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v0.16.0.txt
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.. _whatsnew_0160:
v0.16.0 (February ??, 2015)
---------------------------
This is a major release from 0.15.2 and includes a small number of API changes, several new features,
enhancements, and performance improvements along with a large number of bug fixes. We recommend that all
users upgrade to this version.
- Highlights include:
- Check the :ref:`API Changes <whatsnew_0160.api>` and :ref:`deprecations <whatsnew_0160.deprecations>` before updating
- :ref:`Other Enhancements <whatsnew_0160.enhancements>`
- :ref:`Performance Improvements <whatsnew_0160.performance>`
- :ref:`Bug Fixes <whatsnew_0160.bug_fixes>`
New features
~~~~~~~~~~~~
.. _whatsnew_0160.api:
Backwards incompatible API changes
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.. _whatsnew_0160.api_breaking:
- ``Index.duplicated`` now returns `np.array(dtype=bool)` rather than `Index(dtype=object)` containing `bool` values. (:issue:`8875`)
Deprecations
~~~~~~~~~~~~
.. _whatsnew_0160.deprecations:
Enhancements
~~~~~~~~~~~~
.. _whatsnew_0160.enhancements:
Performance
~~~~~~~~~~~
.. _whatsnew_0160.performance:
Bug Fixes
~~~~~~~~~
.. _whatsnew_0160.bug_fixes:
- Fixed compatibility issue in ``DatetimeIndex`` affecting architectures where ``numpy.int_`` defaults to ``numpy.int32`` (:issue:`8943`)
- Fixed bug in ``to_sql`` when mapping a Timestamp object column (datetime
column with timezone info) to the according sqlalchemy type (:issue:`9085`).
- Bug in ``MultiIndex.has_duplicates`` when having many levels causes an indexer overflow (:issue:`9075`)
- Bug in DatetimeIndex iteration, related to (:issue:`8890`), fixed in (:issue:`9100`)
- DataFrame now properly supports simultaneous ``copy`` and ``dtype`` arguments in constructor (:issue:`9099`)
- Bug in read_csv when using skiprows on a file with CR line endings with the c engine. (:issue:`9079`)