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Backport PR #43520 on branch 1.3.x (DOC: 1.3.3 release date) #43521

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Merged
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Sep 12, 2021
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Backport PR #43520 on branch 1.3.x (DOC: 1.3.3 release date) #43521

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21 changes: 4 additions & 17 deletions doc/source/whatsnew/v1.3.3.rst
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
.. _whatsnew_133:

What's new in 1.3.3 (September ??, 2021)
What's new in 1.3.3 (September 12, 2021)
----------------------------------------

These are the changes in pandas 1.3.3. See :ref:`release` for a full changelog
Expand All @@ -15,7 +15,6 @@ including other versions of pandas.
Fixed regressions
~~~~~~~~~~~~~~~~~
- Fixed regression in :class:`DataFrame` constructor failing to broadcast for defined :class:`Index` and len one list of :class:`Timestamp` (:issue:`42810`)
- Performance regression in :meth:`core.window.ewm.ExponentialMovingWindow.mean` (:issue:`42333`)
- Fixed regression in :meth:`.GroupBy.agg` incorrectly raising in some cases (:issue:`42390`)
- Fixed regression in :meth:`.GroupBy.apply` where ``nan`` values were dropped even with ``dropna=False`` (:issue:`43205`)
- Fixed regression in :meth:`.GroupBy.quantile` which was failing with ``pandas.NA`` (:issue:`42849`)
Expand All @@ -29,8 +28,8 @@ Fixed regressions
- Fixed regression in :meth:`DataFrame.corr` where Kendall correlation would produce incorrect results for columns with repeated values (:issue:`43401`)
- Fixed regression in :meth:`DataFrame.groupby` where aggregation on columns with object types dropped results on those columns (:issue:`42395`, :issue:`43108`)
- Fixed regression in :meth:`Series.fillna` raising ``TypeError`` when filling ``float`` ``Series`` with list-like fill value having a dtype which couldn't cast lostlessly (like ``float32`` filled with ``float64``) (:issue:`43424`)
- Fixed regression in :func:`read_csv` throwing an ``AttributeError`` when the file handle is an ``tempfile.SpooledTemporaryFile`` object (:issue:`43439`)
-
- Fixed regression in :func:`read_csv` raising ``AttributeError`` when the file handle is an ``tempfile.SpooledTemporaryFile`` object (:issue:`43439`)
- Fixed performance regression in :meth:`core.window.ewm.ExponentialMovingWindow.mean` (:issue:`42333`)

.. ---------------------------------------------------------------------------

Expand All @@ -39,26 +38,14 @@ Fixed regressions
Performance improvements
~~~~~~~~~~~~~~~~~~~~~~~~
- Performance improvement for :meth:`DataFrame.__setitem__` when the key or value is not a :class:`DataFrame`, or key is not list-like (:issue:`43274`)
-
-

.. ---------------------------------------------------------------------------

.. _whatsnew_133.bug_fixes:

Bug fixes
~~~~~~~~~
- Bug in :meth:`.DataFrameGroupBy.agg` and :meth:`.DataFrameGroupBy.transform` with ``engine="numba"`` where ``index`` data was not being correctly passed into ``func`` (:issue:`43133`)
-

.. ---------------------------------------------------------------------------

.. _whatsnew_133.other:

Other
~~~~~
-
-
- Fixed bug in :meth:`.DataFrameGroupBy.agg` and :meth:`.DataFrameGroupBy.transform` with ``engine="numba"`` where ``index`` data was not being correctly passed into ``func`` (:issue:`43133`)

.. ---------------------------------------------------------------------------

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