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Simplify training progress logging to avoid reliance on global batch_size.#3749

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UtkarshSingh31 wants to merge 2 commits intopytorch:mainfrom
UtkarshSingh31:simplify-training-progress-logging
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Simplify training progress logging to avoid reliance on global batch_size.#3749
UtkarshSingh31 wants to merge 2 commits intopytorch:mainfrom
UtkarshSingh31:simplify-training-progress-logging

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@UtkarshSingh31 UtkarshSingh31 commented Jan 27, 2026

Description

This PR simplifies the computation of the training progress counter (current) in the optimization tutorial.

The existing example computes current using a global batch_size variable. While this works in the current context, it introduces an unnecessary dependency on global state and can make the example harder to reason about or reuse if modified.

Computing current as batch * len(X) directly reflects the number of samples processed so far, avoids reliance on external assumptions, and naturally handles variable batch sizes.

This change affects logging only and does not modify training behavior or results.

Checklist

  • This pull request addresses a single, focused documentation improvement
  • No unrelated changes are included
  • The change improves clarity and robustness without affecting behavior

Happy to adjust wording or implementation if there is a preferred tutorial style.

cc @albanD @jbschlosser

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pytorch-bot bot commented Jan 27, 2026

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/tutorials/3749

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@svekars svekars added the core Tutorials of any level of difficulty related to the core pytorch functionality label Feb 2, 2026
@UtkarshSingh31
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CI appears to be failing during 'apt-get update' due to a missing Yarn GPG key, before any tutorial execution. This looks unrelated to the PR changes. Happy to re-run once CI is fixed.

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