Clear inputs on model change

app.py

@@ -47,7 +47,7 @@ def model_gen(content, model_type: str, chat_history):
     return gen(content, chat_history)
 
 def clear_chat(chatbot, msg):
-    return '', []
+    return [], ''
 
 MODEL_LIB = {'RUBASE': giga_gen, 'TINYLLAMA': tiny_gen, 'QWEN2INS1B': qwen_gen}