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paguro.Dataset[VFM: paguro.models.vfm.vfmodel.VFrameModel]].group_by_dynamic(index_column: IntoExpr, *, every: str | timedelta, period: str | timedelta | None =
None, offset: str | timedelta | None =None, include_boundaries: bool =False, closed: ClosedInterval ='left', label: Label ='left', group_by: IntoExpr | Iterable[IntoExpr] | None =None, start_by: StartBy ='window') _GroupBy[Dataset] Polars’ group_by_dynamic.