Update app.py

app.py

@@ -75,7 +75,8 @@ if __name__ == "__main__":
     file = st.file_uploader(label="Upload Latest Report Card:-")
     print(f"Testing with file: {file}")
     col1,col2=st.columns(2)
-    st.image(file)
+    if file is not None:
+        st.image(file)
     # with col1:
     #     if st.button("Analyse"):
     #         res=analyse(file)