def get_docs_to_commit(self):
        try:
            spec = {'synced': False}
            fields = {'_id': 0}
            cur = self.db.docs.find(spec, fields)
        except Exception as e:
            raise DatabaseException(e)
        return list(cur)
def __init__(self, signum, signame):
            self.signum = signum
            self.signame = signame
            self.traceback_lines = traceback.format_stack()
            super(SignalHandler.SignalHandledNonLocalExit, self).__init__()