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Fixed Opacus's Runtime error with an empty batch (issue 612) #631

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Summary: In case of an empty batch, in the clip_and_accumulate function, the per_sample_clip_factor variable is set to a tensor of size 0. However, the device was not specified, which throws a runtime error. Added it.

Differential Revision: D53733081

@facebook-github-bot facebook-github-bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label Feb 16, 2024
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This pull request was exported from Phabricator. Differential Revision: D53733081

EnayatUllah added a commit to EnayatUllah/opacus that referenced this pull request Feb 16, 2024
…#631)

Summary:

In case of an empty batch, in the ```clip_and_accumulate``` function, the ```per_sample_clip_factor``` variable is set to a tensor of size 0. However, the device was not specified, which throws a runtime error. Added it.

Differential Revision: D53733081
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This pull request was exported from Phabricator. Differential Revision: D53733081

EnayatUllah added a commit to EnayatUllah/opacus that referenced this pull request Feb 16, 2024
…#631)

Summary:

In case of an empty batch, in the ```clip_and_accumulate``` function, the ```per_sample_clip_factor``` variable is set to a tensor of size 0. However, the device was not specified, which throws a runtime error. Added it.

Differential Revision: D53733081
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This pull request was exported from Phabricator. Differential Revision: D53733081

EnayatUllah added a commit to EnayatUllah/opacus that referenced this pull request Feb 16, 2024
…#631)

Summary:

In case of an empty batch, in the ```clip_and_accumulate``` function, the ```per_sample_clip_factor``` variable is set to a tensor of size 0. However, the device was not specified, which throws a runtime error. Added it.

Differential Revision: D53733081
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This pull request was exported from Phabricator. Differential Revision: D53733081

…#631)

Summary:

In case of an empty batch, in the ```clip_and_accumulate``` function, the ```per_sample_clip_factor``` variable is set to a tensor of size 0. However, the device was not specified, which throws a runtime error. Added it.

Differential Revision: D53733081
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This pull request was exported from Phabricator. Differential Revision: D53733081

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This pull request has been merged in ac639af.

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2 participants