Python Twisted factory中的多个客户端错误/p

Question

“我犯了个错误”异常。属性错误：MyServerFactory实例没有“isLeaf”属性

我的代码如下，它是为单客户端连接工作，然后我尝试为多个客户端进行更改，但现在失败了。你知道吗

#!/usr/bin/python
import sys
###### for autogeneration please do not write new imports above this line #########
from twisted.web import xmlrpc, server
import twisted
from twisted.internet.protocol import Protocol, Factory
from twisted.internet import reactor

PORT = 2222
SERVER_INFO = 'testing concurrency'
class TwiestedServer(xmlrpc.XMLRPC, Protocol):
    """
    An example of using you own policy to fetch the handler
    """
    """
    =======================================================
    Function name : __init__
    Purpose       : Initialize libraries and add functions
    Inputs        : self
                    args
                    kwargs
    Outputs       : none
    =======================================================
    """
    def __init__(self,factory):
        xmlrpc.XMLRPC.__init__(self)
        # init libraries

        self._procedureToCallable = {}
        self.factory = factory

        # add functions
        self._procedureToCallable = {
            'get_server_info':      self.get_server_info,
        }

    """
    =======================================================
    Function name : __dir__
    Purpose       : 
    Inputs        : self
    Outputs       : none
    =======================================================
    """
    def __dir__(self):
        dir_list1 = [k for k in self.__dict__]
        dir_list2 = [k for k in self._procedureToCallable]
        dir_list = dir_list1 + dir_list2
        return dir_list

    def fio(self,x):
        if x == 1 or x == 2:
           return 1
    else:
        return self.fio(x-1) + self.fio (x-2)

    """
    =======================================================
    Function name : get_server_info
    Purpose       : Get information about server
    Inputs        : self
    Outputs       : none
    =======================================================
    """
    def get_server_info(self,x):

        return self.fio(x)
        #return SERVER_INFO

    """
    =======================================================
    Function name : lookupProcedure
    Purpose       : Check if proceedure that has to be called
                    is available in class
    Inputs        : self
                    procedurePath
    Outputs       : none
    =======================================================
    """
    def lookupProcedure(self, procedurePath):
        try:
            return self._procedureToCallable[procedurePath]
        except KeyError, e:
            raise xmlrpc.NoSuchFunction(self.NOT_FOUND,
                        "procedure %s not found" % procedurePath)

    """
    =======================================================
    Function name : direct_server_method
    Purpose       : Display that one is present on server
                    library
    Inputs        : self
    Outputs       : none
    =======================================================
    """
    def direct_server_method(self):
        return "I am direct on server library"

    """
    =======================================================
    Function name : listProcedures
    Purpose       : 
    Inputs        : self
    Outputs       : none
    =======================================================
    """
    def listProcedures(self):
        """
        Since we override lookupProcedure, its suggested to override
        listProcedures too.
        """

        return self.__dir__()
    """
    =======================================================
    Function name : _ebRender
    Purpose       : To throw error
    Inputs        : self
                    failure
    Outputs       : Failure value
    =======================================================
    """
    def _ebRender(self, failure):

        #if isinstance(failure.value, xmlrpc.Fault):
        #    return failure.value
        return xmlrpc.Fault(str(failure), "error")

class MyServerFactory(Factory):
    def buildProtocol(self, addr):
        return TwiestedServer(self)

if __name__ == '__main__':
    try:
        from twisted.internet import reactor, protocol
        r = MyServerFactory()
        reactor.listenTCP(PORT, server.Site(r))
        reactor.run()
    except twisted.internet.error.CannotListenError as e:
        sys.stderr.write(str(e))
        sys.exit(98)

我们已经使用fio函数来测试客户端的并发性，因为fio（40）大约需要2-3分钟，同时服务器应该解析fio（3）。你知道吗

提前谢谢。你知道吗