丽水网站建设seo/廊坊关键词优化排名

# coding=utf-8 '''功能：采集百度新闻(http://news.baidu.com/)内容,百度新闻聚合了许多行业网站的新闻,已经帮我们去重筛选了,采集自己行业的新闻数据很不错。 主要思路：1,利用字典把各个网站的网址与正则及网页编码对应起来 2,把采集过得url放到一个文件中，判断是否采集过 3,百度新闻5分钟跟新一次,可以再建个程序每隔几分钟运行一次 ''' import pycurl,StringIO,json,urllib,urllib2,re import MySQLdb import time from warnings import filterwarnings import MySQLdb as Database filterwarnings('ignore', category = Database.Warning) import sys reload(sys) sys.setdefaultencoding('utf8') headers = [ "User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36", "Cookie: spversion=20130314; historystock=603158%7C*%7C1A0001%7C*%7C000967%7C*%7C603328; Hm_lvt_78c58f01938e4d85eaf619eae71b4ed1=1467682875,1467682943,1467682974,1468293176; Hm_lpvt_78c58f01938e4d85eaf619eae71b4ed1=1468293226", ] def curl(url): c = pycurl.Curl() #通过curl方法构造一个对象 #c.setopt(pycurl.REFERER, 'http://qy.m.58.com/') #设置referer c.setopt(pycurl.FOLLOWLOCATION, True) #自动进行跳转抓取 c.setopt(pycurl.MAXREDIRS,5) #设置最多跳转多少次 c.setopt(pycurl.CONNECTTIMEOUT, 60) #设置链接超时 c.setopt(pycurl.TIMEOUT,120) #下载超时 c.setopt(pycurl.ENCODING, 'gzip,deflate') # c.setopt(c.PROXY,ip) # 代理 c.fp = StringIO.StringIO() c.setopt(pycurl.URL, url) #设置要访问的URL c.setopt(pycurl.HTTPHEADER,headers) #传入请求头 # c.setopt(pycurl.POST, 1) # c.setopt(pycurl.POSTFIELDS, data) #传入POST数据 c.setopt(c.WRITEFUNCTION, c.fp.write) #回调写入字符串缓存 c.perform() code = c.getinfo(c.HTTP_CODE) #返回状态码 html = c.fp.getvalue() #返回源代码 return html # 通过正则提取元素 def search(req,html): text = re.search(req,html) if text: data = text.group(1) else: data = 'no' return data # 去除文章url、多余标签等、补全路径等 def content_sort(content): content = re.sub('<p.*?>','<p>',content,flags=re.I) content = re.sub('<P.*?>','<p>',content) content = re.sub('</?span.*?>','',content) content = re.sub('</?a.*?>','',content) content = re.sub('<!.*?>','',content) content = re.sub('</?img.*?>','',content,re.IGNORECASE) content = re.sub('</?IMG.*?>','',content,re.IGNORECASE) content = re.sub('</?div.*?>','',content,flags=re.I) content = re.sub('</?DIV.*?>','',content) content = re.sub('</?iframe.*?>','',content) content = re.sub('</?center.*?>','',content) content = re.sub('</?[fF].*?>','',content) content = re.sub('<script.*?>[\s\S]*?</script>','',content) content = re.sub('</?strong.*?>','',content) content = re.sub('<INPUT.*?>','',content) content = re.sub('<style.*?>[\s\S]*?</style>','',content) content = re.sub(' ','',content) content = re.sub(' ','',content) content = re.sub(' ','',content) return content #域名与正则、编码对应表 req_dict = { 'finance.sina.com.cn': {'title':'<h1.*?>(.*?)</h1>','content':'<!-- 原始正文start -->([\s\S]*?)<!-- 原始正文end -->','decode':'utf-8'}, 'stock.eastmoney.com': {'title':'<h1.*?>(.*?)</h1>','content':'<div id="ContentBody" class="Body">([\s\S]*?)<div class="BodyEnd">','decode':'gbk'}, 'finance.eastmoney.com': {'title':'<h1.*?>(.*?)</h1>','content':'<div id="ContentBody" class="Body">([\s\S]*?)<div class="BodyEnd">','decode':'gbk'},#ok 'guba.eastmoney.com': {'title':'<title>(.*?)_.*?