Pass false to Rust binding for vertical concat of lazy frames (#29)

ankane · Aug 2, 2023 · 23af362 · 23af362
1 parent e6d3497
commit 23af362
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/lib/polars/functions.rb b/lib/polars/functions.rb
@@ -62,9 +62,10 @@ def concat(items, rechunk: true, how: "vertical", parallel: true)
           raise ArgumentError, "how must be one of {{'vertical', 'diagonal', 'horizontal'}}, got #{how}"
         end
       elsif first.is_a?(LazyFrame)
+        # TODO: Implement the rest of the logic in Python:
+        # https://github.com/pola-rs/polars/blob/rs-0.31.1/py-polars/polars/functions/eager.py#L170-L179
         if how == "vertical"
-          # TODO
-          return Utils.wrap_ldf(_concat_lf(items, rechunk, parallel))
+          return Utils.wrap_ldf(_concat_lf(items, rechunk, parallel, false))
         else
           raise ArgumentError, "Lazy only allows 'vertical' concat strategy."
         end