Update app.py

app.py

@@ -156,8 +156,10 @@ if st.session_state.processed:
             st.sidebar.subheader("Manage Table")
             # Delete columns
             if st.sidebar.checkbox("Delete Columns"):
+                col = list(selected_table_df.columns)
+                col = col[3:]
                 cols_to_delete = st.sidebar.multiselect(
-                    "Select Columns to Delete", list(selected_table_df.columns)
+                    "Select Columns to Delete", col
                 )
                 if st.sidebar.button("Remove Columns"):
                     st.session_state.tables[selected_table_index].drop(columns=cols_to_delete, inplace=True)