Update app.py

update top k and top p parameters

app.py

@@ -57,8 +57,8 @@ def generate(
     chat_history: list[tuple[str, str]],
     max_new_tokens: int = 1024,
     temperature: float = 0.1,
-    top_p: float = 0.9,
-    top_k: int = 50,
+    top_p: float = 0.5,
+    top_k: int = 3,
     repetition_penalty: float = 1.4,
 ) -> Iterator[str]:
     
@@ -111,7 +111,7 @@ chat_interface = gr.ChatInterface(
         ),
         gr.Slider(
             label="Temperature",
-            minimum=0.1,
+            minimum=0.0,
             maximum=4.0,
             step=0.1,
             value=0.1,
@@ -121,7 +121,7 @@ chat_interface = gr.ChatInterface(
             minimum=0.05,
             maximum=1.0,
             step=0.05,
-            value=0.9,
+            value=0.5,
         ),
         gr.Slider(
             label="Top-k",