* update readme

* update

* update

* remove cv2

* update

* update

Co-authored-by: NiamWHTWD <28421344+iamWHTWD@users.noreply.github.com>

* fix install

* update
Co-authored-by: NGuanghua Yu <742925032@qq.com>

* add op predictors for unknown operators

* modify the dowload path of op predictors and opt tools

* add automatic download mode for opt tools

* modify predictor's test files

* modify predictor's test file

* modify predictor's test file

* modify predictor's test files

* add requirements for installing sklearn

* modify predicor's test files

* modify predictor's test files

* modify predictor's test files

* modify predictor's test files

* modify predictor's test files

* Modify api design

* update LatencyPredictor's doc.

* update LatencyPredictor's test files

* update LatencyPredictor's test files

* update LatencyPredictor's test files

* update LatencyPredictor's test files

* update LatencyPredictor's doc.

* update LatencyPredictor's doc.

* update LatencyPredictor's doc.

* update some syntax

* add LatencyPredictor's api doc.

* update LatencyPredictor's doc.

* update LatencyPredictor's api doc.

* adjust \'predictor_state\' api

* update LatencyPredictor's test files
Co-authored-by: NminghaoBD <79566150+minghaoBD@users.noreply.github.com>

* add rv1109 quant aware training

* quant post hyper param search

* quant post hyper param search
Co-authored-by: Nitminner <397809320@example.com>
Co-authored-by: Nwhs <wanghaoshuang@baidu.com>
Co-authored-by: Nceci3 <ceci3@users.noreply.github.com>

* Support for pruning training graph with auxiliary parameters

* Fix bugs

* Fix unitests.

* Added dygraph quantization.

* Added save_quant_model function

* Overload quant_aware, make dynamic and static model use the same interface.

* Use singledispatch to overload the quant aware for dygraph quantization

* Add unnitest for dygraph quant_aware

* Use 2.0 api for supporting paddle 2.0

* Using pre-commit to modify the coding style.

* Add unittest for user inputted quant_config.

* Add singledispath into requirements.txt
Co-authored-by: NBai Yifan <me@ethanbai.com>

* fix

* update docs

* update