bigframes.extensions.core.dataframe_accessor.AIAccessor

class bigframes.extensions.core.dataframe_accessor.AIAccessor(obj: T)

DataFrame accessor for BigQuery AI functions.

forecast(*, data_col: str, timestamp_col: str, model: str = 'TimesFM 2.0', id_cols: Iterable[str] | None = None, horizon: int = 10, confidence_level: float = 0.95, context_window: int | None = None, output_historical_time_series: bool = False, session: bigframes.session.Session | None = None) → T

Forecast time series at future horizon using BigQuery AI.FORECAST.

This is an accessor for bigframes.bigquery.ai.forecast(). See that function’s documentation for detailed parameter descriptions and examples.