Trait polars::prelude::SeriesBinaryUdf

pub trait SeriesBinaryUdf: Send + Sync {
    // Required method
    fn call_udf(&self, a: Series, b: Series) -> Result<Series, PolarsError>;
}

Available on crate feature lazy only.

A wrapper trait for any binary closure Fn(Series, Series) -> PolarsResult<Series>

Required Methods

fn call_udf(&self, a: Series, b: Series) -> Result<Series, PolarsError>

Trait Implementations

impl Debug for dyn SeriesBinaryUdf

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

Implementors

impl<F> SeriesBinaryUdf for F

where F: Fn(Series, Series) -> Result<Series, PolarsError> + Send + Sync,