Update app.py

app.py

@@ -91,7 +91,7 @@ with gr.Blocks() as demo:
                     label="Choose AI Model"
                 )
                 input_api = gr.Textbox(label="API Key", visible=False)
-                ai_generator.change(update_visibility, ai_generator, input_api)
+                ai_generator.change(update_visibility_api, ai_generator, input_api)
             ai_article_btn = gr.Button("Generate", visible=True)
             ai_generated = gr.Markdown("### Generated article:", visible=False)
             ai_label = gr.HTML(label="AI", visible=False)