Modin

This release contains an important bugfix for MPI backend.

Key Features and Updates
------------------------
* Stability and Bugfixes
* FIX-https://github.com/modin-project/unidist/issues/329: Allow remaining communication requests to complete (https://github.com/modin-project/unidist/pull/330)

Contributors
------------
YarShev

This release includes many minor bugfixes and an update to pandas 0.24.

Bugfixes + Pandas Concordance (🐛 + 🐼)
* Correct support for `drop_duplicates` (466)
* Fix issue by properly handling parse_dates (473)
* Correctly match pandas behavior when iteratively updating columns (488)
* Add correct support for `include="all"` (486)

User experience 👤
* Update pandas version to 0.24 (451) 🎉
* add dockerfile (487)

New functionality ⭐️
* parallel `to_sql()` (461)

Backend enhancements + Performance 🚀
* Remove arguments causing errors with Ray 0.7.0 (472)
* Create Base Query Compiler object for query compilers (448)
* Fix inheritance of __constructor__ for PandasQueryCompilerView (478)

Testing and Code Quality (📈 + 💯)
* Add additional testing for API compatibility. (480)
* Remove dead code (493)
* Improve test coverage (491)


Contributors this release

The following users contributed code to Modin since the last release.


aglove2189 (First time contributor) 🌟
williamma12 (Committer)
eavidan (Committer)
devin-petersohn (Admin)

🎉🎉 Thank you! 🎉🎉

This is a release candidate. Please test with existing workflows to ensure correctness.

Bugfixes + Pandas Concordance (🐛 + 🐼)
* Correct support for `drop_duplicates` (466)
* Fix issue by properly handling parse_dates (473)

User experience 👤
* Update pandas version to 0.24 (451) 🎉

New functionality ⭐️
* parallel `to_sql()` (461)

Backend enhancements + Performance 🚀
* Remove arguments causing errors with Ray 0.7.0 (472)
* Create Base Query Compiler object for query compilers (448)
* Fix inheritance of __constructor__ for PandasQueryCompilerView (478)

Testing 📈
* Add additional testing for API compatibility. (480)

Contributors this release

The following users contributed code to Modin since the last release.


williamma12 (Committer)
eavidan (Committer)
devin-petersohn (Admin)

🎉🎉 Thank you! 🎉🎉

This release contains a few minor bugfixes and code reformatting. It also includes some enhancements for the user and improved testing.

Bugfixes + Pandas Concordance (🐛 + 🐼)
* Fix issue with MultiIndex in reindex (427)
* Fixing memory usage in containers (446)
* Fixing issue with duplicated rows when looping through groupby object (459)

User experience 👤
* Fix issue where some users have to install Dask to run Modin (434)
* Ignore numpy version error. (445)
* Removing path and line number from warnings. (447)
* Add typing to dependencies (462)

New functionality ⭐️
* `read_hdf()` support to 'fixed' format (440)
* `DataFrame.drop_duplicates` (433)
* First initiative to distribute the read_sql() method. (436)

Backend enhancements + Performance 🚀
* Add a way to skip the initial reindex phase for left and right (425)

Code Refactor 💯
* Fix flake8 errors exposed by update of flake8 (442)
* Remove the pandas dependency from BlockPartitions (437)
* Refactor Pandas Axis Partition objects to avoid duplicate code (435)

Testing 📈
* Add codecov to testing suite (452)

Documentation
* Minor fixes and typos (430, 431, 419, 450)
* Add binderhub badges and rearrange badges (443)
* Fix incorrect email address in docs (449)

Contributors this release

The following users contributed code to Modin since the last release.

igorborgest (New contributor) 🔰
Kopurlso (Returning contributor) 🌟
eavidan (Committer)
devin-petersohn (Admin)

🎉🎉 Thank you! 🎉🎉