polars::prelude::arity

Function try_unary_elementwise_values

Source 
pub fn try_unary_elementwise_values<'a, T, V, F, K, E>(
    ca: &'a ChunkedArray<T>,
    op: F,
) -> Result<ChunkedArray<V>, E>
where
    T: PolarsDataType,
    V: PolarsDataType,
    F: FnMut(<T as PolarsDataType>::Physical<'a>) -> Result<K, E>,
    <V as PolarsDataType>::Array: ArrayFromIter<K>,