make_test_formatter

lsst.images.tests.make_test_formatter(formatter_cls: type[F], pytype: type, *, location: str = '/tmp/test.fits', parameters: dict[str, Any] | None = None, write_parameters: dict[str, Any] | None = None) → F

Construct a butler formatter wired to a minimal DatasetRef.

Intended for unit tests that exercise formatter logic without a full butler. pytype is wrapped in a fresh StorageClass whose name is taken from the class.