8000 CLN/BUG: fix ndarray assignment may cause unexpected cast by sinhrks · Pull Request #14145 · pandas-dev/pandas · GitHub
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CLN/BUG: fix ndarray assignment may cause unexpected cast #14145

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7990f7d
CLN/BUG: fix ndarray assignment may cause unexpected cast
sinhrks Aug 14, 2016
14e5f0f
fix rebase mistakes
sinhrks Feb 3, 2017
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fix rebase mistakes
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@sinhrks
sinhrks committed Feb 3, 2017
commit 14e5f0fd2b665a403baac953f6c7c610ce4324ac
1 change: 0 additions & 1 deletion doc/source/whatsnew/v0.19.1.txt
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Expand Up @@ -56,7 +56,6 @@ Bug Fixes
- Bug in ``MultiIndex.set_levels`` where illegal level values were still set after raising an error (:issue:`13754`)
- Bug in ``DataFrame.to_json`` where ``lines=True`` and a value contained a ``}`` character (:issue:`14391`)
- Bug in ``df.groupby`` causing an ``AttributeError`` when grouping a single index frame by a column and the index level (:issue`14327`)
<<<<<<< f26b049786624ed983f2718687c23e3f1adbb670
- Bug in ``df.groupby`` where ``TypeError`` raised when ``pd.Grouper(key=...)`` is passed in a list (:issue:`14334`)
- Bug in ``pd.pivot_table`` may raise ``TypeError`` or ``ValueError`` when ``index`` or ``columns``
is not scalar and ``values`` is not specified (:issue:`14380`)
10 changes: 0 additions & 10 deletions doc/source/whatsnew/v0.19.2.txt
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Expand Up @@ -73,20 +73,10 @@ Bug Fixes
- Bug in clipboard functions on linux with python2 with unicode and separators (:issue:`13747`)
- Bug in clipboard functions on Windows 10 and python 3 (:issue:`14362`, :issue:`12807`)
- Bug in ``.to_clipboard()`` and Excel compat (:issue:`12529`)
<<<<<<< HEAD
- Bug in ``DataFrame.combine_first()`` for integer columns (:issue:`14687`).
- Bug in ``pd.read_csv()`` in which the ``dtype`` parameter was not being respected for empty data (:issue:`14712`)
- Bug in ``pd.read_csv()`` in which the ``nrows`` parameter was not being respected for large input when using the C engine for parsing (:issue:`7626`)
- Bug in ``pd.merge_asof()`` could not handle timezone-aware DatetimeIndex when a tolerance was specified (:issue:`14844`)
=======


- Bug in assignment against datetime-like data with ``int`` may incorrectly converted to datetime-like (:issue:`14145`)
- Bug in assignment against ``int64`` data with ``np.ndarray`` with ``float64`` dtype may keep ``int64`` dtype (:issue:`14001`)



>>>>>>> CLN/BUG: fix ndarray assignment may cause unexpected cast
- Explicit check in ``to_stata`` and ``StataWriter`` for out-of-range values when writing doubles (:issue:`14618`)
- Bug in ``.plot(kind='kde')`` which did not drop missing values to generate the KDE Plot, instead generating an empty plot. (:issue:`14821`)
- Bug in ``unstack()`` if called with a list of column(s) as an argument, regardless of the dtypes of all columns, they get coerced to ``object`` (:issue:`11847`)
2 changes: 2 additions & 0 deletions doc/source/whatsnew/v0.20.0.txt
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Expand Up @@ -446,6 +446,8 @@ Bug Fixes
- Bug in ``GroupBy.get_group()`` failing with a categorical grouper (:issue:`15155`)
- Bug in ``pandas.tools.utils.cartesian_product()`` with large input can cause overflow on windows (:issue:`15265`)

- Bug in assignment against datetime-like data with ``int`` may incorrectly converted to datetime-like (:issue:`14145`)
- Bug in assignment against ``int64`` data with ``np.ndarray`` with ``float64`` dtype may keep ``int64`` dtype (:issue:`14001`)


- Bug in ``.groupby(...).rolling(...)`` when ``on`` is specified and using a ``DatetimeIndex`` (:issue:`15130`)
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5 changes: 0 additions & 5 deletions pandas/types/cast.py
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Expand Up @@ -19,13 +19,8 @@
_ensure_int8, _ensure_int16,
_ensure_int32, _ensure_int64,
_NS_DTYPE, _TD_DTYPE, _INT64_DTYPE,
<<<<<<< HEAD
_POSSIBLY_CAST_DTYPES)
from .dtypes import ExtensionDtype
=======
_DATELIKE_DTYPES, _POSSIBLY_CAST_DTYPES)
from .dtypes import ExtensionDtype, DatetimeTZDtype, PeriodDtype
>>>>>>> CLN/BUG: fix ndarray assignment may cause unexpected cast
from .generic import ABCDatetimeIndex, ABCPeriodIndex, ABCSeries
from .missing import isnull, notnull
from .inference import is_list_like
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0