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Remove pickle from rest of repo#3370

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Phlip79 wants to merge 3 commits intoNVIDIA:mainfrom
Phlip79:philip/remove-pickle-from-others
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Remove pickle from rest of repo#3370
Phlip79 wants to merge 3 commits intoNVIDIA:mainfrom
Phlip79:philip/remove-pickle-from-others

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@Phlip79 Phlip79 commented Feb 11, 2026

What does this PR do ?

Removing pickle from the repo. More context: https://gitlab-master.nvidia.com/ADLR/megatron-lm/-/issues/536. Tracking in #3324.

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flowchart LR
    A[Pre-checks] --> B[PR Tests]
    subgraph Code Review/Approval
        C1[Expert Review] --> C2[Final Review]
    end
    B --> C1
    C2 --> D[Merge]
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@Phlip79 Phlip79 requested review from a team as code owners February 11, 2026 18:13
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copy-pr-bot Bot commented Feb 11, 2026

This pull request requires additional validation before any workflows can run on NVIDIA's runners.

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@ko3n1g ko3n1g requested a review from a team February 11, 2026 18:14
@Phlip79 Phlip79 added Final Review PR is in the "final review" stage complexity: low labels Feb 11, 2026
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Phlip79 commented Feb 11, 2026

/ok to test 37a234f

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Phlip79 commented Feb 12, 2026

/ok to test bf1a14c

return pickle.loads(state.detach().cpu().numpy().tobytes())
raw_bytes = state.detach().cpu().numpy().tobytes()
buffer = io.BytesIO(raw_bytes)
return torch.load(buffer, map_location="cuda", weights_only=False)
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What's the story for backward compatibility with existing checkpoints?

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I think we can just remove this file?

@Phlip79 Phlip79 marked this pull request as draft March 23, 2026 18:11
@Phlip79 Phlip79 removed the request for review from a team April 15, 2026 16:17
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3 participants