</title>','content':'<div id="zwconbody">([\s\S]*?)<div class="zwconbtns clearfix">','decode':'utf-8'},#ok 'stock.jrj.com.cn': {'title':'<title>(.*?)-','content':'<div class="texttit_m1">([\s\S]*?)<div id="itougu">','decode':'gbk'}, 'hk.jrj.com.cn': {'title':'<title>(.*?)-','content':'<div class="texttit_m1">([\s\S]*?)<div id="itougu">','decode':'gbk'}, 'hkstock.cnfol.com': {'title':'<title>(.*?)_.*?</title>','content':'<div class="ArtM" id="Content">([\s\S]*?)<!--正文结束-->','decode':'utf-8'},#ok 'sc.stock.cnfol.com': {'title':'<title>(.*?)_.*?</title>','content':'<div class="ArtM" id="Content">([\s\S]*?)<!--正文结束-->','decode':'utf-8'},#ok 'money.163.com': {'title':'<title>(.*?)_.*?</title>','content':'<div class="post_text".*?">([\s\S]*?)<!--.*?s -->','decode':'utf-8'}, 'www.chinastock.com.cn': {'title':'<div class="d_title">([\s\S]*?)</div>','content':'<div class="d_content" id="Zoom">([\s\S]*?)<div class="dleft_new_attachment">','decode':'utf-8'}, 'stock.huagu.com': {'title':'<h1 id="h1-title">([\s\S]*?)</h1>','content':'<div class="article_con" id="div-article-content">([\s\S]*?)<div class="clear"></div>','decode':'utf-8'}, 'stock.sohu.com': {'title':'<h1 itemprop="headline">([\s\S]*?)</h1>','content':'<div itemprop="articleBody">([\s\S]*?)<div class="original-title"','decode':'gbk'}, 'stock.cngold.org': {'title':'<title>(.*?)-.*?</title>','content':'<div class="det_content" id="zoom">([\s\S]*?)<div class="listPage">','decode':'utf-8'}, 'hk.stock.hexun.com': {'title':'<title>(.*?)[-_|].*?</title>','content':'<div class="art_contextBox">([\s\S]*?)<div class="showAll">','decode':'utf-8'}, 'stock.gucheng.com': {'title':'<title>(.*?)[-_|].*?</title>','content':'<div class="content">([\s\S]*?)</div>','decode':'utf-8'}, 'www.cnstock.com': {'title':'<title>(.*?)-.*?</title>','content':'<div class="content-inner" id="qmt_content_div">([\s\S]*?)</div>','decode':'gbk'}, 'www.ccstock.cn': {'title':'<title>(.*?)-.*?</title>','content':'<div id="newscontent">([\s\S]*?)</div>','decode':'utf-8'}, 'news.emoney.cn': {'title':'<title>(.*?)-.*?</title>','content':'<div class="RL_details_content">([\s\S]*?)<div class="PageNav">','decode':'utf-8'}, 'finance.ce.cn': {'title':'<title>(.*?)</title>','content':'<div class=TRS_Editor>([\s\S]*?)<textarea id="allinfo"','decode':'gbk'}, 'www.p5w.net': {'title':'<title>(.*?)[_-|].*?</title>','content':'<div class="text">([\s\S]*?)<div class="pages">','decode':'gbk'}, 'www.nbd.com.cn': {'title':'<title>(.*?)[_-|][\s\S]*?</title>','content':'<div class="main-left-article">([\s\S]*?)<div style="overflow:','decode':'utf-8'}, 'stock.hexun.com': {'title':'<title>(.*?)[-_|].*?</title>','content':'<div class="art_contextBox">([\s\S]*?)<div class="showAll">','decode':'gbk'}, 'stock.caijing.com.cn': {'title':'<title>(.*?)[-_|].*?</title>','content':'<div id="the_content".*?>([\s\S]*?)<div class="ar_writer"','decode':'utf-8'}, } def id(): '''获取标题对应id,构建url.