lenskit.data.movielens.MLData

class lenskit.data.movielens.MLData(version, source, prefix='')

Internal class representing an open ML data set.

Stability: Internal

This API is at the internal or experimental stability level: it may change at any time, and breaking changes will not necessarily be described in the release notes. See Stability Levels for details.

Parameters:

• version (str)

• source (pathlib.Path | zipfile.ZipFile)

• prefix (str)

version: str

source: pathlib.Path | zipfile.ZipFile

prefix: str = ''

static version_impl(version)

Parameters:

version (str)

Return type:

collections.abc.Callable[Ellipsis, MLData]

__enter__()

__exit__(*args)

open_file(name, encoding='utf8')

Parameters:

• name (str)

• encoding (str)

abstractmethod dataset()

Load the full dataset.

Return type:

lenskit.data._dataset.Dataset

abstractmethod ratings_df()

Load the ratings data frame.

Return type:

pandas.DataFrame