v0.25.1.rst

orphan:

What's new in 0.25.1 (July XX, 2019)

Enhancements

Other enhancements

Bug fixes

Categorical

Datetimelike

Timedelta

Timezones

• Bug in :class:`Index` where a numpy object array with a timezone aware :class:`Timestamp` and np.nan would not return a :class:`DatetimeIndex` (:issue:`27011`)

Numeric

• Bug in :meth:`Series.interpolate` when using a timezone aware :class:`DatetimeIndex` (:issue:`27548`)
• Bug when printing negative floating point complex numbers would raise an IndexError (:issue:`27484`)

Conversion

Strings

Interval

Indexing

Missing

MultiIndex

I/O

Plotting

• Added a pandas_plotting_backends entrypoint group for registering plot backends. See :ref:`extending.plotting-backends` for more (:issue:`26747`).

Groupby/resample/rolling

• Bug in :meth:`pandas.core.groupby.DataFrameGroupBy.transform` where applying a timezone conversion lambda function would drop timezone information (:issue:`27496`)

Reshaping

• Bug in :meth:`DataFrame.crosstab` when margins set to True and normalize is not False, an error is raised. (:issue:`27500`)

Sparse

Build Changes

ExtensionArray

Other

Contributors

.. contributors:: HEAD..HEAD