Refine checkpoint converter

[zhangbo9674]

PR types

New features

PR changes

Others

Description

Refine checkpoint converter：

• add a llama unittest for ckpt convert
• support ignore_lr_and_optimizer argument
• filter scalar.pdparam convert

[paddle-bot]

Thanks for your contribution!

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 21 lines in your changes missing coverage. Please review.

Project coverage is 54.12%. Comparing base (9f6b486) to head (a88b02a).
Report is 232 commits behind head on develop.

Files with missing lines	Patch %	Lines
paddlenlp/trainer/utils/ckpt_converter.py	0.00%	19 Missing ⚠️
paddlenlp/trainer/auto_trainer.py	0.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #9001      +/-   ##
===========================================
- Coverage    54.51%   54.12%   -0.39%     
===========================================
  Files          648      650       +2     
  Lines       103473   103933     +460     
===========================================
- Hits         56406    56258     -148     
- Misses       47067    47675     +608     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

---

🚨 Try these New Features:

• Flaky Tests Detection - Detect and resolve failed and flaky tests

[zhiqiu]

LGTM