server.py 文件源码

def __init__(self, node, host, port, group):
        super().__init__((host, port), NodeMulticastRequestHandler, bind_and_activate=False)
        self.allow_reuse_address = True # XXX should be an option?
        self._group = group

        # create the group membership request
        self._group_member = struct.pack('4sL', socket.inet_aton(self._group), socket.INADDR_ANY)

        # store the server settings
        self.node = node