Update run.py

run.py

@@ -3,6 +3,6 @@ import gradio as gr
 def greet(name):
     return "Hello " + name + "!"
 
-demo = gr.Interface(lambda name, state:("Hello " + name + "!", state), ["textbox", "state"], ["textbox", "state"])
+demo = gr.Interface("textbox", "textbox")
     
 demo.launch()