fix ci and lint
fix det
fix cuda ci
fix mmdet test
update object detection
fix ut
fix layer norm ut
update ut
lock mmeit version
fix mmocr mmcls ut
add conftest.py
fix ocr ut
fix mmedit ci
install mmedit from source
fix rknn model and prepare_onnx_paddings__tensorrt UT
docstring
fix coreml export
update mmocr config
small test
recovery assert
fix ci
* add unittests
* lint
* modify .gitignore, remove useless files
* remove emtpy.py and generate it when use
* Update according to comments
1. Use tempfile
2. Delete inference test (which will be tested in each codebase)
3. Refine calibration test
* update annotation
* Add export_info
* Reduce data scale, fix assert
* update json blank line
* add backend check