DestDef

class

class DestDef(
    type_: str,
    system: str,
    dest_version: str,
    conn: Type[Conn],
    dest: Type[D],
    cardinality: Callable[[D], int],
    plugin: Type[DestPlugin],
    explorer: Type[Explorer] | None,
    icon: str | None,
)

Categories: spi

Entry-point registration for a Dest binding.

Registered via the tabsdatak.connectors entry point. Binds a Dest config type to the DestPlugin that writes it.

Parameters

parameter

type_str

Wire-stable identifier, unique across all plugins (e.g. "s3-file-out").

parameter

systemstr

Human-readable name of the target system (e.g. "AWS S3"); shown by tdk connection types.

parameter

dest_versionstr

Connector schema version.

parameter

connType[Conn]

Concrete Conn subclass the destination binds to.

parameter

destType[D]

Concrete Dest subclass this binding registers.

parameter

cardinalityCallable[[D], int]

Callable returning the number of input slots dest declares (e.g. lambda d: len(d.paths)).

parameter

pluginType[DestPlugin]

DestPlugin subclass implementing write_out.

parameter

explorerType[Explorer] | None

Optional Explorer for tooling.

parameter

iconstr | None

Path to the connector's icon relative to the tabsdatak namespace root, or None for none.