unsupported operator: unfold

[GreatV]

Please fill in the information below so that we can solve the problem quickly, Thanks !

Describe the bug A clear and concise description of what the bug is.

[Paddle2ONNX] Start to parsing Paddle model...
[Paddle2ONNX] Oops, there are some operators not supported yet, including unfold,
[ERROR] Due to the unsupported operators, the conversion is aborted.

Informations (please complete the following information):

• Inference engine for deployment:
• Why convert to onnx: for infer
• Paddle2ONNX Version: 1.2.1
• Email/Wechat/Phone:

Screenshots

Additional context

repo: https://github.com/GreatV/DocTrPP convert script: python export.py --model best.ckpt --format onnx

[Zheng-Bicheng]

大佬，你的Paddle版本是多少

[Zheng-Bicheng]

• 可以考虑用 Col2Im 来实现：https://onnx.ai/onnx/operators/onnx__Col2Im.html

[GreatV]

paddle 版本是 2.6.1

[GreatV]

col2im好像opset 18才引入

[Zheng-Bicheng]

• https://github.com/PaddlePaddle/Paddle2ONNX/pull/1325