lsst.scarlet.lite.io.migration.MigrationRegistry Class Reference

Static Public Member Functions
None	register (str type_name, str from_version, Migrator migrator)
None	set_current (str data_type, str version)
dict	migrate (str data_type, dict data)

Static Public Attributes
dict	registry = {}
dict	current = {}

Detailed Description

Manages migration of data between different schema versions.

Member Function Documentation

migrate()

dict lsst.scarlet.lite.io.migration.MigrationRegistry.migrate ( str data_type, dict data )

static

Migrate data to the current schema version.

Parameters
----------
data :
    The data to migrate. Must contain 'type' and 'version' keys.

Returns
-------
result :
    The migrated data.

register()

None lsst.scarlet.lite.io.migration.MigrationRegistry.register ( str type_name, str from_version, Migrator migrator )

static

Register a migration function from one version to another.

set_current()

None lsst.scarlet.lite.io.migration.MigrationRegistry.set_current ( str data_type, str version )

static

Set the current version for a given data type.

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The documentation for this class was generated from the following file:

• python/lsst/scarlet/lite/io/migration.py