shift

Returns a TimeSeries that is shifted in time by the number of specified observations.

The function takes a Timeseries as the first parameter and an integer (positive or negative).

Syntax

shift(series, number)

Example

input = TimeSeries("DAILY")
input.add("2020-11-01", 10)
input.add("2020-11-02", 12)
input.add("2020-11-03", 12.9)
input.add("2020-11-04", 11.5)
input.add("2020-11-05", 11.9)

prior = shift(input, -1)
print prior.values

[
2020-10-31  10
2020-11-01  12
2020-11-02  12.900000
2020-11-03  11.500000
2020-11-04  11.900000
]