Update app.py

app.py

@@ -1,4 +1,3 @@
-```python
 import gradio as gr
 from groq import Groq
 import os
@@ -246,5 +245,4 @@ if __name__ == "__main__":
         exit(1)
     
     demo = create_quiz_interface()
-    demo.launch()
-```
+    demo.launch()