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Assert valid metadata is passed in to_arrow for list_view #16198

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merged 2 commits into from
Jul 12, 2024
Merged

Assert valid metadata is passed in to_arrow for list_view #16198

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Assert valid metadata is passed in to_arrow for list_view
wence- Jul 4, 2024
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wence- Jul 10, 2024
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3 changes: 3 additions & 0 deletions cpp/src/interop/to_arrow.cu
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Original file line number Diff line number Diff line change
Expand Up @@ -365,6 +365,9 @@ std::shared_ptr<arrow::Array> dispatch_to_arrow::operator()<cudf::list_view>(
arrow::MemoryPool* ar_mr,
rmm::cuda_stream_view stream)
{
CUDF_EXPECTS(metadata.children_meta.empty() ||
metadata.children_meta.size() == static_cast<std::size_t>(input.num_children()),
"Number of field names and number of children doesn't match\n");
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std::unique_ptr<column> tmp_column = nullptr;
if ((input.offset() != 0) or
((input.num_children() == 2) and (input.child(0).size() - 1 != input.size()))) {
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