mlm conversion & tiktokenizer support
State: closed | Pull request: yes
Labels: name: NLP

name: CI

name: Run CICD

# What does this PR do ?

Add a one line overview of what this PR aims to accomplish.

**Collection**: [Note which collection this PR will affect]

# Changelog 
- Add specific line by line info of high level changes in this PR.

# Usage
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```python
# Add a code snippet demonstrating how to use this 
```

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# Additional Information
* Related to # (issue)


approving after the 1 comment above is resolved (I don't seem to have permission to actually approve the PR)

> approving after the 1 comment above is resolved (I don't seem to have permission to actually approve the PR)

fixed.

[🤖]: Hi @dimapihtar 👋,

We wanted to let you know that a [CICD pipeline](https://github.com/NVIDIA/NeMo/actions/runs/11959860798) for this PR just finished successfully

So it might be time to merge this PR or get some approvals

I'm just a bot so I'll leave it you what to do next.

//cc @pablo-garay @ko3n1g

<!-- pylint-output-strict-mode-false -->

beep boop 🤖: 🙏 The following files have warnings. In case you are familiar with these, please try helping us to improve the code base.

---

Your code was analyzed with PyLint. The following annotations have been identified:

```
************* Module megatron_ckpt_to_nemo
examples/nlp/language_modeling/megatron_ckpt_to_nemo.py:80:0: C0301: Line too long (218/119) (line-too-long)
examples/nlp/language_modeling/megatron_ckpt_to_nemo.py:86:0: C0301: Line too long (127/119) (line-too-long)
examples/nlp/language_modeling/megatron_ckpt_to_nemo.py:171:0: C0301: Line too long (132/119) (line-too-long)
examples/nlp/language_modeling/megatron_ckpt_to_nemo.py:174:0: C0301: Line too long (173/119) (line-too-long)
examples/nlp/language_modeling/megatron_ckpt_to_nemo.py:199:0: C0301: Line too long (197/119) (line-too-long)
examples/nlp/language_modeling/megatron_ckpt_to_nemo.py:58:0: C0116: Missing function or method docstring (missing-function-docstring)
examples/nlp/language_modeling/megatron_ckpt_to_nemo.py:125:0: C0116: Missing function or method docstring (missing-function-docstring)
examples/nlp/language_modeling/megatron_ckpt_to_nemo.py:29:0: W0611: Unused import dis (unused-import)
examples/nlp/language_modeling/megatron_ckpt_to_nemo.py:34:0: W0611: Unused isdir imported from genericpath (unused-import)
************* Module nemo.collections.nlp.models.nlp_model
nemo/collections/nlp/models/nlp_model.py:187:0: C0301: Line too long (121/119) (line-too-long)
nemo/collections/nlp/models/nlp_model.py:191:0: C0301: Line too long (120/119) (line-too-long)
nemo/collections/nlp/models/nlp_model.py:196:0: C0301: Line too long (135/119) (line-too-long)
nemo/collections/nlp/models/nlp_model.py:286:0: C0301: Line too long (132/119) (line-too-long)
nemo/collections/nlp/models/nlp_model.py:423:0: C0301: Line too long (133/119) (line-too-long)
nemo/collections/nlp/models/nlp_model.py:306:4: C0116: Missing function or method docstring (missing-function-docstring)
nemo/collections/nlp/models/nlp_model.py:454:4: C0116: Missing function or method docstring (missing-function-docstring)
************* Module scripts.checkpoint_converters.convert_nemotron_nemo_to_hf
scripts/checkpoint_converters/convert_nemotron_nemo_to_hf.py:251:0: C0301: Line too long (120/119) (line-too-long)
scripts/checkpoint_converters/convert_nemotron_nemo_to_hf.py:53:0: C0116: Missing function or method docstring (missing-function-docstring)
scripts/checkpoint_converters/convert_nemotron_nemo_to_hf.py:133:0: C0116: Missing function or method docstring (missing-function-docstring)
scripts/checkpoint_converters/convert_nemotron_nemo_to_hf.py:312:0: C0116: Missing function or method docstring (missing-function-docstring)

-----------------------------------
Your code has been rated at 9.63/10
```

---

Thank you for improving NeMo's documentation!

[🤖]: Hi @dimapihtar 👋,

We wanted to let you know that a [CICD pipeline](https://github.com/NVIDIA/NeMo/actions/runs/11972565420) for this PR just finished successfully

So it might be time to merge this PR or get some approvals

I'm just a bot so I'll leave it you what to do next.

//cc @pablo-garay @ko3n1g