CollectionType

class lsst.daf.butler.registry.CollectionType

Bases: enum.IntEnum

Enumeration used to label different types of collections.

Attributes Summary

CHAINED	A CHAINED collection is simply an ordered list of other collections to be searched.
RUN	A RUN collection (also just called a ‘run’) is the initial collection a dataset is inserted into and the only one it can never be removed from.
TAGGED	Datasets can be associated with and removed from TAGGED collections arbitrarily.

Attributes Documentation

CHAINED = 3

A CHAINED collection is simply an ordered list of other collections to be searched. These may include other CHAINED collections.

RUN = 1

A RUN collection (also just called a ‘run’) is the initial collection a dataset is inserted into and the only one it can never be removed from.

Within a particular run, there may only be one dataset with a particular dataset type and data ID.

TAGGED = 2

Datasets can be associated with and removed from TAGGED collections arbitrarily.

Within a particular tagged collection, there may only be one dataset with a particular dataset type and data ID.