Update app.py

app.py

@@ -89,7 +89,7 @@ demo = gr.Interface(
         gr.Image(width=256,height=256,label="input image"),
         gr.Number(value=3, maximum=10, minimum=1,step=1.0, precision=0,label="Number of classes to display"),
         gr.Checkbox(True,label="Show GradCAM Image"),
-        gr.Dropdown(model_layer_names, value="layer3_x", label="Which layer for Gradcam"),
+        gr.Dropdown(model_layer_names, value="3", label="Which layer for Gradcam"),
         gr.Slider(0,1,value=0.5,label="Overall opacity of the overlay"),
     ],
     outputs = [