polars.Series.shift¶
- Series.shift(periods: int = 1) polars.internals.series.Series ¶
Shift the values by a given period and fill the parts that will be empty due to this operation with Nones.
- Parameters
- periods
Number of places to shift (may be negative).
Examples
>>> s = pl.Series("a", [1, 2, 3]) >>> s.shift(periods=1) shape: (3,) Series: 'a' [i64] [ null 1 2 ] >>> s.shift(periods=-1) shape: (3,) Series: 'a' [i64] [ 2 3 null ]