Update app.py

app.py

@@ -38,6 +38,7 @@ def predict(message, system_message, max_new_tokens=4056, temperature=3.5, top_p
         temperature=temperature,  
         top_p=top_p,              
         top_k=top_k,              
+        no_repeat_ngram_size=5,
         pad_token_id=tokenizer.eos_token_id,
         do_sample=do_sample
     )