update app.py

app.py

@@ -5,10 +5,11 @@ README = """
     It is a program that classifies whether it is positive or negative by entering movie reviews.
     You can choose between the Korean version and the English version.
     ## Usage
-    
+
 """
 
 with gr.Blocks() as demo:
     gr.Markdown(README)
 
+demo.launch()
 gr.Interface.load("models/cardiffnlp/twitter-roberta-base-sentiment").launch()