First run pre-training.py  (Modify the path of data and mask) 

Second run predict_model.py (load the pre-training model and modify the path of data and mask)

if fine-tuning:
    run fine_tuning.py  (load the model of step 2 and target dataset)

Evaluation:
run evaluation.py (load prediction model saved in step 2 or 3 and target dataset)

