update train.py and utils.py

dygraph/train.py

@@ -121,7 +121,7 @@ def parse_args():
     parser.add_argument(
         '--use_vdl',
         dest='use_vdl',
-        help='Whether to record the data during training to VisualDL',
+        help='Whether to record the data to VisualDL during training',
         action='store_true')
 
     return parser.parse_args()

dygraph/utils/utils.py

@@ -76,6 +76,8 @@ def load_pretrained_model(model, pretrained_model):
             raise ValueError(
                 'The pretrained model directory is not Found: {}'.formnat(
                     pretrained_model))
+    else:
+        logging.info('No pretrained model to load, train from scratch')
 
 
 def resume(model, optimizer, resume_model):
@@ -94,6 +96,8 @@ def resume(model, optimizer, resume_model):
             raise ValueError(
                 'The resume model directory is not Found: {}'.formnat(
                     resume_model))
+    else:
+        logging.info('No model need to resume')
 
 
 def visualize(image, result, save_dir=None, weight=0.6):