Update app.py

app.py

@@ -2,8 +2,11 @@ import urllib.request
 import streamlit as st
 with urllib.request.urlopen('https://huggingface.co/datasets/Seetha/visual_files/raw/main/level2.json') as response:
     data = response.read()
-st.write(data)
 
-with open('level2.json','w') as fi:
+with open('level2.json','r+') as fi:
+    data = fi.read()
+    st.write(data)
+    fi.seek(0)
     fi.write(str(data))
+    fi.truncate