from __future__ import unicode_literalsfrom bs import BeautifulSoupimport requestsimport codecsr = requests.get('you url')s = BeautifulSoup(r.text)links = s.findall('a')pdfs = []for link in links:href = link.get('href')if href.endswith('.pdf'):pdfs.append(href)with open('you file', 'w', 'gb') as f:for pdf in pdfs:f.write(pdf + '/r/n')

#coding=utf-8'''Created on 2012-5-29@author: xiaochou'''import osimport timedef nsfile(s):'''The number of new expected documents'''#判斷文件夾是否存在，如果不存在則創建b = os.path.exists("E://testFile//")if b:print "File Exist!"else:os.mkdir("E://testFile//")#生成文件for i in range(1,s+1):localTime = time.strftime("%Y%m%d%H%M%S",time.localtime())#print localtimefilename = "E://testFile//"+localTime+".txt"#a:以追加模式打開（必要時可以創建）append;b:表示二進制f = open(filename,'ab')testnote = '測試文件'f.write(testnote)f.close()#輸出第幾個文件和對應的文件名稱print "file"+" "+str(i)+":"+str(localTime)+".txt"time.sleep(1)print "ALL Down"time.sleep(1)if __name__ == '__main__':s = input("請輸入需要生成的文件數：")nsfile(s)