gpt-tokenizer
Version:
A pure JavaScript implementation of a BPE tokenizer (Encoder/Decoder) for GPT-2 / GPT-3 / GPT-4 and other OpenAI models
54 lines • 2.52 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
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return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.resolveEncodingAsync = void 0;
const resolveEncodingAsync = async (encoding) => {
switch (encoding) {
case 'r50k_base':
return Promise.resolve().then(() => __importStar(require('./bpeRanks/r50k_base.js'))).then(({ default: rawBytePairRanks }) => rawBytePairRanks);
case 'p50k_base':
case 'p50k_edit':
return Promise.resolve().then(() => __importStar(require('./bpeRanks/p50k_base.js'))).then(({ default: rawBytePairRanks }) => rawBytePairRanks);
case 'cl100k_base':
return Promise.resolve().then(() => __importStar(require('./bpeRanks/cl100k_base.js'))).then(({ default: rawBytePairRanks }) => rawBytePairRanks);
case 'o200k_base':
return Promise.resolve().then(() => __importStar(require('./bpeRanks/o200k_base.js'))).then(({ default: rawBytePairRanks }) => rawBytePairRanks);
default: {
throw new Error(`Unknown encoding name: ${encoding}`);
}
}
};
exports.resolveEncodingAsync = resolveEncodingAsync;
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