From eacb730961baff6cef848188f0069d426c4943de Mon Sep 17 00:00:00 2001 From: Harrison Deng Date: Mon, 11 Sep 2023 21:55:30 +0000 Subject: [PATCH] Added a comment --- renamebycsv/renamer.py | 1 + 1 file changed, 1 insertion(+) diff --git a/renamebycsv/renamer.py b/renamebycsv/renamer.py index 3fc8548..c57e025 100644 --- a/renamebycsv/renamer.py +++ b/renamebycsv/renamer.py @@ -64,6 +64,7 @@ def rename_by_csv( row[current_col_ind] in replacement_dict and replacement_dict[row[current_col_ind]] != row[become_col_ind] ): + # Check if there's a duplicate key for different values. raise Exception("Duplicate current key.") replacement_dict[row[current_col_ind]] = row[become_col_ind] for subitem_path, subitem, match in candidates: