What's new in 1.5.3 (December ??, 2022)

These are the changes in pandas 1.5.3. See :ref:`release` for a full changelog including other versions of pandas.

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Fixed regressions

Fixed performance regression in :meth:`Series.isin` when values is empty (:issue:`49839`)

Bug fixes

Bug in :meth:`.Styler.to_excel` leading to error when unrecognized border-style (e.g. "hair") provided to Excel writers (:issue:`48649`)

Other

Contributors

.. contributors:: v1.5.2..v1.5.3|HEAD