我用的是phpcms,前台显示需将url写入数据库''' con = MySQLdb.connect('localhost','root','','phpcmsv9',charset='utf8') with con: cur = con.cursor() cur.execute("select id from v9_news where title = title") numrows = int(cur.rowcount) return numrows+1 def CmsSQL(title,content): '''写入数据,如何将多个数据写入数据库可参考''' value1 = [] value1.append(content) value1.append(idnum) value2 = [] value2.append(title) value2.append(urlid) value2.append(int(time.time())) value2.append(int(time.time())) db = MySQLdb.connect('localhost','root','','phpcmsv9',charset='utf8') cursor = db.cursor() cursor.execute("insert into v9_news_data (content,id) values(%s,%s)" ,value1) cursor.execute("insert into v9_news(title,catid,typeid,url,inputtime,updatetime) values(%s,6,0,%s,%s,%s)",value2) db.commit() db.close() url = 'http://news.baidu.com/n?cmd=4&class=gegu&tn=rss' urls = re.findall(r'<link><!\[CDATA\[(.*?)\]\]></link>',curl(url)) urls.reverse() for url in urls: with open('urls.txt') as f1 : if url not in f1.read(): #判断url是否采集过 url.strip() f1.close() line = url.split('/')[2] if req_dict.has_key(line): #通过键位是否存在判断这个网站是否写好的正则 time.sleep(1) try: title = search(req_dict[line]['title'],curl(url)).decode(req_dict[line]['decode']) #网址与正则及网页编码对应起来 content = url + search(req_dict[line]['content'],curl(url)).decode(req_dict[line]['decode']) except: continue urlid = 'http://localhost/index.php?m=content&c=index&a=show&catid=6&id=%s' %id() idnum = int(id()) print id(),content_sort(title) CmsSQL(content_sort(title),content_sort(content)) f1w =open('urls.txt','a+') f1w.write(url+'\n') f1w.close() else: print u'正则不存在' open('requrl','a+').write(url+'\n') else: print u'此url在列表中:'

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# coding=utf-8 '''功能：采集百度新闻(http://news.baidu.com/)内容,百度新闻聚合了许多行业网站的新闻,已经帮我们去重筛选了,采集自己行业的新闻数据很不错。 主要思路：1,利用字典把各个网站的网址与正则及网页编码对应起来 2,把采集过得url放到一个文件中，判断是否采集过 3,百度新闻5分钟跟新一次,可以再建个程序每隔几分钟运行一次 ''' importpycurl,StringIO,json,urllib,urllib2,re importMySQLdb importtime fromwarningsimportfilterwarnings importMySQLdb asDatabase filterwarnings('ignore',category=Database.Warning) importsys reload(sys) sys.setdefaultencoding('utf8') headers=[ "User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36", "Cookie: spversion=20130314; historystock=603158%7C*%7C1A0001%7C*%7C000967%7C*%7C603328; Hm_lvt_78c58f01938e4d85eaf619eae71b4ed1=1467682875,1467682943,1467682974,1468293176; Hm_lpvt_78c58f01938e4d85eaf619eae71b4ed1=1468293226", ] defcurl(url): c=pycurl.Curl()#通过curl方法构造一个对象 #c.setopt(pycurl.REFERER, 'http://qy.m.58.com/')    #设置referer c.setopt(pycurl.FOLLOWLOCATION,True)#自动进行跳转抓取 c.setopt(pycurl.MAXREDIRS,5)#设置最多跳转多少次 c.setopt(pycurl.CONNECTTIMEOUT,60)#设置链接超时 c.setopt(pycurl.TIMEOUT,120)#下载超时 c.setopt(pycurl.ENCODING,'gzip,deflate') # c.setopt(c.PROXY,ip)  # 代理 c.fp=StringIO.StringIO() c.setopt(pycurl.URL,url)#设置要访问的URL c.setopt(pycurl.HTTPHEADER,headers)#传入请求头 # c.setopt(pycurl.POST, 1) # c.setopt(pycurl.POSTFIELDS, data)     #传入POST数据 c.setopt(c.WRITEFUNCTION,c.fp.write)#回调写入字符串缓存 c.perform() code=c.getinfo(c.HTTP_CODE)#返回状态码 html=c.fp.getvalue()#返回源代码 returnhtml # 通过正则提取元素 defsearch(req,html): text=re.search(req,html) iftext: data=text.group(1) else: data='no' returndata # 去除文章url、多余标签等、补全路径等 defcontent_sort(content): content=re.sub('<p.