Update app.py

app.py

@@ -11,7 +11,7 @@ import modelscope_studio.components.antd as antd
 import modelscope_studio.components.antdx as antdx
 import modelscope_studio.components.base as ms
 import modelscope_studio.components.pro as pro
-from config import DEFAULT_THEME, LIGHT_THEME, DEFAULT_SYS_PROMPT, save_history, user_config, bot_config, welcome_config, markdown_config, upload_config, MINISTRAL_MODELS
+from config import DEFAULT_THEME, LIGHT_THEME, DEFAULT_SYS_PROMPT,DEFAULT_MODEL_SIZE, save_history, user_config, bot_config, welcome_config, markdown_config, upload_config, MINISTRAL_MODELS
 from ui_components.thinking_button import ThinkingButton
 import spaces
 
@@ -813,7 +813,7 @@ with gr.Blocks(
                                         antd.Icon("ClearOutlined")
                                 
                                 model_selector = antd.Select(
-                                    value="14B", default_value="14B",
+                                    value=DEFAULT_MODEL_SIZE, default_value=DEFAULT_MODEL_SIZE,
                                     options=[{"label": "Ministral-3-14B", "value": "14B"}, {"label": "Ministral-3-8B", "value": "8B"}, {"label": "Ministral-3-3B", "value": "3B"}],
                                     elem_style=dict(width=180)
                                 )