v0.20.2.txt

.. _whatsnew_0202:

v0.20.2 (???)
-------------

This is a minor bug-fix release in the 0.20.x series and includes some small regression fixes,
bug fixes and performance improvements.
We recommend that all users upgrade to this version.

Highlights include:

.. contents:: What's new in v0.20.2
    :local:
    :backlinks: none


.. _whatsnew_0202.enhancements:

Enhancements
~~~~~~~~~~~~

- Unblocked access to additional compression types supported in pytables: 'blosc:blosclz, 'blosc:lz4', 'blosc:lz4hc', 'blosc:snappy', 'blosc:zlib', 'blosc:zstd' (:issue:`14478`) 

.. _whatsnew_0202.performance:

Performance Improvements
~~~~~~~~~~~~~~~~~~~~~~~~

- Performance regression fix when indexing with a list-like (:issue:`16285`)


.. _whatsnew_0202.bug_fixes:

Bug Fixes
~~~~~~~~~

Conversion
^^^^^^^^^^

- Bug in ``pd.to_numeric()`` in which empty data inputs were causing Python to crash (:issue:`16302`)


Indexing
^^^^^^^^

- Bug in ``DataFrame.reset_index(level=)`` with single level index (:issue:`16263`)


I/O
^^^

- Bug that would force importing of the clipboard routines unnecessarily, potentially causing an import error on startup (:issue:`16288`)


Plotting
^^^^^^^^




Groupby/Resample/Rolling
^^^^^^^^^^^^^^^^^^^^^^^^




Sparse
^^^^^^




Reshaping
^^^^^^^^^

- Bug in ``DataFrame.stack`` with unsorted levels in MultiIndex columns (:issue:`16323`)


Numeric
^^^^^^^




Other
^^^^^