environment/lib/python2.7/site-packages/IPython/parallel/client/client.py
def hub_history(self):
        """Get the Hub's history

        Just like the Client, the Hub has a history, which is a list of msg_ids.
        This will contain the history of all clients, and, depending on configuration,
        may contain history across multiple cluster sessions.

        Any msg_id returned here is a valid argument to `get_result`.

        Returns
        -------

        msg_ids : list of strs
                list of all msg_ids, ordered by task submission time.
        """

        self.session.send(self._query_socket, "history_request", content={})
        idents, msg = self.session.recv(self._query_socket, 0)

        if self.debug:
            pprint(msg)
        content = msg['content']
        if content['status'] != 'ok':
            raise self._unwrap_exception(content)
        else:
            return content['history']
def hub_history(self):
        """Get the Hub's history

        Just like the Client, the Hub has a history, which is a list of msg_ids.
        This will contain the history of all clients, and, depending on configuration,
        may contain history across multiple cluster sessions.

        Any msg_id returned here is a valid argument to `get_result`.

        Returns
        -------

        msg_ids : list of strs
                list of all msg_ids, ordered by task submission time.
        """

        self.session.send(self._query_socket, "history_request", content={})
        idents, msg = self.session.recv(self._query_socket, 0)

        if self.debug:
            pprint(msg)
        content = msg['content']
        if content['status'] != 'ok':
            raise self._unwrap_exception(content)
        else:
            return content['history']
Get the Hub's history

        Just like the Client, the Hub has a history, which is a list of msg_ids.
        This will contain the history of all clients, and, depending on configuration,
        may contain history across multiple cluster sessions.

        Any msg_id returned here is a valid argument to `get_result`.

        Returns
        -------

        msg_ids : list of strs
                list of all msg_ids, ordered by task submission time.