Update app.py

app.py

@@ -198,15 +198,17 @@ if __name__ == "__main__":
                 with gr.Tab(cat.capitalize()):
                     with gr.Row():
                         with gr.Column():
+                            example_choices = recommended.get(cat, recommended["all"])
+                            example_value = example_choices[0] if example_choices else ""
                             examples = gr.Dropdown(
-                                choices=recommended.get(cat, recommended["all"]),
+                                choices=example_choices,
                                 label="Recommended questions",
-                                value=recommended.get(cat, recommended["all"])[0],
+                                value=example_value
                             )
                         with gr.Column():
                             query = gr.Textbox(
                                 label="Ask a question",
-                                value=recommended.get(cat, recommended["all"])[0]
+                                value=example_value
                             )
                             submit = gr.Button("Submit")
                             answer = gr.Textbox(label="Answer")