rest.py 文件源码

def listenOnFreePort(self, portBase, factory):
        self.logger.debug("listenOnFreePort(%r, %r)", portBase, factory)
        port = portBase
        while True:
            try:
                listeningPort = reactor.listenTCP(port, factory)
                self.logger.debug("Found free port %r to listen on", port)
                return port, listeningPort
            except error.CannotListenError, e:
                port += 1