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add comment to Series.tolist method #17350

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Dec 3, 2024
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13 changes: 13 additions & 0 deletions python/cudf/cudf/core/series.py
Original file line number Diff line number Diff line change
Expand Up @@ -943,6 +943,19 @@ def drop(
)

def tolist(self): # noqa: D102
"""Conversion to host memory lists is currently unsupported

Raises
------
TypeError
If this method is called

Notes
-----
cuDF currently does not support implicity conversion from GPU stored series to
host stored lists. A `TypeError` is raised when this method is called.
Consider calling `.to_arrow().to_pylist()` to construct a Python list.
"""
raise TypeError(
"cuDF does not support conversion to host memory "
"via the `tolist()` method. Consider using "
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