pub trait CategoricalMergeOperation {
// Required method
fn finish(
self,
lhs: &ChunkedArray<UInt32Type>,
rhs: &ChunkedArray<UInt32Type>,
) -> Result<ChunkedArray<UInt32Type>, PolarsError>;
}
pub trait CategoricalMergeOperation {
// Required method
fn finish(
self,
lhs: &ChunkedArray<UInt32Type>,
rhs: &ChunkedArray<UInt32Type>,
) -> Result<ChunkedArray<UInt32Type>, PolarsError>;
}