rolling#
- cudf._lib.pylibcudf.rolling.rolling_window(signatures, args, kwargs, defaults, _fused_sigindex={})#
Perform a rolling window operation on a column
For details, see
cudf::rolling_windowdocumentation.- Parameters:
- sourceColumn
The column to perform the rolling window operation on.
- preceding_windowUnion[Column, size_type]
The column containing the preceding window sizes or a scalar value indicating the sizes of all windows.
- following_windowUnion[Column, size_type]
The column containing the following window sizes or a scalar value indicating the sizes of all windows.
- min_periodsint
The minimum number of periods to include in the result.
- aggAggregation
The aggregation to perform.
- Returns:
- Column
The result of the rolling window operation.