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python采集百度百科代码演示

python采集百度百科代码演示

#!/usr/bin/python
# -*- coding: utf-8 -*-
#encoding=utf-8   
#Filename:get_baike.py

import urllib2,re
import sys



def getHtml(url,time=10):
    response = urllib2.urlopen(url,timeout=time)
    html = response.read()
    response.close()
    return html

def clearBlank(html):
    if len(html) == 0 : return ''
    html = re.sub('\r|\n|\t','',html)
    while html.find("  ")!=-1 or html.find(' ')!=-1 :
        html = html.replace(' ',' ').replace('  ',' ')
    return html


if __name__ == '__main__':
    html = getHtml('http://baike.baidu.com/view/994462.htm',10)
    html = html.decode('gb2312','replace').encode('utf-8') #转码

    title_reg = r'<h1 class="title" id="[\d]+">(.*?)</h1>'
    content_reg = r'<div class="card-summary-content">(.*?)</p>'

    title = re.compile(title_reg).findall(html)
    content = re.compile(content_reg).findall(html)

    title[0] = re.sub(r'<[^>]*?>', '', title[0])
    content[0] = re.sub(r'<[^>]*?>', '', content[0])

    print title[0]
    print '#######################'
    print content[0]

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