Struct HfDatasetBuilder 

pub struct HfDatasetBuilder { /* private fields */ }

Builder for configuring HuggingFace dataset downloads.

Implementations

impl HfDatasetBuilder

pub fn new(repo_id: impl Into<String>) -> Self

Creates a new builder with the given repository ID.

pub fn revision(self, revision: impl Into<String>) -> Self

Sets the Git revision (branch, tag, or commit hash).

Default is “main”.

pub fn subset(self, subset: impl Into<String>) -> Self

Sets the dataset subset/configuration.

Some datasets have multiple configurations (e.g., “glue” has “cola”, “sst2”, etc.)

pub fn split(self, split: impl Into<String>) -> Self

Sets the data split to download.

Common values: “train”, “validation”, “test”

pub fn cache_dir(self, path: impl Into<PathBuf>) -> Self

Sets the local cache directory.

Default is ~/.cache/alimentar on Unix or %LOCALAPPDATA%/alimentar on Windows.

pub fn build(self) -> Result<HfDataset>

Builds the HfDataset configuration.

Errors

Returns an error if required fields are missing or invalid.

Trait Implementations

impl Clone for HfDatasetBuilder

fn clone(&self) -> HfDatasetBuilder

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for HfDatasetBuilder

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

Formats the value using the given formatter.