StoredDatastoreItemInfo

class lsst.daf.butler.StoredDatastoreItemInfo

Bases: object

Internal information associated with a stored dataset in a Datastore.

This is an empty base class. Datastore implementations are expected to write their own subclasses.

Attributes Summary

dataset_id

Dataset ID associated with this record (DatasetId)

Methods Summary

file_location(factory)	Return the location of artifact.
from_record(record)	Create instance from database record.
to_record()	Convert record contents to a dictionary.
update(**kwargs)	Create a new class with everything retained apart from the specified values.

Attributes Documentation

dataset_id

Dataset ID associated with this record (DatasetId)

Methods Documentation

file_location(factory: LocationFactory) → Location

Return the location of artifact.

Parameters:

factoryLocationFactory

Factory relevant to the datastore represented by this item.

Returns:

locationLocation

The location of the item within this datastore.

classmethod from_record(record: Mapping[str, Any]) → StoredDatastoreItemInfo

Create instance from database record.

Parameters:

recorddict

The record associated with this item.

Returns:

infoinstance of the relevant type.

The newly-constructed item corresponding to the record.

to_record() → Dict[str, Any]

Convert record contents to a dictionary.

update(**kwargs: Any) → StoredDatastoreItemInfo

Create a new class with everything retained apart from the specified values.