Provenance¶

Defined in dccd.domain.dataset

class Provenance(*, source, derived_from=None)[source]

Bases: BaseModel

Dataset-level lineage metadata (stored in Parquet metadata, not per-row).

Attributes:

sourcestr: Origin description, e.g. "binance:rest" or "kraken:ws".
derived_fromDatasetId or None: Parent dataset when this dataset was derived (e.g. OHLC from trades).