What’s New in 0.23.4 (August 3, 2018)

This is a minor bug-fix release in the 0.23.x series and includes some small regression fixes and bug fixes. We recommend that all users upgrade to this version.

Warning

Starting January 1, 2019, pandas feature releases will support Python 3 only. See Plan for dropping Python 2.7 for more.

Fixed Regressions

• Python 3.7 with Windows gave all missing values for rolling variance calculations (GH21813)

Bug Fixes

Groupby/Resample/Rolling

• Bug where calling DataFrameGroupBy.agg() with a list of functions including ohlc as the non-initial element would raise a ValueError (GH21716)
• Bug in roll_quantile caused a memory leak when calling .rolling(...).quantile(q) with q in (0,1) (GH21965)

Missing

• Bug in Series.clip() and DataFrame.clip() cannot accept list-like threshold containing NaN (GH19992)

Contributors

A total of 6 people contributed patches to this release. People with a “+” by their names contributed a patch for the first time.

• Jeff Reback
• MeeseeksMachine +
• Tom Augspurger
• chris-b1
• h-vetinari
• meeseeksdev[bot]