[AutoParallel] split data in dataloader #42838
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added 3 commits
May 18, 2022 15:03
YaoCheng8667
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May 19, 2022
* slice data in dist_loader & flag to scale grad * bug fix * update unittest * enable static
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make_data_unshardgradient_scaleindist_context. If True, gradients will take average value of data parallel size after allreduce, otherwise only allreduce gradients.