FileDataset

class lsst.daf.butler.FileDataset(path: str | ParseResult | ResourcePath | Path, refs: DatasetRef | list[lsst.daf.butler._dataset_ref.DatasetRef], *, formatter: str | type[lsst.daf.butler._formatter.Formatter] | Formatter | None = None)

Bases: object

A struct that represents a dataset exported to a file.

Attributes Summary

formatter	A Formatter class or fully-qualified name.
path	Path to the dataset (lsst.resources.ResourcePath or str).
refs	Registry information about the dataset.

Attributes Documentation

formatter: str | type[lsst.daf.butler._formatter.Formatter] | Formatter | None

A Formatter class or fully-qualified name.

path: str | ResourcePath

Path to the dataset (lsst.resources.ResourcePath or str).

If the dataset was exported with transfer=None (i.e. in-place), this is relative to the datastore root (only datastores that have a well-defined root in the local filesystem can be expected to support in-place exports). Otherwise this is relative to the directory passed to Datastore.export.

refs: list[lsst.daf.butler._dataset_ref.DatasetRef]

Registry information about the dataset. (list of DatasetRef).