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DOC: whatsnew 0.20.2 edits #16587

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Jun 2, 2017
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DOC: whatsnew 0.20.2 edits #16587

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32 changes: 16 additions & 16 deletions doc/source/whatsnew/v0.20.2.txt
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
.. _whatsnew_0202:

v0.20.2 (???)
-------------
v0.20.2 (June 3, 2017)
----------------------

This is a minor bug-fix release in the 0.20.x series and includes some small regression fixes,
bug fixes and performance improvements.
Expand Down Expand Up @@ -46,35 +46,35 @@ Bug Fixes
- Silenced a warning on some Windows environments about "tput: terminal attributes: No such device or address" when
detecting the terminal size. This fix only applies to python 3 (:issue:`16496`)
- Bug in using ``pathlib.Path`` or ``py.path.local`` objects with io functions (:issue:`16291`)
- Bug in ``Index.symmetric_difference()`` on two equal MultiIndex's, results in a TypeError (:issue `13490`)
- Bug in ``Index.symmetric_difference()`` on two equal MultiIndex's, results in a ``TypeError`` (:issue `13490`)
- Bug in ``DataFrame.update()`` with ``overwrite=False`` and ``NaN values`` (:issue:`15593`)
- Passing an invalid engine to :func:`read_csv` now raises an informative
``ValueError`` rather than ``UnboundLocalError``. (:issue:`16511`)
- Bug in :func:`unique` on an array of tuples (:issue:`16519`)
- Bug in :func:`cut`` when ``labels`` are set, resulting in incorrect label ordering (:issue:`16459`)
- Fixed a compatibility issue with IPython 6.0's tab completion showing deprecation warnings on Categoricals (:issue:`16409`)
- Bug in :func:`cut` when ``labels`` are set, resulting in incorrect label ordering (:issue:`16459`)
- Fixed a compatibility issue with IPython 6.0's tab completion showing deprecation warnings on ``Categoricals`` (:issue:`16409`)

Conversion
^^^^^^^^^^

- Bug in ``pd.to_numeric()`` in which empty data inputs were causing Python to crash (:issue:`16302`)
- Silence numpy warnings when broadcasting DataFrame to Series with comparison ops (:issue:`16378`, :issue:`16306`)
- Bug in :func:`to_numeric` in which empty data inputs were causing a segfault of the interpreter (:issue:`16302`)
- Silence numpy warnings when broadcasting ``DataFrame`` to ``Series`` with comparison ops (:issue:`16378`, :issue:`16306`)


Indexing
^^^^^^^^

- Bug in ``DataFrame.reset_index(level=)`` with single level index (:issue:`16263`)
- Bug in partial string indexing with a monotonic, but not strictly-monotonic, index incorrectly reversing the slice bounds (:issue:`16515`)
- Bug in ``MultiIndex.remove_unused_levels()`` (:issue:`16556`)
- Bug in ``MultiIndex.remove_unused_levels()`` that would not return a ``MultiIndex`` equal to the original. (:issue:`16556`)

I/O
^^^

- Bug in pd.read_csv() when comment is passed in space deliminted text files (:issue:`16472`)
- Bug in :func:`read_csv` when ``comment`` is passed in a space delimited text file (:issue:`16472`)
- Bug that would force importing of the clipboard routines unnecessarily, potentially causing an import error on startup (:issue:`16288`)
- Bug that raised IndexError HTML-rendering an empty DataFrame (:issue:`15953`)
- Bug in ``pd.read_csv()`` in which tarfile object inputs were raising an error in Python 2.x for the C engine (:issue:`16530`)
- Bug that raised ``IndexError`` when HTML-rendering an empty ``DataFrame`` (:issue:`15953`)
- Bug in :func:`read_csv` in which tarfile object inputs were raising an error in Python 2.x for the C engine (:issue:`16530`)
- Bug where ``DataFrame.to_html()`` ignored the ``index_names`` parameter (:issue:`16493`)

- Bug in ``HDFStore.select_as_multiple()`` where start/stop arguments were not respected (:issue:`16209`)
Expand All @@ -92,20 +92,20 @@ Plotting
Groupby/Resample/Rolling
^^^^^^^^^^^^^^^^^^^^^^^^

- Bug creating datetime rolling window on an empty DataFrame (:issue:`15819`)
- Bug in creating a time-based rolling window on an empty ``DataFrame`` (:issue:`15819`)
- Bug in ``rolling.cov()`` with offset window (:issue:`16058`)
- Bug in ``.resample()`` and ``.groupby()`` when aggregating on integers (:issue:`16361`)


Sparse
^^^^^^

- Bug in construction of SparseDataFrame from ``scipy.sparse.dok_matrix`` (:issue:`16179`)
- Bug in construction of ``SparseDataFrame`` from ``scipy.sparse.dok_matrix`` (:issue:`16179`)

Reshaping
^^^^^^^^^

- Bug in ``DataFrame.stack`` with unsorted levels in MultiIndex columns (:issue:`16323`)
- Bug in ``DataFrame.stack`` with unsorted levels in ``MultiIndex`` columns (:issue:`16323`)
- Bug in ``pd.wide_to_long()`` where no error was raised when ``i`` was not a unique identifier (:issue:`16382`)
- Bug in ``Series.isin(..)`` with a list of tuples (:issue:`16394`)
- Bug in construction of a ``DataFrame`` with mixed dtypes including an all-NaT column. (:issue:`16395`)
Expand All @@ -114,7 +114,7 @@ Reshaping

Numeric
^^^^^^^
- Bug in .interpolate(), where limit_direction was not respected when limit=None (default) was passed (:issue:16282)
- Bug in ``.interpolate()``, where ``limit_direction`` was not respected when ``limit=None`` (default) was passed (:issue:`16282`)

Categorical
^^^^^^^^^^^
Expand All @@ -124,4 +124,4 @@ Categorical
Other
^^^^^

- Bug in ``pd.drop([])`` for DataFrame with non-unique indices (:issue:`16270`)
- Bug in ``DataFrame.drop()`` with an empty-list with non-unique indices (:issue:`16270`)