python静态服务器

#coding:utf-8import socketimport multiprocessingimport reHTML_ROOT_DIR = "./html"class HTTPServer(object):    #初始化    def __init__(self):        self.serversocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)        self.serversocket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)    #开启服务器启动进程    def start(self):        self.serversocket.listen(128)        while True:            clintsocket, addree = self.serversocket.accept()            hanlderprogess = multiprocessing.Process(target=self.xiexi, args=(clintsocket,))            hanlderprogess.start()            clintsocket.close()    #绑定端口    def bind(self,port):        self.serversocket.bind(("", port))    #获取请求头，进行解析，同时发送相应头    def xiexi(clserver):        date = clserver.recv(1024)        print date        list = str(date).split("\r\n")        # 解析        requesthead = list[0]        print requesthead        #使用正则表达式解析出请求头的文件名称        file = re.match(r"\w+ +(/[^ ]*) ",requesthead).group(1)        #对获取的问题名判断，如果是／的就进行显示index.html        if "/"==file:            file = "/index.html"        try:            f = open(HTML_ROOT_DIR+file,"rb")        except:            response_start_line = "HTTP/1.1 200 OK \r\n"            response_headers = "Server:My server\r\n"            response_body = "the file not file"        else:            file_date = f.readline()            f.close()            response_start_line = "HTTP/1.1 200 OK \r\n"            response_headers = "Server:My server\r\n"            response_body = file_date.decode("utf-8")        response = response_start_line+response_headers+"\r\n"+response_body        print response        clserver.send(bytes(response))        clserver.close()def main():    server  =  HTTPServer()    server.bind(1001)    server.start()if __name__=="__main__":    main()