add examples

app.py

@@ -30,7 +30,12 @@ demo = gr.Interface(
         gr.inputs.Image(label="Prediction"),
     ],
     title="Emotion Recognition Demo",
-    description="Emotion Classification Model trained on FER Dataset"
+    description="Emotion Classification Model trained on FER Dataset",
+    examples=[
+        ["example/fear.jpg", 'EfficientNetB0'],
+        ["example/sad.jpg", 'EfficientNetB0'],
+        ["example/happy.jpg", 'EfficientNetB0'],
+    ],
 )
 
 demo.launch(debug=True)