'Fetch info about who aborted the job.'

def _load_abort_info(self):

    if hasattr(self, '_aborted_by'):
        return
    rows = _db.execute('\n                                                                SELECT    afe_users.login,\n                                                                                                afe_aborted_host_queue_entries.aborted_on\n                                                                FROM    afe_aborted_host_queue_entries\n                                                                INNER    JOIN    afe_users\n                                                                ON    afe_users.id    =    afe_aborted_host_queue_entries.aborted_by_id\n                                                                WHERE    afe_aborted_host_queue_entries.queue_entry_id    =    %s\n                                                                ', (self.id,))
    if rows:
        (self._aborted_by, self._aborted_on) = rows[0]
    else:
        self._aborted_by = self._aborted_on = None