*?>','<p>',content,flags=re.I) content=re.sub('<P.*?>','<p>',content) content=re.sub('</?span.*?>','',content) content=re.sub('</?a.*?>','',content) content=re.sub('<!.*?>','',content) content=re.sub('</?img.*?>','',content,re.IGNORECASE) content=re.sub('</?IMG.*?>','',content,re.IGNORECASE) content=re.sub('</?div.*?>','',content,flags=re.I) content=re.sub('</?DIV.*?>','',content) content=re.sub('</?iframe.*?>','',content) content=re.sub('</?center.*?>','',content) content=re.sub('</?[fF].*?>','',content) content=re.sub('<script.*?>[\s\S]*?</script>','',content) content=re.sub('</?strong.*?>','',content) content=re.sub('<INPUT.*?>','',content) content=re.sub('<style.*?>[\s\S]*?</style>','',content) content=re.sub(' ','',content) content=re.sub(' ','',content) content=re.sub(' ','',content) returncontent #域名与正则、编码对应表 req_dict={ 'finance.sina.com.cn': {'title':'<h1.*?>(.*?)</h1>','content':'<!-- 原始正文start -->([\s\S]*?)<!-- 原始正文end -->','decode':'utf-8'}, 'stock.eastmoney.com': {'title':'<h1.*?>(.*?)</h1>','content':'<div id="ContentBody" class="Body">([\s\S]*?)<div class="BodyEnd">','decode':'gbk'}, 'finance.eastmoney.com': {'title':'<h1.*?>(.*?)</h1>','content':'<div id="ContentBody" class="Body">([\s\S]*?)<div class="BodyEnd">','decode':'gbk'},#ok 'guba.eastmoney.com': {'title':'<title>(.*?)_.*?</title>','content':'<div id="zwconbody">([\s\S]*?)<div class="zwconbtns clearfix">','decode':'utf-8'},#ok 'stock.jrj.com.cn': {'title':'<title>(.*?)-','content':'<div class="texttit_m1">([\s\S]*?)<div id="itougu">','decode':'gbk'}, 'hk.jrj.com.cn': {'title':'<title>(.*?)-','content':'<div class="texttit_m1">([\s\S]*?)<div id="itougu">','decode':'gbk'}, 'hkstock.cnfol.com': {'title':'<title>(.*?)_.*?</title>','content':'<div class="ArtM" id="Content">([\s\S]*?)<!--正文结束-->','decode':'utf-8'},#ok 'sc.stock.cnfol.com': {'title':'<title>(.*?)_.*?</title>','content':'<div class="ArtM" id="Content">([\s\S]*?)<!--正文结束-->','decode':'utf-8'},#ok 'money.163.com': {'title':'<title>(.*?)_.*?</title>','content':'<div class="post_text".*?">([\s\S]*?)<!--.*?s -->','decode':'utf-8'}, 'www.chinastock.com.cn': {'title':'<div class="d_title">([\s\S]*?)</div>','content':'<div class="d_content" id="Zoom">([\s\S]*?)<div class="dleft_new_attachment">','decode':'utf-8'}, 'stock.huagu.com': {'title':'<h1 id="h1-title">([\s\S]*?)</h1>','content':'<div class="article_con" id="div-article-content">([\s\S]*?)<div class="clear"></div>','decode':'utf-8'}, 'stock.sohu.com': {'title':'<h1 itemprop="headline">([\s\S]*?)</h1>','content':'<div itemprop="articleBody">([\s\S]*?)<div class="original-title"','decode':'gbk'}, 'stock.cngold.org': {'title':'<title>(.*?)-.*?</title>','content':'<div class="det_content" id="zoom">([\s\S]*?)<div class="listPage">','decode':'utf-8'}, 'hk.stock.hexun.com': {'title':'<title>(.*?)[-_|].