DataFrame.slice_shift()
pandas.DataFrame.slice_shift
-
DataFrame.slice_shift(periods=1, axis=0)
-
Equivalent to
shift
without copying data. The shifted data will not include the dropped periods and the shifted axis will be smaller than the original.Parameters: periods : int
Number of periods to move, can be positive or negative
Returns: shifted : same type as caller
Notes
While the
slice_shift
is faster thanshift
, you may pay for it later during alignment.
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© 2008–2014 the pandas development team
Licensed under the 3-clause BSD License.
http://pandas.pydata.org/pandas-docs/version/0.18.1/generated/pandas.DataFrame.slice_shift.html