tfx.orchestration.portable.python_driver_operator.PythonDriverOperator

View source on GitHub

PythonDriverOperator handles python class based driver's init and execution.

Inherits From: BaseDriverOperator

tfx.orchestration.portable.python_driver_operator.PythonDriverOperator(
    driver_spec: message.Message,
    mlmd_connection: tfx.orchestration.metadata.Metadata
)

Args
driver_spec	The specification of how to initialize the driver.
mlmd_connection	ML metadata connection.

Raises
RuntimeError	if the driver_spec is not supported.

Methods

run_driver

View source

run_driver(
    execution_info: tfx.orchestration.portable.data_types.ExecutionInfo
) -> driver_output_pb2.DriverOutput

Invokes the driver with inputs provided by the Launcher.

Args
execution_info	data_types.ExecutionInfo containing information needed for driver execution.

Returns
An DriverOutput instance.

Class Variables
SUPPORTED_EXECUTABLE_SPEC_TYPE