python抓取最新博客内容并生成Rss
osc的rss不是全文输出的,不开心,所以就有了python抓取osc最新博客生成Rss
#-*-coding:utf-8-*- frombs4importBeautifulSoup importurllib2 importdatetime importtime importPyRSS2Gen fromemail.Utilsimportformatdate importre importsys importos reload(sys) sys.setdefaultencoding('utf-8') classRssSpider(): def__init__(self): self.myrss=PyRSS2Gen.RSS2(title='OSChina', link='http://my.oschina.net', description=str(datetime.date.today()), pubDate=datetime.datetime.now(), lastBuildDate=datetime.datetime.now(), items=[] ) self.xmlpath=r'/var/www/myrss/oschina.xml' self.baseurl="http://www.oschina.net/blog" #ifos.path.isfile(self.xmlpath): #os.remove(self.xmlpath) defuseragent(self,url): i_headers={"User-Agent":"Mozilla/5.0(WindowsNT6.1;WOW64) AppleWebKit/537.36(KHTML,likeGecko)Chrome/36.0.1985.125Safari/537.36", "Referer":'http://baidu.com/'} req=urllib2.Request(url,headers=i_headers) html=urllib2.urlopen(req).read() returnhtml defenterpage(self,url): pattern=re.compile(r'd{4}Sd{2}Sd{2}sd{2}Sd{2}') rsp=self.useragent(url) soup=BeautifulSoup(rsp) timespan=soup.find('div',{'class':'BlogStat'}) timespan=str(timespan).strip().replace('n','').decode('utf-8') match=re.search(r'd{4}Sd{2}Sd{2}sd{2}Sd{2}',timespan) timestr=str(datetime.date.today()) ifmatch: timestr=match.group() #printtimestr ititle=soup.title.string div=soup.find('div',{'class':'BlogContent'}) rss=PyRSS2Gen.RSSItem( title=ititle, link=url, description=str(div), pubDate=timestr ) returnrss defgetcontent(self): rsp=self.useragent(self.baseurl) soup=BeautifulSoup(rsp) ul=soup.find('div',{'id':'RecentBlogs'}) forliinul.findAll('li'): div=li.find('div') ifdivisnotNone: alink=div.find('a') ifalinkisnotNone: link=alink.get('href') printlink html=self.enterpage(link) self.myrss.items.append(html) defSaveRssFile(self,filename): finallxml=self.myrss.to_xml(encoding='utf-8') file=open(self.xmlpath,'w') file.writelines(finallxml) file.close() if__name__=='__main__': rssSpider=RssSpider() rssSpider.getcontent() rssSpider.SaveRssFile('oschina.xml')
以上所述就是本文的全部内容了,希望大家能够喜欢。