python爬虫系列之爬京东手机数据

python抓京东手机数据

作者:vpoet

mail:vpoet_sir@163.com

 #coding=utf-8

 import urllib2

 from lxml import etree

 import re

 if __name__ == '__main__':

     main_url = """http://search.jd.com/Search?keyword=%%E6%%89%%8B%%E6%%9C%%BA&enc=utf-8&suggest=0#keyword=%%E6%%89%%8B%%E6%%9C%%BA&enc=utf-8&qrst=1&ps=addr&rt=1&stop=1&sttr=1&cid3=655&click=3-                655&psort=3&page=%s"""

     page_num = 1

     for page in range(page_num):

         html_url = main_url % page

         Res = urllib2.urlopen(html_url)

         Htm = Res.read()

         #print Htm

         tree = etree.HTML(Htm);

         #phone_names = tree.xpath("//div[@id='plist']/ul/li/div[@class='lh-wrap']/div[@class='p-name']/a/text()")   

     #x = 1
         #for phone_name in phone_names:
             #print phone_name+'\t'+str(x)+'\n'

         #x=x+1

     #phone_pic_urls = tree.xpath("//div[@class='lh-wrap']/div[@class='p-img']/a/img")

     #for phone_pic_url in phone_pic_urls:
         #print phone_pic_url.values()[3]

     #phone_prices = tree.xpath("//div[@class='p-price']/strong")
     phone_prices = tree.xpath("//*[@id='plist']/ul[@class='list-h clearfix']/li/div/div[@class='p-price']/strong") 

     x = 1

         for phone_price in phone_prices:
             print phone_price.values()[1]+'\t'+str(x)+'\n'
         x = x + 1

     #phone_comments = tree.xpath("//div[@class='extra']/a/text()")  

         #for phone_comment in phone_comments:
             #print "评价数"
         #comment_num = re.findall(r'.{2}(\d+).{3}',phone_comment)
         #print comment_num[0]

     #phone_good_comments = tree.xpath("//div[@class='extra']/span[@class='reputation']/text()")  

         #for phone_good_comment in phone_good_comments:
             #print "好评率"
         #comment_good_num = re.findall(r'\((\d{2})%.{2}\)',phone_good_comment)
         #print comment_good_num[0]

     print "over"

这个没写完，先保存在这里。有时间再完成