Executes the tune_in sequence but omits extra logging and the
        management of the event bus assuming that these are handled outside
        the tune_in sequence

def tune_in_no_block(self):
        '''
        Executes the tune_in sequence but omits extra logging and the
        management of the event bus assuming that these are handled outside
        the tune_in sequence
        '''
        # Instantiate the local client
        self.local = salt.client.get_local_client(
                self.opts['_minion_conf_file'], io_loop=self.io_loop)

        # add handler to subscriber
        self.pub_channel.on_recv(self._process_cmd_socket)