Upload gradio_app.py

gradio_app.py

@@ -652,9 +652,9 @@ if __name__ == '__main__':
             <model-viewer id="model_viewer" src="" camera-controls auto-rotate style="height:500px;width:500px;"></model-viewer>
         </iframe>
         <script>
-            function updateIframe(srcUrl) {
-                document.getElementById('model_viewer').src = '${srcUrl}';
-            }
+            function updateIframe(srcUrl) {{
+                document.getElementById('model_viewer').src = srcUrl;
+            }}
         </script>
       </div>
     </div>