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Update release notes
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mfeurer committed Jun 19, 2023
commit c738a3ee9e60f9b89aee3569bcb127371345b7ca
13 changes: 9 additions & 4 deletions doc/progress.rst
Original file line number Diff line number Diff line change
Expand Up @@ -11,12 +11,17 @@ Changelog

**IMPORTANT:** This release paves the way towards a breaking update of OpenML-Python. From version
0.15, functions that had the option to return a pandas DataFrame will return a pandas DataFrame
by default. This version (0.14) emits a warning if you still use the old access functionality.
You can disable these warning by requesting a pandas DataFrame as the output (using ``output_format="dataframe"``).
by default. This version (0.14) emits a warning if you still use the old access functionality.
More concretely:
* In 0.15 we will drop the ability to return dictionaries in listing calls and only provide
pandas DataFrames. To disable warnings in 0.14 you have to request a pandas DataFrame
(using ``output_format="dataframe"``).
* In 0.15 we will drop the ability to return datasets as numpy arrays and only provide
pandas DataFrames. To disable warnings in 0.14 you have to request a pandas DataFrame
(using ``dataset_format="dataframe"``).

Furthermore, from version 0.15, OpenML-Python will no longer download datasets and dataset metadata
by default, and support for returning dictionaries will be removed. This version (0.14) emits a
warning if you don't explicitly specifiy the desired behavior.
by default. This version (0.14) emits a warning if you don't explicitly specifiy the desired behavior.

Please see the pull requests #1258 and #1260 for further information.

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