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×òÌìÊÔÁËÏÂÓÃHTMLParserÀàÀ´½âÎöÍøÒ³£¬¿É·¢ÏÖ½á¹û²¢²»ÀíÏë¡£²»¹ÜÔõô˵£¬ÏÈдϹý³Ì£¬Ï£ÍûºóÀ´ÈËÄÜÔÚ´Ë»ù´¡ÉϽâ¾öÎÒËùÓöµ½µÄÎÊÌâ¡£
дÁË2Ì×½â¾ö·½°¸£¬µ±È»Õâ2Ì×Ö»ÄܶÔÌØ¶¨ÍøÕ¾ÓÐЧ¡£ÎÒÕâÀïÖ÷Ҫ˵Ã÷϶ÔBBCÖ÷Ò³www.bbc.co.ukºÍ¶ÔÍøÒ×www.163.comµÄ½âÎö¡£
¶ÔÓÚBBC£º
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import html.parser
import urllib.request
class parseHtml(html.parser.HTMLParser):
    def handle_starttag(self, tag, attrs):
        print("Encountered a {} start tag".format(tag))
    def handle_endtag(self, tag):
         print("Encountered a {} end tag".format(tag))
    def handle_charref(self,name):
        print("charref")
    def handle_entityref(self,name):
        print("endtiyref")
    def handle_data(self,data):
        print("data")
    def handle_comment(self,data):
        print("comment")
    def handle_decl(self,decl):
        print("decl")
    def handle_pi(self,decl):
        print("pi")
#´ÓÕâÀ↑ʼ¿´Æð£¬ÉÏÃæÄǸö¼Ì³ÐºÜ¼òµ¥£¬È«²¿ÖØÔظ¸ÀຯÊý
#ÒÔ¶þ½øÖÆÐ´µÄ·½Ê½´æ´¢BBCÍøÒ³£¬ÕâÊÇÉÏÆªÄÚÈÝ(http://blog.csdn.net/xiadasong007/archive/2009/09/03/4516683.aspx),²»×¸Êö
file=open("bbc.html",'wb') #it's 'wb',not 'w'
url=urllib.request.urlopen("http://www.bbc.co.uk/")
while(1):
    line=url.readline()
    if len(line)==0:
        break
    file.write(line)
#Éú³ÉÒ»¸ö¶ÔÏó
pht=parseHtml()
#¶ÔÓÚÕâ¸öÍøÕ¾£¬ÎÒʹÓÃ'utf-8'´ò¿ª£¬·ñÔò»á³ö´í£¬ÆäËûÍøÕ¾¿ÉÄܾͲ»ÐèÒª£¬utf-8ÊÇUNICODE±àÂë
file=open("bbc.html",encoding='utf-8',mode='r')
#´¦ÀíÍøÒ³£¬feed
while(1):
    line=


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