Accelerator¶

class lightning.fabric.accelerators.Accelerator[source]¶

Bases: ABC

The Accelerator base class.

An Accelerator is meant to deal with one type of hardware.

Warning

Writing your own accelerator is an experimental feature.

abstract static auto_device_count()[source]¶

Get the device count when set to auto.

abstract static get_parallel_devices(devices)[source]¶

Gets parallel devices for the Accelerator.

abstract static is_available()[source]¶

Detect if the hardware is available.

abstract static parse_devices(devices)[source]¶

Accelerator device parsing logic.

abstract setup_device(device)[source]¶

Create and prepare the device for the current process.

abstract teardown()[source]¶

Clean up any state created by the accelerator.