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loaders

HFLoader

Bases: GlobalStep

Class to load a dataset using the Hugging Face datasets library. Can use either a HuggingFace tag or a local file.

Caching is disabled as this step does not manipulate the dataset hence no need for caching.

Source code in ragfoundry/processing/dataset_loaders/loaders.py 
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class HFLoader(GlobalStep):
    """
    Class to load a dataset using the Hugging Face datasets library.
    Can use either a HuggingFace tag or a local file.

    Caching is disabled as this step does not manipulate the dataset hence no need for caching.
    """

    def __init__(self, dataset_config: dict, **kwargs):
        super().__init__(**kwargs)
        self.dataset_config = dataset_config
        self.cache_step = False

    def process(self, dataset_name, datasets, **kwargs):
        datasets[dataset_name] = load_dataset(**self.dataset_config)

LocalLoader

Bases: GlobalStep

Class to load a local dataset, in a JSON format.

Caching is disabled as this step does not manipulate the dataset hence no need for caching.

Source code in ragfoundry/processing/dataset_loaders/loaders.py 
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class LocalLoader(GlobalStep):
    """
    Class to load a local dataset, in a JSON format.

    Caching is disabled as this step does not manipulate the dataset hence no need for caching.
    """

    def __init__(self, filename, **kwargs):
        super().__init__(**kwargs)
        self.filename = filename
        self.cache_step = False

    def process(self, dataset_name, datasets, **kwargs):
        datasets[dataset_name] = load_dataset(
            "json",
            data_files=self.filename,
            split="train",
        )