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Python API 0.7.0

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@rstz rstz released this 21 Aug 19:47
· 44 commits to main since this release

Python API 0.7.0 - 2024-08-21

Feature

  • Expose validate_hyperparameters() on the learner.
  • Clarify which parameters in the learner are optional.
  • Add support in JAX FeatureEncoder for non-string categorical feature values.
  • Improve performance of Isolation Forests.
  • Models can be serialized/deserialized to/from bytes with model.serialize()
    and ydf.deserialize_model.
  • Models can be pickled safely.
  • Native support for Xarray as a dataset format for all operations (e.g.,
    training, evaluation, predictions).
  • The output of model.to_jax_function can be converted to a TensorFlow Lite
    model.
  • Change the default number of examples to scan when training on files to
    determine the semantic and dictionaries of columns from 10k to 100k.
  • Various improvements of error messages.
  • Evaluation for Anomaly Detection models.
  • Oblique splits for Anomaly Detection models.

Fix

  • Fix parsing of multidimensional ragged inputs.
  • Fix isolation forest hyperparameter defaults.
  • Fix bug causing distributed training to fail on a sharded dataset containing
    an empty shard.
  • Handle unordered categorical sets in training.
  • Fix dataspec ignoring definitions of unrolled columns, such as
    multidimensional categorical integers.
  • Fix error when defining categorical sets for non-ragged multidimensional
    inputs.
  • MacOS: Fix compatibility with other protobuf-using libraries such as
    Tensorflow.

Release music

Rondo Alla ingharese quasi un capriccio "Die Wut über den verlorenen Groschen",
Op. 129. Ludwig van Beethoven