What's new in 2.1.4 (December ??, 2023)

These are the changes in pandas 2.1.4. See :ref:`release` for a full changelog including other versions of pandas.

Fixed regressions

Bug in :class:`Series` constructor raising DeprecationWarning when index is a list of :class:`Series` (:issue:`55228`)
Fixed bug in :meth:`DataFrame.__setitem__` casting :class:`Index` with object-dtype to PyArrow backed strings when infer_string option is set (:issue:`55638`)
Fixed bug in :meth:`Index.get_indexer` round-tripping through string dtype when infer_string is enabled (:issue:`55834`)
Fixed bug in :meth:`Index.insert` casting object-dtype to PyArrow backed strings when infer_string option is set (:issue:`55638`)

.. contributors:: v2.1.3..v2.1.4|HEAD