Update app.py

app.py

@@ -47,6 +47,11 @@ def chat(history, system_message, max_tokens, temperature, top_p, top_k, repetit
     # remove last space from assistant, some models output a ZWSP if you leave a space
     messages = messages.rstrip()
 
+    # If temperature is set to 0, force Top P to 1 and Top K to -1
+    if temperature == 0:
+        top_p = 1
+        top_k = -1
+
     prediction = make_prediction(
         messages,
         max_tokens=max_tokens,
@@ -103,7 +108,7 @@ with gr.Blocks(css=CSS) as demo:
                 max_tokens = gr.Slider(20, 2500, label="Max Tokens", step=20, value=500)
                 temperature = gr.Slider(0.0, 2.0, label="Temperature", step=0.1, value=0.4)
                 top_p = gr.Slider(0.0, 1.0, label="Top P", step=0.05, value=0.95)
-                top_k = gr.Slider(0, 100, label="Top K", step=1, value=40)
+                top_k = gr.Slider(1, 100, label="Top K", step=1, value=40)
                 repetition_penalty = gr.Slider(1.0, 2.0, label="Repetition Penalty", step=0.1, value=1.1)
 
         system_msg = gr.Textbox(