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python抓取京东商城手机列表url实例代码

发布时间：2024-04-26 22:24:13 来源：网络

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#-*- coding: UTF-8 -*-
'''
Created on 2013-12-5
@author: good-temper
'''
import urllib2
import bs4
import time
def getPage(urlStr):
 '''
 获取页面内容
 '''
 content = urllib2.urlopen(urlStr).read()
 return content
def getNextPageUrl(currPageNum):
 #http://list.jd.com/9987-653-655-0-0-0-0-0-0-0-1-1-页码-1-1-72-4137-33.html
 url = u'http://list.jd.com/9987-653-655-0-0-0-0-0-0-0-1-1-'+str(currPageNum+1)+'-1-1-72-4137-33.html' #是否有下一页
 content = getPage(url);
 soup = bs4.BeautifulSoup(content)
 list = soup.findAll('span',{'class':'next-disabled'});
 if(len(list) == 0):
 return url
 return ''def analyzeList():
 pageNum = 0
 list = []
 url = getNextPageUrl(pageNum)
 while url !='':
 soup = bs4.BeautifulSoup(getPage(url))
 pagelist = soup.findAll('div',{'class':'p-name'})
 for elem in pagelist:
 soup1 = bs4.BeautifulSoup(str(elem))
 list.append(soup1.find('a')['href']) pageNum = pageNum+1
 print pageNum
 url = getNextPageUrl(pageNum)
 return list
def analyzeContent(url): return ''
def writeToFile(list, path):
 f = open(path, 'a')
 for elem in list:
 f.write(elem+'\n')
 f.close()
if __name__ == '__main__':
 list = analyzeList()
 print '共抓取'+str(len(list))+'条\n' writeToFile(list, u'E:\\jd_phone_list.dat');