bug fix

src/app.py

@@ -33,7 +33,6 @@ with gr.Blocks(gr.themes.Soft(primary_hue=gr.themes.colors.slate, secondary_hue=
                     load_success_msg = gr.Textbox(show_label=False,lines=1, placeholder="Model loading ...")
             """
             with gr.Row(equal_height=True):
-                llm="gpt-3.5-turbo"
                 model_load_btn = gr.Button('Load model', variant='primary',scale=2)
                 load_success_msg = gr.Textbox(show_label=False,lines=1, placeholder="Model loading ...")
             
@@ -50,7 +49,7 @@ with gr.Blocks(gr.themes.Soft(primary_hue=gr.themes.colors.slate, secondary_hue=
                 with gr.Column(scale=1):
                     clear_btn = gr.Button('Clear',variant='stop',size = 'sm')
 
-            model_load_btn.click(load_models, [llm], load_success_msg, api_name="load_models")
+            model_load_btn.click(load_models, load_success_msg, api_name="load_models")
 
             txt.submit(add_text, [chatbot, txt], [chatbot, txt]).then(
                 bot, [chatbot,instruction,temperature,max_new_tokens,k_context], chatbot)