support custom_ar

[vivienfanghuagood]

Before submitting

• Lint code. If there are lint issues, please format the code first.

# Install and register `pre-commit` in the project folder
pip install pre-commit && pre-commit install

# Process previous code files separately
pre-commit run --file XXXX.py

• Add test cases into tests folder. If there are codecov issues, please add tests cases first.

PR types

PR changes

Description

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 52.23%. Comparing base (13053a7) to head (1a4acde).
Report is 10 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #9807      +/-   ##
===========================================
+ Coverage    52.06%   52.23%   +0.17%     
===========================================
  Files          734      730       -4     
  Lines       116591   115781     -810     
===========================================
- Hits         60703    60483     -220     
+ Misses       55888    55298     -590     

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[paddle-bot]

Thanks for your contribution!