Function polars::prelude::aggregations::_agg_helper_slice_no_null

source ยท 
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,