Update app.py

app.py

@@ -60,10 +60,10 @@ def predict(message, history):
         # num_beams=1,
         max_new_tokens=300,
         do_sample=True,
-        top_k=4,
-        num_beams=1,
+        top_k=3,
+        num_beams=4,
         use_cache=False,
-        temperature=0.5,
+        temperature=0.2,
         repetition_penalty=1.2,
         stopping_criteria=StoppingCriteriaList([stop])
     )