NVIDIA-NeMo / NVIDIA-NeMo/Automodel

PP is not supported for NemotronHForCausalLM

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bug coverage
Dominant language
Python
Stars
963
Forks
318
Avg merge
3d 20h
Merged PRs (30d)
143

Description

Nemotron’s layers are on the inner decoder, not the top-level causal LM wrapper.
log & repro

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the linked log and reproduction, then trace how Nemotron’s layers are exposed through the inner decoder versus the top-level causal LM wrapper. The work is done when pipeline parallelism supports NemotronHForCausalLM and the reported reproduction no longer fails.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
distributed-systems, machine-learning
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
38/100

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