onnxruntime/js/web/lib/backend-wasm-training.ts
Caroline Zhu 64de71c5e2
[js/web/training] Add CreateTrainingSession (#17891)
### Description
* Adds TrainingSession.create() functionality following the web bindings
for training design doc
* Added 2 new training APIs to wasm/api.h:
   * OrtTrainingGetInputOutputName
   * OrtTrainingGetInputOutputCount
* Moved isOrtEnvInitialized boolean to the wasm-core-impl and added a
method that references it

### Motivation and Context
* Adding web bindings for training

#### Related work
* #16521 allowed for training artifacts to be built
* #17333 added interfaces for training
* #17474 allows for training package to be built + adds training backend
to web package **[MUST BE MERGED IN BEFORE THIS ONE]**

---------

Co-authored-by: Yulong Wang <7679871+fs-eire@users.noreply.github.com>
Co-authored-by: Ashwini Khade <askhade@microsoft.com>
2023-10-26 09:22:10 -07:00

21 lines
1.1 KiB
TypeScript

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
import {InferenceSession, TrainingSessionHandler} from 'onnxruntime-common';
import {OnnxruntimeWebAssemblyBackend} from './backend-wasm';
import {OnnxruntimeWebAssemblyTrainingSessionHandler} from './wasm/session-handler-for-training';
class OnnxruntimeTrainingWebAssemblyBackend extends OnnxruntimeWebAssemblyBackend {
async createTrainingSessionHandler(
checkpointStateUriOrBuffer: string|Uint8Array, trainModelUriOrBuffer: string|Uint8Array,
evalModelUriOrBuffer: string|Uint8Array, optimizerModelUriOrBuffer: string|Uint8Array,
options: InferenceSession.SessionOptions): Promise<TrainingSessionHandler> {
const handler = new OnnxruntimeWebAssemblyTrainingSessionHandler();
await handler.createTrainingSession(
checkpointStateUriOrBuffer, trainModelUriOrBuffer, evalModelUriOrBuffer, optimizerModelUriOrBuffer, options);
return Promise.resolve(handler);
}
}
export const wasmBackend = new OnnxruntimeTrainingWebAssemblyBackend();