Update app.py

app.py

@@ -113,7 +113,7 @@ labels_dict = {
 """### Create torch lightning model (i.e., classifier) module"""
 
 class modelModule(torch_light.LightningModule):
-    def __init__(self, num_classes = configs['NUM_CLASSES'], backbone_model_name = configs['DEFAULT_BACKBONE']):
+    def __init__(self, num_classes = configs['NUM_CLASSES'], backbone_model_name = 'efficientnet_b3'):
         super().__init__()
         self.num_classes = num_classes
         self.backbone_model_name = backbone_model_name