Trait polars::prelude::DataFrameUdf

pub trait DataFrameUdf: Send + Sync {
    pub fn call_udf(&self, df: DataFrame) -> Result<DataFrame, PolarsError>;
}

Required methods

pub fn call_udf(&self, df: DataFrame) -> Result<DataFrame, PolarsError>

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Trait Implementations

impl Debug for dyn DataFrameUdf + 'static

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

Formats the value using the given formatter.

Implementors

impl<F> DataFrameUdf for F where
    F: Fn(DataFrame) -> Result<DataFrame, PolarsError> + Send + Sync, 

pub fn call_udf(&self, df: DataFrame) -> Result<DataFrame, PolarsError>

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