fix: preserve scalar items in list flatten

Fixes #5705
2026-09-05 07:27:15 +08:00 · 2026-05-14 22:18:59 +08:00
parent f50773711e
commit 9128955bf9
2 changed files with 20 additions and 1 deletions
@@ -50,7 +50,11 @@ class ListUtils:
        if not any(isinstance(sublist, list) for sublist in nested_list):
            return nested_list

-        return [item for sublist in nested_list if isinstance(sublist, list) for item in sublist]
+        return [
+            item
+            for sublist in nested_list
+            for item in (sublist if isinstance(sublist, list) else [sublist])
+        ]


 class SetUtils: