:desc: Set a label
            :param dict msg: The message received from the client
            :rval: str
            :returns: A status message (JSON serialized to a string)

def Handle_Label(self, msg):
        """
            :desc: Set a label
            :param dict msg: The message received from the client
            :rval: str
            :returns: A status message (JSON serialized to a string)
        """

        obj = msg['object']
        if 'name' not in obj or 'id' not in obj:
            r_msg = {'status': 'ERROR',
                     'type': 'Label',
                     'object': {'msg': 'improper request'}}
            return json.dumps(r_msg)

        label_name = obj['name']
        label_id = obj['id']
        r_val = self.db.addLabel(label_name, label_id)

        if r_val is None:
            r_msg = {'status': 'ERROR',
                     'type': 'Label',
                     'object': {'msg': 'label already exists'}}
        else:
            r_msg = {'status': 'OK',
                     'type': 'Label',
                     'object': r_val}

        return json.dumps(r_msg)