Method check_db_exists

caffe2/python/checkpoint.py:324–336

(self, epoch)

        return self._timed_task('checkpoint_partial_load', add_op)

    def check_db_exists(self, epoch):
        logger.info('Check existence of %s' %
                    db_name(epoch, self._node_name, self._db_prefix))
        with Task() as task:
            existence = ops.Const(False)
            ops.DBExists(
                [],
                [existence],
                db_name=db_name(epoch, self._node_name, self._db_prefix),
                db_type=self._db_type,
                absolute_path=True)
            task.add_output(existence)
        return task

    def report_checkpoint_stats(self, action_name):
        """