参考了晚上很多资料
就是抓取http://m.i21st.cn/speaking/oraltraining_1.html这个网站上的英语资料 ,没事练练英语~哈哈~
# -*- coding: utf-8 -*- import urllib2 import urllib import re import thread import time class HTML_Model: def __init__(self): self.page = 1 self.pages = [] #self.myTool = HTML_Tool() self.enable = False def GetPage(self,page): myUrl = "http://m.i21st.cn/speaking/oraltraining_" + page +".html" myResponse = urllib2.urlopen(myUrl) myPage = myResponse.read() #encode的作用是将unicode编码转换成其他编码的字符串 #decode的作用是将其他编码的字符串转换成unicode编码 unicodePage = myPage.decode("utf-8") # 找出所有class="content"的div标记 #re.S是任意匹配模式,也就是.可以匹配换行符 myItems = re.findall("</div><a.*?href=‘(.*?)‘.*?class=‘h3‘>(.*?)</a>",unicodePage,re.S) items = [] for item in myItems: items.append([item[0].replace("\n",""),item[1].replace("\n","")]) return items def LoadPage(self): while self.enable: if len(self.pages) < 2: try: myPage = self.GetPage(str(self.page)) self.page += 1 self.pages.append(myPage) except: print ‘无法显示新的资料!‘ else: time.sleep(1) def ShowPage(self,q,page): for items in q: print u‘第%d页‘ % page , items[1] #—————————————————————— myUrl = "http://m.i21st.cn" + str(items[0]) myResponse = urllib2.urlopen(myUrl) myPage = myResponse.read() #encode的作用是将unicode编码转换成其他编码的字符串 #decode的作用是将其他编码的字符串转换成unicode编码 unicodePage = myPage.decode("utf-8") #myItems = re.findall("</div><a.*?href=‘(.*?)‘.*?class=‘h3‘>(.*?)</a>",unicodePage,re.S) temp = re.findall("<a.*?id=‘contentbegin‘.*?name=‘contentbegin‘></a>(.*?)</div>",unicodePage,re.S) temp1=temp[0].encode("utf-8") temp2=re.findall("<br.*?/>(.*?)</p>",temp1,re.S) temp3=temp2[0].decode("utf-8") #myItems = re.findall("<br.*?/>[\n](.*?)<br.*?/>(.*?)",temp1,re.S) temp4 =str(temp3.encode("gbk")) temp4=temp4.replace("‘","") temp4=temp4.replace("<br />","") temp4=temp4.replace("<strong>","") temp4=temp4.replace("</strong>","") temp4=temp4.replace("&rsquo","") temp4=temp4.replace("&ldquo","") temp4=temp4.replace("&rdquo","") text=temp4.replace(";","‘") #———————————————————————————————————————— # print self.myTool.Replace_Char(items[1]) print text myInput = raw_input() if myInput == "quit": self.enable = False break def Start(self): self.enable = True page = self.page print u‘正在加载中请稍候......‘ # 新建一个线程在后台加载段子并存储 thread.start_new_thread(self.LoadPage,()) while self.enable: if self.pages: nowPage = self.pages[0] del self.pages[0] self.ShowPage(nowPage,page) page += 1 #----------- 程序的入口处 ----------- print u""" --------------------------------------- 程序:英语学习—爬虫 语言:Python2.7 作者:xiantian 功能:按下回车依次浏览今日的英语资料 --------------------------------------- """ print u‘请按下回车浏览今日新的内容:‘ raw_input(‘ ‘) myModel = HTML_Model() myModel.Start()