compute.device · thing ·

deviceBackendContract

A device backend contract record carrying backend, family, tensorExecutionSupported, graphExecutionSupported, kernelExecutionSupported, and related state.

computecompute.devicecpudevicemethodsource-examplethingyeho

Inspect device capability catalogs and model resource lifetimes and placement decisions.

external thing deviceBackendContract

Status: source-declared

Fields and methods (8)
text backend
Stores backend as text.
text family
Stores family as text.
bool tensorExecutionSupported
Stores tensor execution supported as bool.
bool graphExecutionSupported
Stores graph execution supported as bool.
bool kernelExecutionSupported
Stores kernel execution supported as bool.
text notes
Stores notes as text.
deviceBackendContract(text backend, text family, bool tensorExecutionSupported, bool graphExecutionSupported, bool kernelExecutionSupported, text notes)
Device backend contract.
Describe() returns text
Describe. Complete example

Use deviceBackendContract

A complete small caller. Values are illustrative; check the returned result and package requirements before connecting live resources.

cpu · source-example · type checked

using compute.device

// Inspect device capability catalogs and model resource lifetimes and placement decisions.
deviceBackendContract sample = deviceBackendContract("cpu-oracle", "cpu", true, true, true, "notes")
Console.Log(Text.From(sample.backend))
project.mech
manifestVersion = "2"
package = "api.example.compute_device__devicebackendcontract"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"

[[dependencies]]
package = "compute.buffer"
version = "0.1.0"
path = "../../../yeho/packages/compute/buffer"

[[dependencies]]
package = "compute.device"
version = "0.1.0"
path = "../../../yeho/packages/compute/device"

[[dependencies]]
package = "compute.tensor"
version = "0.1.0"
path = "../../../yeho/packages/compute/tensor"

[[dependencies]]
package = "console"
version = "0.1.0"
path = "../../../yeho/packages/console"

[[dependencies]]
package = "diagnostics"
version = "0.1.0"
path = "../../../yeho/packages/diagnostics"

deviceBackendContract.Describe

A complete caller for this public method. Sample inputs are illustrative; native resources require their owning lifecycle.

cpu · method · source-example · type checked

using compute.device

// Describe.
deviceBackendContract instance = deviceBackendContract("cpu-oracle", "cpu", true, true, true, "notes")
text result = instance.Describe()
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.compute_device__devicebackendcontract"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"

[[dependencies]]
package = "compute.buffer"
version = "0.1.0"
path = "../../../yeho/packages/compute/buffer"

[[dependencies]]
package = "compute.device"
version = "0.1.0"
path = "../../../yeho/packages/compute/device"

[[dependencies]]
package = "compute.tensor"
version = "0.1.0"
path = "../../../yeho/packages/compute/tensor"

[[dependencies]]
package = "console"
version = "0.1.0"
path = "../../../yeho/packages/console"

[[dependencies]]
package = "diagnostics"
version = "0.1.0"
path = "../../../yeho/packages/diagnostics"
Notes and source

Package presence and a declaration do not establish support on every host. Host services need their platform and lifecycle setup.

yeho/packages/compute/device/device.yh:144