*?</title>','content':'<div class="art_contextBox">([\s\S]*?)<div class="showAll">','decode':'utf-8'}, 'stock.gucheng.com': {'title':'<title>(.*?)[-_|].*?</title>','content':'<div class="content">([\s\S]*?)</div>','decode':'utf-8'}, 'www.cnstock.com': {'title':'<title>(.*?)-.*?</title>','content':'<div class="content-inner" id="qmt_content_div">([\s\S]*?)</div>','decode':'gbk'}, 'www.ccstock.cn': {'title':'<title>(.*?)-.*?</title>','content':'<div id="newscontent">([\s\S]*?)</div>','decode':'utf-8'}, 'news.emoney.cn': {'title':'<title>(.*?)-.*?</title>','content':'<div class="RL_details_content">([\s\S]*?)<div class="PageNav">','decode':'utf-8'}, 'finance.ce.cn': {'title':'<title>(.*?)</title>','content':'<div class=TRS_Editor>([\s\S]*?)<textarea id="allinfo"','decode':'gbk'}, 'www.p5w.net': {'title':'<title>(.*?)[_-|].*?</title>','content':'<div class="text">([\s\S]*?)<div class="pages">','decode':'gbk'}, 'www.nbd.com.cn': {'title':'<title>(.*?)[_-|][\s\S]*?</title>','content':'<div class="main-left-article">([\s\S]*?)<div style="overflow:','decode':'utf-8'}, 'stock.hexun.com': {'title':'<title>(.*?)[-_|].*?</title>','content':'<div class="art_contextBox">([\s\S]*?)<div class="showAll">','decode':'gbk'}, 'stock.caijing.com.cn': {'title':'<title>(.*?)[-_|].*?</title>','content':'<div id="the_content".*?>([\s\S]*?)<div class="ar_writer"','decode':'utf-8'}, } defid(): '''获取标题对应id,构建url.我用的是phpcms,前台显示需将url写入数据库''' con=MySQLdb.connect('localhost','root','','phpcmsv9',charset='utf8') withcon: cur=con.cursor() cur.execute("select id from v9_news where title = title") numrows=int(cur.rowcount) returnnumrows+1 defCmsSQL(title,content): '''写入数据,如何将多个数据写入数据库可参考''' value1=[] value1.append(content) value1.append(idnum) value2=[] value2.append(title) value2.append(urlid) value2.append(int(time.time())) value2.append(int(time.time())) db=MySQLdb.connect('localhost','root','','phpcmsv9',charset='utf8') cursor=db.cursor() cursor.execute("insert into v9_news_data (content,id) values(%s,%s)",value1) cursor.execute("insert into v9_news(title,catid,typeid,url,inputtime,updatetime) values(%s,6,0,%s,%s,%s)",value2) db.commit() db.close() url='http://news.baidu.com/n?cmd=4&class=gegu&tn=rss' urls=re.findall(r'<link><!\[CDATA\[(.*?)\]\]></link>',curl(url)) urls.reverse() forurl inurls: withopen('urls.txt')asf1: ifurl notinf1.read():#判断url是否采集过 url.strip() f1.close() line=url.split('/')[2] ifreq_dict.has_key(line):#通过键位是否存在判断这个网站是否写好的正则 time.sleep(1) try: title=search(req_dict[line]['title'],curl(url)).decode(req_dict[line]['decode'])#网址与正则及网页编码对应起来 content=url+search(req_dict[line]['content'],curl(url)).decode(req_dict[line]['decode']) except: continue urlid='http://localhost/index.php?m=content&c=index&a=show&catid=6&id=%s'%id() idnum=int(id()) printid(),content_sort(title) CmsSQL(content_sort(title),content_sort(content)) f1w=open('urls.txt','a+') f1w.write(url+'\n') f1w.close() else: printu'正则不存在' open('requrl','a+').write(url+'\n') else: printu'此url在列表中:'