Update app.py

app.py

@@ -43,7 +43,7 @@ llm = LlamaCpp(
     n_ctx=10000,
     n_threads=4,
     n_gpu_layers=0,
-    temperature=0.5,
+    temperature=0.4,
     top_p=0.9,
     max_tokens=150,
     n_batch=64,