python网络爬虫采集联想词示例

python爬虫_采集联想词代码

代码如下:

#coding:utf-8import urllib2import urllibimport reimport timefrom random import choice#特别提示,下面这个list中的代理ip可能失效,请换上有效的代理ipiplist = [‘27.24.158.153:81′,’46.209.70.74:8080′,’60.29.255.88:8888’]

list1 = [“集团”,”科技”]for item in list1: ip= choice(iplist) gjc = urllib.quote(item) url = “http://sug.so.360.cn/suggest/word?callback=suggest_so&encodein=utf-8&encodeout=utf-8&word=”+gjc headers = { “get”:url, “host”:”sug.so.360.cn”, “referer”:”http://www.so.com/”, “user-agent”:”smozilla/5.0 (macintosh; intel mac os x 10_8_4) applewebkit/537.17 (khtml, like gecko) chrome/24.0.1312.56 safari/537.17″, }

proxy_support = urllib2.proxyhandler({‘http’:’http://’+ip})

opener = urllib2.build_opener(proxy_support) urllib2.install_opener( opener ) req = urllib2.request(url) for key in headers: req.add_header(key,headers[key])

html = urllib2.urlopen(req).read() ss = re.findall(“\”(.*?)\””,html) for item in ss: print item time.sleep(2)