fake added

app.py

@@ -658,12 +658,14 @@ def chathmi3(message, history):
     print("-" * 20)
     print("-" * 20)
     
-
+def fake(input):
+    pass
 
 with gr.Blocks() as demo:
     # gr.Markdown("Start typing below and then click **SUBMIT** to see the output.")
     main = gr.ChatInterface(
-        None,
+        fake,
+        input_variables: 
         title="STLA BABY - YOUR FRIENDLY GUIDE",
         description= "v0.3: Powered by MECH Core Team",
     )