update_from_file removes temporary table

database/actions.py

@@ -124,6 +124,7 @@ def update_from_file(file_name, table, year, columns=None,
 
         ttable = temporary_data(connection, file_name, table, year, offset, delimiters, null)
         table.update_from_temporary(ttable, columns, bind=connection)
+        ttable.drop()
 
         trans.commit()