python查询seo信息的简单示例

概述python查询seo信息的简单示例 对python这个高级语言感兴趣的小伙伴，下面一起跟随内存溢出 jb51.cc的小编两巴掌来看看吧！

一个简单的python查询百度关键词排名的函数，特点：

1、UA随机

2、 *** 作简单方便，直接getRank(关键词，域名)就可以了

3、编码转化。编码方面应该没啥问题了。

4、结果丰富。不仅有排名，还有搜索结果的Title，URL，快照时间，符合SEO需求

 

缺点：

单线程，速度慢

# @param python查询百度SEO信息# @author 内存溢出 jb51.cc|www.jb51.cc #Coding=utf-8 import requestsimport BeautifulSoupimport reimport random def decodeAnyWord(w):    try:        w.decode('utf-8')    except:        w = w.decode('gb2312')    else:        w = w.decode('utf-8')    return w def createURL(checkWord):   #create baIDu URL with search words    checkWord = checkWord.strip()    checkWord = checkWord.replace(' ','+').replace('\n','')    baIDuURL = 'http://www.baIDu.com/s?wd=%s&rn=100' % checkWord    return baIDuURL  def getContent(baIDuURL):   #get the content of the serp    uaList = ['Mozilla/4.0+(compatible;+MSIE+6.0;+windows+NT+5.1;+SV1;+.NET+CLR+1.1.4322;+TencentTraveler)','Mozilla/4.0+(compatible;+MSIE+6.0;+windows+NT+5.1;+SV1;+.NET+CLR+2.0.50727;+.NET+CLR+3.0.4506.2152;+.NET+CLR+3.5.30729)','Mozilla/5.0+(windows+NT+5.1)+AppleWebKit/537.1+(KHTML,+like+Gecko)+Chrome/21.0.1180.89+Safari/537.1','Mozilla/4.0+(compatible;+MSIE+6.0;+windows+NT+5.1;+SV1)','Mozilla/5.0+(windows+NT+6.1;+rv:11.0)+Gecko/20100101+firefox/11.0','Mozilla/4.0+(compatible;+MSIE+8.0;+windows+NT+5.1;+TrIDent/4.0;+SV1)','Mozilla/4.0+(compatible;+MSIE+8.0;+windows+NT+5.1;+TrIDent/4.0;+GTB7.1;+.NET+CLR+2.0.50727)','Mozilla/4.0+(compatible;+MSIE+8.0;+windows+NT+5.1;+TrIDent/4.0;+KB974489)']    headers = {'User-Agent': random.choice(uaList)}    ipList = ['202.43.188.13:8080','80.243.185.168:1177','218.108.85.59:81']    proxIEs = {'http': 'http://%s' % random.choice(ipList)}    r = requests.get(baIDuURL,headers = headers,proxIEs = proxIEs)    return r.content def getLastURL(rawurl): #get final URL while there're redirects    r = requests.get(rawurl)    return r.url def getAtext(atext):    #get the text with <a> and </a>    pat = re.compile(r'<a .*?>(.*?)</a>')    match = pat.findall(atext)    pureText = match[0].replace('<em>','').replace('</em>','')    return pureText def getCacheDate(t):    #get the date of cache    pat = re.compile(r'<span class="g">.*?(\d{4}-\d{1,2}-\d{1,2})  </span>')    match = pat.findall(t)    cacheDate = match[0]    return cacheDate def getRank(checkWord,domain): #main line    checkWord = checkWord.replace('\n','')    checkWord = decodeAnyWord(checkWord)    baIDuURL = createURL(checkWord)     cont = getContent(baIDuURL)    soup = BeautifulSoup.BeautifulSoup(cont)    results = soup.findAll('table',{'class': 'result'})    #find all results in this page    for result in results:        checkData = unicode(result.find('span',{'class': 'g'}))        if re.compile(r'^[^/]*%s.*?' %domain).match(checkData): #改正则            NowRank = result['ID']  #get the rank if match the domain info             reslink = result.find('h3').a            resURL = reslink['href']            domainURL = getLastURL(resURL)  #get the target URL            resTitle = getAtext(unicode(reslink))   #get the Title of the target page             rescache = result.find('span',{'class': 'g'})            cacheDate = getCacheDate(unicode(rescache)) #get the cache date of the target page             res = u'%s,第%s名,%s,%s' % (checkWord,NowRank,resTitle,cacheDate,domainURL)            return res.encode('gb2312')            break    else:        return '>100' domain = 'www.douban.com' #set the domain which you want to search.   f = open('r.txt')for w in f.readlines():    print getRank(w,domain) f.close()# End www.jb51.cc

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