/**
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* @license
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* Copyright 2020 Google LLC. All Rights Reserved.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* =============================================================================
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*/
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// tslint:disable-next-line: no-imports-from-dist
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import * as tensorflow from '@tensorflow/tfjs-converter/dist/data/compiled_api';
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import {io} from '@tensorflow/tfjs-core';
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import * as fs from 'fs';
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import {CustomTFJSBundleConfig} from './types';
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import {bail} from './util';
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export function getOpsForConfig(
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// tslint:disable-next-line: no-any
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config: CustomTFJSBundleConfig, kernelToOps: any) {
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// This will return a list of ops used by the model.json(s) passed in.
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const results: Set<string> = new Set();
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let modelJson;
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for (const modelJsonPath of config.models) {
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try {
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modelJson = JSON.parse(fs.readFileSync(modelJsonPath, 'utf-8'));
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} catch (e) {
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bail(`Error loading JSON file ${modelJsonPath}`);
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}
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const ops = getOps(modelJson, kernelToOps);
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ops.forEach((op: string) => results.add(op));
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}
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return Array.from(results);
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}
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export function getOps(
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// tslint:disable-next-line: no-any
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modelJson: io.ModelArtifacts, kernelToOp: any): string[] {
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const results: Set<string> = new Set();
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const addOpsToResults = (kernel: string) => {
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const ops = kernelToOp[kernel];
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if (ops == null) {
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console.warn(
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`Kernel => Op warning: could not find op mapping for kernel ${
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kernel}`);
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}
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ops.forEach((op: string) => {
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results.add(op);
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});
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};
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const graph = modelJson.modelTopology as tensorflow.IGraphDef;
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// Parse nodes
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if (graph.node != null) {
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graph.node.forEach((node) => {
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addOpsToResults(node.op);
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});
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}
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// Parse functionDef nodes
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if (graph.library != null && graph.library.function != null) {
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graph.library.function.forEach((functionDef) => {
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const nodeDef = functionDef.nodeDef;
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if (nodeDef != null) {
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nodeDef.forEach((node) => {
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addOpsToResults(node.op);
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});
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}
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});
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}
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return Array.from(results);
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}
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