These are the changes in pandas 1.3.4. See :ref:`release` for a full changelog including other versions of pandas.
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- Bug in :meth:`pandas.DataFrame.groupby.rolling` and :class:`pandas.api.indexers.FixedForwardWindowIndexer` leading to segfaults and window endpoints being mixed across groups (:issue:`43267`)
.. contributors:: v1.3.3..v1.3.4|HEAD