Update app.py

app.py

@@ -1,13 +1,12 @@
 import gradio as gr
 
-
 def echo(message, history):
     return message["text"]
 
-
 demo = gr.ChatInterface(
     fn=echo,
     title="Echo Bot",
     multimodal=True,
 )
-demo.launch()
+
+demo.launch()