[LLM]fix dpop loss

[lugimzzz]

PR types

Bug fixes

PR changes

APIs

Description

fix dpop loss

[paddle-bot]

Thanks for your contribution!

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 49.70%. Comparing base (ef9aecc) to head (b468a14).
Report is 81 commits behind head on develop.

Files with missing lines	Patch %	Lines
paddlenlp/transformers/dpo_criterion.py	0.00%	1 Missing ⚠️

❌ Your patch status has failed because the patch coverage (0.00%) is below the target coverage (80.00%). You can increase the patch coverage or adjust the target coverage.
❌ Your project status has failed because the head coverage (49.70%) is below the target coverage (58.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #10239      +/-   ##
===========================================
- Coverage    50.21%   49.70%   -0.52%     
===========================================
  Files          757      761       +4     
  Lines       122399   124216    +1817     
===========================================
+ Hits         61466    61744     +278     
- Misses       60933    62472    +1539     

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[wawltor]

LGTM