polars::frame::group_by::aggregations

Function _agg_helper_slice_no_null

Source 
pub fn _agg_helper_slice_no_null<T, F>(groups: &[[u32; 2]], f: F) -> Series
where
    F: Fn([u32; 2]) -> <T as PolarsNumericType>::Native + Send + Sync,
    T: PolarsNumericType,
    ChunkedArray<T>: IntoSeries,
Available on crate feature algorithm_group_by only.