Fix zero_grad place resulting in zero logs #2555
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Also fix bug in min_lr check
…#2459) I have not changed the behavior of AMP, APEX, TPU as I don't have the means to test it.
Closes pytorch#2459 with help of PR pytorch#2470
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Thanks for the PR @sadra-barikbin
Few comments to make it better
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@sadra-barikbin your PR is failing on CUDA:
Please send a fixing PR that we'll test directly on CUDA |
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Fixes #2459
Description:
Based on PR #2470 . Tests are added.
Check list: