Update train.py

train.py

@@ -205,7 +205,7 @@ if __name__ == "__main__":
     num_val = int(len(lines)*val_split)
     num_train = len(lines) - num_val
     
-    freeze_layers = 367
+    freeze_layers = 249
     for i in range(freeze_layers): model_body.layers[i].trainable = False
     print('Freeze the first {} layers of total {} layers.'.format(freeze_layers, len(model_body.layers)))