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Faster KJT init (#2231) #2369

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Summary:

To improve inference, we want to make creating a KJT as cheap as possible, which means the init method is nothing more than a attribute setter. All other fields are calculated lazily. This is practicularly important wrt jit script and moving between compilation units.

Differential Revision: D62312329

@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 Sep 6, 2024
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This pull request was exported from Phabricator. Differential Revision: D62312329

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This pull request was exported from Phabricator. Differential Revision: D62312329

dstaay-fb added a commit to dstaay-fb/torchrec that referenced this pull request Sep 6, 2024
Summary:
Pull Request resolved: pytorch#2369

Pull Request resolved: pytorch#2231

To improve inference, we want to make creating a KJT as cheap as possible, which means the init method is nothing more than a attribute setter.  All other fields are calculated lazily.  This is practicularly important wrt jit script and moving between compilation units.

Differential Revision: D62312329
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This pull request was exported from Phabricator. Differential Revision: D62312329

dstaay-fb added a commit to dstaay-fb/torchrec that referenced this pull request Sep 6, 2024
Summary:
Pull Request resolved: pytorch#2369

Pull Request resolved: pytorch#2231

To improve inference, we want to make creating a KJT as cheap as possible, which means the init method is nothing more than a attribute setter.  All other fields are calculated lazily.  This is practicularly important wrt jit script and moving between compilation units.

Differential Revision: D62312329
Summary:
Pull Request resolved: pytorch#2369

To improve inference, we want to make creating a KJT as cheap as possible, which means the init method is nothing more than a attribute setter.  All other fields are calculated lazily.  This is practicularly important wrt jit script and moving between compilation units.

Differential Revision: D62312329
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This pull request was exported from Phabricator. Differential Revision: D62312329

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