v0.19.2.txt

.. _whatsnew_0192:

v0.19.2 (December ??, 2016)
---------------------------

This is a minor bug-fix release from 0.19.1 and includes some small regression fixes,
bug fixes and performance improvements.
We recommend that all users upgrade to this version.

.. contents:: What's new in v0.19.2
    :local:
    :backlinks: none


.. _whatsnew_0192.performance:

Performance Improvements
~~~~~~~~~~~~~~~~~~~~~~~~


.. _whatsnew_0192.enhancements.other:

Other enhancements
^^^^^^^^^^^^^^^^^^

- ``pd.merge_asof()`` gained ``left_index``/``right_index`` and ``left_by``/``right_by`` arguments (:issue:`14253`)



.. _whatsnew_0192.bug_fixes:

Bug Fixes
~~~~~~~~~

- compat with ``dateutil==2.6.0`` for testing (:issue:`14621`)
- allow ``nanoseconds`` in ``Timestamp.replace`` kwargs (:issue:`14621`)