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[BugFix] Avoid reshape(-1) for inputs to objectives modules #2494

Merged
merged 3 commits into from
Oct 15, 2024
Merged

[BugFix] Avoid reshape(-1) for inputs to objectives modules #2494

merged 3 commits into from
Oct 15, 2024
+38 −87

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kurtamohler
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@kurtamohler kurtamohler commented Oct 15, 2024 •
edited by vmoens
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Description

Avoids flattening the inputs of objectives modules.

NOTE: There is one remaining module that still flattens the input, DreamerActorLoss. This one seems to be more complicated and should be fixed in a follow-up PR.

Motivation and Context

Close #2338

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  • Bug fix (non-breaking change which fixes an issue)
  • New feature (non-breaking change which adds core functionality)
  • Breaking change (fix or feature that would cause existing functionality to change)
  • Documentation (update in the documentation)
  • Example (update in the folder of examples)

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cc @matteobettini

@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 Oct 15, 2024
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pytorch-bot bot commented Oct 15, 2024 •
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🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/rl/2494

Note: Links to docs will display an error until the docs builds have been completed.

❌ 21 New Failures, 4 Unrelated Failures

As of commit 3c53e10 with merge base ec04c35 (image):

NEW FAILURES - The following jobs have failed:

BROKEN TRUNK - The following jobs failed but were present on the merge base:

👉 Rebase onto the `viable/strict` branch to avoid these failures

This comment was automatically generated by Dr. CI and updates every 15 minutes.

vmoens
vmoens approved these changes Oct 15, 2024
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Amazing, lots clearer now

@matteobettini
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Love this!

Thanks a mil

@vmoens vmoens merged commit 4736fac into pytorch:main Oct 15, 2024
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@kurtamohler kurtamohler mentioned this pull request Oct 15, 2024
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Successfully merging this pull request may close these issues.

[BUG] SAC Loss reshapes tensordict causing loss of time dimension
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