What’s new in 2.3.4 (November XX, 2025) — pandas 3.0.0rc0+48.gc16f4591ee documentation (original) (raw)

• Release notes
• What’s new in 2.3.4 (November XX, 2025)

These are the changes in pandas 2.3.4. See Release notes for a full changelog including other versions of pandas.

Bug fixes#

• Bug in DataFrame.__getitem__() returning modified columns when called with slice in Python 3.12 (GH 57500)
• Bug in Series.str.replace() raising an error on valid group references (\1, \2, etc.) on series converted to PyArrow backend dtype (GH 62653)

Contributors#