===========================train_params===========================
model_name:ch_PPOCRv2_det
python:python3.7
gpu_list:0|0,1
use_gpu:True|True
AMP.use_amp:True|False
epoch:lite_train_lite_infer=2|whole_train_whole_infer=1000
save_model_dir:./output/
TRAIN.batch_size:lite_train_lite_infer=1280|whole_train_whole_infer=1280
pretrained_model:null
checkpoints:null
use_custom_relu:False|True
model_type:cls|cls_distill|cls_distill_multiopt
MODEL.siamese:False|True
norm_train:train.py -c mv3_large_x0_5.yml -o 
quant_train:False
prune_train:False
