* loss
* fix
* add img2lmdb and test files
* update
* add reference
* fix lint
* fix typo
* use total_numer instead to fit mmocr's lmdbloader
* reorganize and update
* fix lint
* update test file
* refactor and update
* fix test
* update doc in tools
* fix lint
* update old lmdb test file
* update
* mask the unittest for recog2lmdb and use json format for label_only
* remove if __name__
* fix case, doc, typo, formats
* fix typos
* fix docs and variable names
* Apply suggestions from code review
Co-authored-by: Xinyu Wang <45810070+xinke-wang@users.noreply.github.com>
* update test_loader.py and fix a bug
Co-authored-by: gaotongxiao <gaotongxiao@gmail.com>
Co-authored-by: Xinyu Wang <45810070+xinke-wang@users.noreply.github.com>