BS4爬取糗百

# -*- coding: cp936 -*-

import urllib,urllib2
from bs4 import BeautifulSoup

user_agent='Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.221 Safari/537.36 SE 2.X MetaSr 1.0'
headers={
    'User-Agent':user_agent
    }
url='https://www.qiushibaike.com'

#----------------------
def getcode(url):
    req=urllib2.Request(url,headers=headers)
    html=urllib2.urlopen(req).read()
    soup=BeautifulSoup(html,'html.parser')
    content=soup.select('.content')[0].stripped_strings
    print '内容：'
    for i in content:
        print i
    

def getinfo(x):
    q=0
    for m in range(x):
            
        print '获取第%s页'%str(m+1)
        murl='https://www.qiushibaike.com/text'+'/page/'+str(m+1)

        req=urllib2.Request(murl,headers=headers)

        html=urllib2.urlopen(req,timeout=60).read().decode('utf-8')

        #创建beautiful对象
        #创建本地HTML对象：soup=BeautifulSoup(open('index.html'))
        soup=BeautifulSoup(html,'html.parser')

        #打印HTML内容 print soup.prettify()
        authors=soup.select('h2')
        article=soup.select('.contentHerf')
        jokes=soup.select('.stats-vote > .number')
        comment_num=soup.select('.stats-comments > .qiushi_comments > .number')


        #获取界面上的文字
        ##print '内容：',article[0].span.string.strip()

        ##获取链接文字
        n=0
        for a in article:
            
            

            print '获取第%s页第%s条'%(str(m+1),str(n+1))
            print '作者：',authors[n].string.strip()
            print '好笑数：',jokes[n].string
            article_url=article[n]['href']
            
            article_url=url+article_url
            #print article_url
            getcode(article_url)

            
            print '评论数：',comment_num[n].string
            n+=1
            q+=1
            print '\n'
    print '总共%s条数据'%q


nu=raw_input('获取多少页：')        
nu=int(nu)
    
#设置重新获取数据次数

tries=1
try:
    getinfo(nu)
except:
    
    print u'爬取数据出错。。。'