set copy=True for cuDF

narwhals-dev · Sep 9, 2024 · 77b96e9 · 77b96e9
1 parent 5dc4300
commit 77b96e9
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/narwhals/_pandas_like/dataframe.py b/narwhals/_pandas_like/dataframe.py
@@ -590,8 +590,8 @@ def to_numpy(self, dtype: Any = None, copy: bool | None = None) -> Any:
         from narwhals._pandas_like.series import PANDAS_TO_NUMPY_DTYPE_MISSING
 
         if copy is None:
-            # pandas default differs from Polars
-            copy = False
+            # pandas default differs from Polars, but cuDF default is True
+            copy = self._implementation is Implementation.CUDF
 
         if dtype is not None:
             return self._native_frame.to_numpy(dtype=dtype, copy=copy)