[AutoParallel] Refine save and load ckpt for auto_trainer

[zhangbo9674]

PR types

Others

PR changes

Others

Description

Refine save and load ckpt for auto_trainer

[paddle-bot]

Thanks for your contribution!

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes missing coverage. Please review.

Project coverage is 55.50%. Comparing base (ee4944e) to head (4abb7a4).
Report is 234 commits behind head on develop.

Files with missing lines	Patch %	Lines
paddlenlp/trainer/auto_trainer.py	0.00%	5 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #8828      +/-   ##
===========================================
+ Coverage    55.44%   55.50%   +0.06%     
===========================================
  Files          631      631              
  Lines        98542    98547       +5     
===========================================
+ Hits         54632    54701      +69     
+ Misses       43910    43846      -64     

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[zhiqiu]

LGTM