Update app.py

app.py

@@ -64,9 +64,11 @@ demo = gr.Interface(
         "Provide a URL that directly points to a PDF file (from any server). "
         "The server fetches the PDF and extracts the text content, returning it in JSON format."
     ),
-    examples=example_urls  # This adds buttons below the input box
+    examples=example_urls,  # This adds buttons below the input box
+    allow_flagging="never"  # ✅ correct in Gradio 4.x
+)
 )
 
 if __name__ == "__main__":
-    demo.launch(mcp_server=True, allow_flagging="never")
+    demo.launch(mcp_server=True)