Merge pull request #1186 from RainFrost1/trainer

fix loss_msg bugs

ppcls/engine/train/utils.py

@@ -34,7 +34,7 @@ def update_loss(trainer, loss_dict, batch_size):
     for key in loss_dict:
         if key not in trainer.output_info:
             trainer.output_info[key] = AverageMeter(key, '7.5f')
-    trainer.output_info[key].update(loss_dict[key].numpy()[0], batch_size)
+        trainer.output_info[key].update(loss_dict[key].numpy()[0], batch_size)
 
 
 def log_info(trainer, batch_size, epoch_id, iter_id):