Neeratyoy Mallik

Failure while attaching runs to study on Test server

4

#### Description The openml-python API has a unit test failing with a server exception. In the unit test, [a study](https://test.openml.org/s/685) is being successfully uploaded, following which more runs retrieved from...

Database error - on upload of a run from OpenML-Python

25

#### Description An _OpenMLServerException_ occurs for a particular unit test which executes a scikit-learn model on a _task_ and tries to _publish_. The raised exception: `openml.exceptions.OpenMLServerException: Database error. Setup search...

#### Description A dataset with the following _sparse\_arff_ representation fails to be published: `'% Synthetic dataset created from a Pandas DataFrame with Sparse columns\n@RELATION Temp\n\n@ATTRIBUTE input1 REAL\n@ATTRIBUTE input2 REAL\n@ATTRIBUTE y...

Adding new documentation example for Blackbox Optimization

1

#### What does this PR implement/fix? Explain your changes. A tutorial that guides users to use OpenML for BBO.

#### Description OpenML-Python handles data in two primary formats: Pandas DataFrame and Numpy arrays. Pandas retain the original data types of the data columns and the onus is on the...

Cannot handle supervised tasks with estimation type as "Test on Training Data"

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#### Description Certain tasks exist on the OpenML server with invalid or illegal task estimation type that results in empty task estimation parameters. #### Steps/Code to Reproduce ```python import openml...

Custom flow example in documentations not executed

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#### Description The main issue is that the flow and task used in the example don't appear to exist anymore: https://test.openml.org/f/9313 https://test.openml.org/t/1965 Possibly that's why the documentation build fails for...

#### Description The `__repr__` print for OpenML objects is called from [here](https://github.com/openml/openml-python/blob/develop/openml/base.py#L19). The `_get_repr_body_fields` function contains formatters for printing each object. However, if for certain reasons, some of the attributes...

Code coverage fails

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#### Description `Codecov` is currently being triggered for Python `3.8`, for Scikit-learn `0.23.1`. #### Expected Results The coverage statistics are successfully updated. #### Actual Results The coverage instance fails in...

Arxiv paper update for tabular recollection

1

Main changes/updates: * The _raw_ ML benchmarks API now offers the option to record Learning curves for a specified iteration interval * The tabular ML benchmarks have been updated (LR...