我正在尝试运行一个简单的 Pyro 示例(取自此页面),这是代码:
import Pyro.core
import Pyro.naming
class JokeGen(Pyro.core.ObjBase):
def joke(self, name):
return "Sorry "+name+", I don't know any jokes."
daemon=Pyro.core.Daemon()
ns=Pyro.naming.NameServerLocator().getNS()
daemon.useNameServer(ns)
uri=daemon.connect(JokeGen(),"jokegen")
daemon.requestLoop()
当我使用 Python 2.6.5 和 Python 2.6.6(在 Ubuntu 10.04 和 Debian Squeeze 上都试过)运行这个脚本时,我总是收到这个错误:
Traceback (most recent call last):
File "/home/ingo/tools/python/pyroserver.py", line 9, in <module>
ns=Pyro.naming.NameServerLocator().getNS()
File "/usr/lib/pymodules/python2.6/Pyro/naming.py", line 176, in getNS
reply = self.sendSysCommand(NS_SYSCMD_LOCATION,host,port,trace,1,bcaddr)
File "/usr/lib/pymodules/python2.6/Pyro/naming.py", line 76, in sendSysCommand
raise Pyro.errors.NamingError("could not find NameServer")
Pyro.errors.NamingError: could not find NameServer
剧本有什么问题?如何创建该名称服务器?