ser推理模型推理图片时，使用cpu推理，半精度推理，报错

[xiaoxianyu12]

请提供下述完整信息以便快速定位问题/Please provide the following information to quickly locate the problem

• 系统环境/System Environment：
• 版本号/Version：Paddle： PaddleOCR： 问题相关组件/Related components：paddlepaddle-gpu =2.6.1.post117; paddlenlp= 2.8.0
• 运行指令/Command Code：
• python kie/predict_kie_token_ser.py
  --kie_algorithm=LayoutXLM
  --ser_model_dir=../inference/ser_vi_layoutxlm/HRA2103COA_TLZ-100_UV928_6200EL_UV928RIANLON
  --image_dir=../test_data/testSpeed/
  --ser_dict_path=../train_data/HRA2103COA_TLZ-100_UV928_6200EL_UV928RIANLON.txt
  --vis_font_path=../doc/fonts/simfang.ttf
  --ocr_order_method="tb-yx"
  --output=../outputInfer/ser/HRA2103COA_TLZ-100_UV928_6200EL_UV928RIANLON/testSpeed
  --det_model_dir=../inference/ch_PP-OCRv4_det_server_infer
  --rec_model_dir=../inference/ch_PP-OCRv4_rec_server_infer
  --use_gpu =False
  --use_tensorrt=True
  --precision='fp16'
• 完整报错/Complete Error Message：
  --- marked 696 operators to bfloat16
  --- added 498 quantize ops before bfloat16 op
  --- added 374 dequantize ops after bfloat16 op
  --- squashed 0 scale with dequantize op
  --- squashed 0 scale with quantize op
  --- squashed 408 dequantize-quantize pairs
  --- squashed 0 requantize ops
  --- squashed 0 requantize ops
  --- squashed 1 dequant with ops
  --- squashed 0 quantize op
  --- squashed 0 quantize with bfloat16 conv2d op
  --- squashed 0 quantize with bfloat16 fused_conv2d op
  Traceback (most recent call last):
  File "kie/predict_kie_token_ser.py", line 188, in
  main(parse_args())
  File "kie/predict_kie_token_ser.py", line 156, in main
  ser_res, _, elapse = ser_predictor(img)
  File "kie/predict_kie_token_ser.py", line 120, in call
  self.predictor.run()
  NotImplementedError: (Unimplemented) There are no kernels which are registered in the dequantize operator.
  [Hint: Expected kernels_iter != all_op_kernels.end(), but received kernels_iter == all_op_kernels.end().] (at ../paddle/fluid/framework/operator.cc:2273)
  [operator < dequantize > error]

[GreatV]

看着像 dequantize op还未实现或未正确注册相应的kernel。可以给 https://github.com/PaddlePaddle/Paddle/issues 提一个issue