Add muti cards support for se_resnext#2787

Merged

DDDivano merged 7 commits intoPaddlePaddle:developfrom DDDivano:develop

Jul 12, 2019

+39-5

Commits on May 22, 2019

Update mnist_dygraph.py
DDDivano
authored

Commits on Jun 12, 2019

Merge remote-tracking branch 'upstream/develop' into develop
DDDivano
committed

Commits on Jun 19, 2019

Merge remote-tracking branch 'remotes/upstream/develop' into develop
DDDivano
committed

Commits on Jun 28, 2019

Merge remote-tracking branch 'upstream/develop' into develop
DDDivano
committed

Commits on Jul 11, 2019