diff --git a/narwhals/_arrow/group_by.py b/narwhals/_arrow/group_by.py index 0767d95ac..78b241c9b 100644 --- a/narwhals/_arrow/group_by.py +++ b/narwhals/_arrow/group_by.py @@ -18,7 +18,7 @@ POLARS_TO_ARROW_AGGREGATIONS = { "n_unique": "count_distinct", "std": "stddev", - "var": "variance", + "var": "variance", # currently unused, we don't have `var` yet }