Add unit test for PR 5519
Created by: wangkuiyi
I agree with https://github.com/PaddlePaddle/Paddle/pull/5519 that we need API to load/save PaddlePaddle matrices. Just a reminder here that we need to add related tests.
Created by: wangkuiyi
I agree with https://github.com/PaddlePaddle/Paddle/pull/5519 that we need API to load/save PaddlePaddle matrices. Just a reminder here that we need to add related tests.