr(12288)))
27  
28 #主函数
29 def main():
30     uinfo = []
31     url = ‘http://www.zuihaodaxue.cn/zuihaodaxuepaiming2016.html‘
32     html = getHTMLText(url)
33     fillUnivList(uinfo, html)
34     printUnivList(uinfo, 20) # 20所大学
35 main()