8000 DEPR: DataFrame/Series.slice_shift by erfannariman · Pull Request #37601 · pandas-dev/pandas · GitHub
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DEPR: DataFrame/Series.slice_shift #37601

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Merged
merged 9 commits into from
Nov 4, 2020
Merged

DEPR: DataFrame/Series.slice_shift #37601

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2cb94d8
depr slice_shift
erfannariman Nov 3, 2020
93ed6fb
added test for depr
erfannariman Nov 3, 2020
e4d8b67
added whatsnew entryr
erfannariman Nov 3, 2020
9446191
newline
erfannariman Nov 3, 2020
7bda841
changes black:
erfannariman Nov 3, 2020
14052c6
remove slice_shift from test finalize
erfannariman Nov 3, 2020
325599f
blank lines whatsnew
erfannariman Nov 3, 2020
b610e31
fix for docstring
erfannariman Nov 3, 2020
fbcb7a2
remove pd in test
erfannariman Nov 3, 2020
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depr slice_shift
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@erfannariman
erfannariman committed Nov 3, 2020
commit 2cb94d87d5dcb31ff685bae46fba832205c15f1a
11 changes: 11 additions & 0 deletions pandas/core/generic.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9351,6 +9351,9 @@ def slice_shift(self: FrameOrSeries, periods: int = 1, axis=0) -> FrameOrSeries:
The shifted data will not include the dropped periods and the
shifted axis will be smaller than the original.

.. deprecated:: 1.2.0
slice_shift is deprecated, use DataFrame/Series.shift instead.

Parameters
----------
periods : int
Expand All @@ -9365,6 +9368,14 @@ def slice_shift(self: FrameOrSeries, periods: int = 1, axis=0) -> FrameOrSeries:
While the `slice_shift` is faster than `shift`, you may pay for it
later during alignment.
"""

msg = (
"The 'slice_shift' method is deprecated "
"and will be removed in a future version. "
"You can use DataFrame/Series.shift instead"
)
warnings.warn(msg, FutureWarning, stacklevel=2)

if periods == 0:
return self

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