Struct FeatureUnionBuilder 

pub struct FeatureUnionBuilder { /* private fields */ }

Feature union builder for parallel feature extraction

Implementations

impl FeatureUnionBuilder

pub fn new() -> Self

Create a new feature union builder

pub fn add_transformer<S: Into<String>>( self, name: S, transformer: Box<dyn PipelineStep>, ) -> Self

Add a transformer to the union

pub fn weights(self, weights: HashMap<String, f64>) -> Self

Set transformer weights

pub fn n_jobs(self, n_jobs: i32) -> Self

Set number of parallel jobs

pub fn build(self) -> MockTransformer

Build the feature union

Trait Implementations

impl Debug for FeatureUnionBuilder

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

Formats the value using the given formatter.

impl Default for FeatureUnionBuilder

fn default() -> Self

Returns the “default value” for a type.