TrainReader: reader_function: ppocr.data.rec.dataset_traversal,LMDBReader num_workers: 8 lmdb_sets_dir: ./train_data/data_lmdb_release/training/ EvalReader: reader_function: ppocr.data.rec.dataset_traversal,LMDBReader lmdb_sets_dir: ./train_data/data_lmdb_release/validation/ TestReader: reader_function: ppocr.data.rec.dataset_traversal,LMDBReader lmdb_sets_dir: ./train_data/data_lmdb_release/evaluation/