python搭建微信公眾平台

python基於新浪sae開發的公眾平台，實現功能：

輸入段子---回複笑話
輸入開源+文章---發送訊息到開源中國
輸入快遞+訂單號---查詢快遞資訊
輸入天氣---查詢南京最近五天天氣狀況
輸入微博熱點---回複微博當前熱門話題
輸入電影+名稱---回複百度雲端硬碟中搜尋的連結

具體實現代碼：

# -*- coding: utf-8 -*-import hashlibimport webimport lxmlimport timeimport osimport urllib2,jsonimport urllibimport reimport randomimport hashlibimport cookielibfrom urllib import urlencodefrom lxml import etree class WeixinInterface:   def __init__(self):    self.app_root = os.path.dirname(__file__)    self.templates_root = os.path.join(self.app_root, 'templates')    self.render = web.template.render(self.templates_root)        def GET(self):    #擷取輸入參數    data = web.input()    signature=data.signature    timestamp=data.timestamp    nonce=data.nonce    echostr=data.echostr    #自己的token    token="weixin9047" #這裡改寫你在公眾平台裡輸入的token    #字典序排序    list=[token,timestamp,nonce]    list.sort()    sha1=hashlib.sha1()    map(sha1.update,list)    hashcode=sha1.hexdigest()    #sha1密碼編譯演算法        #如果是來自的請求，則回複echostr    if hashcode == signature:      return echostr             def POST(self):        str_xml = web.data() #獲得post來的資料    xml = etree.fromstring(str_xml)#進行XML解析    content=xml.find("Content").text#獲得使用者所輸入的內容    msgType=xml.find("MsgType").text    fromUser=xml.find("FromUserName").text    toUser=xml.find("ToUserName").text    if(content == u"天氣"):      url = "http://m.ip138.com/21/nanjing/tianqi/"      headers = {        'Connection': 'Keep-Alive',        'Accept': 'text/html, application/xhtml+xml, */*',        'Accept-Language': 'en-US,en;q=0.8,zh-Hans-CN;q=0.5,zh-Hans;q=0.3',        'User-Agent': 'Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko'}      req = urllib2.Request(url, headers = headers)      opener = urllib2.urlopen(req)      html = opener.read()      rex = r'(?<=img src="/image/s[0-9].gif" alt=").{1,6}(?=" />)'      rexx = r'(?<=div class="temperature">).{5,15}(?=)'      n = re.findall(rex,html)      m = re.findall(rexx,html)      str_wether = ""      for (i,j) in zip(m,n):        str_wether = str_wether + j + "   " +i + "\n"      return self.render.reply_text(fromUser,toUser,int(time.time()),"最近五天天氣:\n"+str_wether)    elif(content[0:2] == u"電影"):      keyword = urllib.quote(content[2:].encode("utf-8"))      url = "http://www.wangpansou.cn/s.php?q="+keyword      headers = {        'Connection': 'Keep-Alive',        'Accept': 'text/html, application/xhtml+xml, */*',        'Accept-Language': 'en-US,en;q=0.8,zh-Hans-CN;q=0.5,zh-Hans;q=0.3',        'User-Agent': 'Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko'}      req = urllib2.Request(url, headers = headers)      opener = urllib2.urlopen(req)      html = opener.read()      rex = r'https?://pan.baidu.com.*\?uk=[0-9]{10}.*[\d+?]"'      m = re.findall(rex,html)           string = u""      for i in m:        string = string + i + "\n"      return self.render.reply_text(fromUser,toUser,int(time.time()),u"以下是電影連結：\n"+string)    elif(u"段子" in content):      url_8 = "http://www.qiushibaike.com/"      url_24 = "http://www.qiushibaike.com/hot/"      headers = {        'Connection': 'Keep-Alive',        'Accept': 'text/html, application/xhtml+xml, */*',        'Accept-Language': 'en-US,en;q=0.8,zh-Hans-CN;q=0.5,zh-Hans;q=0.3',        'User-Agent': 'Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko'}      req_8 = urllib2.Request(url_8, headers = headers)      req_24 = urllib2.Request(url_24,headers = headers)      opener_8 = urllib2.urlopen(req_8)      opener_24 = urllib2.urlopen(req_24)      html_8 = opener_8.read()      html_24 = opener_24.read()      rex = r'(?<=div class="content">).*?(?=