Update ui/gradio_ui.py

ui/gradio_ui.py

@@ -20,7 +20,7 @@ def ui():
                     document = gr.Files(height=300, file_count="multiple", file_types=["pdf"], interactive=True, 
                                         label='Upload PDF documents.')                                         
                 with gr.Row():
-                    gr.Examples([["./examples/Roe V Wade.pdf"],["./examples/Trade act.pdf"], 
+                    gr.Examples(["./examples/Roe V Wade.pdf","./examples/Trade act.pdf", 
                                  ["./examples/Roe V Wade.pdf","./examples/Trade act.pdf"]], 
                                 document, 
                                 label='Documents Examples')