Update app.py

app.py

@@ -12,4 +12,7 @@ gradio_app = gr.Interface(
     inputs=gr.Image(label="Select hot dog candidate", sources=['upload', 'webcam'], type="pil"), 
     outputs = [gr.Image(label="Processed Image"), gr.Label(label="Result", num_top_classes=2)], 
     title="Hot Dog? Or Not?",
-)
+)
+
+if __name__ == "__main__":
+    gradio_app.launch()