load_pkg_file

load_pkg_file(file: str, directory: str = 'smartclass.data') → DataFrame[source]

Load data from a package-bundled file into a Polars DataFrame.

Supports TSV, CSV, and JSON file formats.

Parameters:

  • file – Name of the file to load (e.g., “classes_smarts.tsv”).

  • directory – Package directory containing the file. Defaults to “smartclass.data”.

Returns:

Polars DataFrame containing the loaded data.

Raises:

DataLoadingError – If the file cannot be loaded or format is unsupported.