Python 解析网页

 最近想在一些网站获取汉字的一些，简单的使用python做了一个小解析工具。

工具使用 SGMLParser解析htm网页，获取里面指定的一些内容。

代码中获取的是http://www.chazidian.com/r_zi_zd4e50/里面的内容。

现有另一个问题，www.chazidian.com下面可能有上万个类似的网页，我怎么能获取这上万个网页的地址呢？希望高手解答解答···

 

#-*- coding:utf-8 -*-

import urllib2
import codecs


class WordInfo:
    def __init__(self):
        self.id=''#字unicode
        self.word=''#字
        self.hzjg=''#汉字结构
        self.zzf=''#造字法
        self.wb86=''#五笔86
        self.wb98=''#五笔98
        self.wx=''#五行
        self.unicode=''#unicode
        self.sjhm=''#四角号码
        self.cj=''#仓颉
        self.gbk=''#GBK编码
        self.gfhzbh=''#规范汉字编号
        
    def print_info(self):        
        print u'字unicode:', self.id
        print u'字:', self.word
        print u'汉字结构:', self.hzjg
        print u'造字法:', self.zzf
        print u'五笔86:', self.wb86
        print u'五笔98:', self.wb98
        print u'五行:', self.wx
        print u'unicode:', self.unicode
        print u'四角号码:', self.sjhm
        print u'仓颉:', self.cj
        print u'GBK编码:', self.gbk
        print u'规范汉字编号:', self.gfhzbh
        

    def write_file(self, fpWord):
        info = "%(word)s\t%(jt)s\t%(ft)s\t%(pinyin)s\t%(py)s\t%(zy)s\t%(yy)s\t%(bs)s\t%(bh)s\t%(bwbh)s\t%(stroke)s\t%(coding)s\t%(uni)s\t%(wb)s\t%(cj)s\t%(zm)s\t%(fc)s\r\n" \
                % {
                    'word':self.word,
                    'jt':self.jt,
                    'ft':self.ft,
                    'pinyin':','.join(self.pinyin),
                    'py': ','.join(self.py),
                    'zy': ','.join(self.zy),
                    'yy': ','.join(self.yy),
                    'bs': self.bs,
                    'bh': str(self.bh),
                    'bwbh': str(self.bwbh),
                    'stroke': self.stroke,
                    'coding': self.coding,
                    'uni': self.uni,
                    'wb': self.wb,
                    'cj': self.cj,
                    'zm': self.zm,
                    'fc': self.fc
                    }
        fpWord.write(info)
        
    
from sgmllib import SGMLParser
class ZdicParser(SGMLParser):
    def __init__(self):
        SGMLParser.__init__(self)        
        self.word_info = WordInfo()
        #标记
        self.word = 0#字
        self.li_info = 0
        self.binfo = 0
        
    def start_div(self, attrs):
        if len(attrs) == 0:
            return
        if attrs[0] == ('class', 'zititle'):
            self.word = 1
        elif attrs[0] == ('class', 'li_info'):
            self.li_info = 1
                            
    def end_div(self):
        self.word = 0
        self.li_info = 0

    def start_ul(self, attrs):
        if len(attrs) == 0:
            return
        if attrs[0] == ('class', 'binfo'):
            self.binfo = 1
    def end_ul(self):
        self.binfo = 0
         
    def handle_data(self, data):
        try:
            data = data.decode('utf8') 
        except:
            data = data.decode('gbk') 
            
        if data.find(u'对不起，资源或文件无法找到') >= 0:
            return
            
        data.strip()
        
        if self.word:
            self.word_info.word = data
            self.word_info.id = ord(data)
        elif self.li_info:            
            index = data.find(u'汉字结构：')
            if index >= 0:
                self.word_info.hzjg = data[index+len(u'汉字结构：'):]
            index = data.find(u'造字法：')
            if index >= 0:
                self.word_info.zzf = data[index+len(u'造字法：'):]
        elif self.binfo:
            print data
            index = data.find(u'五笔86：')
            if index >= 0:
                self.word_info.wb86 = data[index+len(u'五笔86：'):]
            index = data.find(u'五笔98：')
            if index >= 0:
                self.word_info.wb98 = data[index+len(u'五笔98：'):]
            index = data.find(u'五行:')
            if index >= 0:
                self.word_info.wx = data[index+len(u'五行:'):]
            index = data.find(u'UniCode：')
            if index >= 0:
                self.word_info.unicode = data[index+len(u'UniCode：'):]
            index = data.find(u'四角号码：')
            if index >= 0:
                self.word_info.sjhm = data[index+len(u'四角号码：'):]
            index = data.find(u'仓颉：')
            if index >= 0:
                self.word_info.cj = data[index+len(u'仓颉：'):]
            index = data.find(u'GBK编码:')
            if index >= 0:
                self.word_info.gbk = data[index+len(u'GBK编码:'):]
            index = data.find(u'规范汉字编号：')
            if index >= 0:
                self.word_info.gfhzbh = data[index+len(u'规范汉字编号：'):]

if __name__ == '__main__':
    url_fp = urllib2.urlopen(r'http://www.chazidian.com/r_zi_zd4e50/'，timeout=10)
    chazidian = url_fp.read()
    url_fp.close()
    
    zdicParser = ZdicParser()
    zdicParser.feed(chazidian)

    zdicParser.word_info.print_info()