Javascript BPE Encoder Decoder for GPT-2 / GPT-3
AboutGPT-2 and GPT-3 use byte pair encoding to turn text into a series of integers to feed into the model. This is a javascript implementation of OpenAI's original python encoder/decoder which can be found here
Install with npmnpm install gpt-3-encoder
Usage
Compatible with Node >= 12
const {encode, decode} = require('gpt-3-encoder') const str = 'This is an example sentence to try encoding out on!' const encoded = encode(str) console.log('Encoded this string looks like: ', encoded) console.log('We can look at each token and what it represents') for(let token of encoded){ console.log({token, string: decode([token])}) } const decoded = decode(encoded) console.log('We can decode it back into:\n', decoded)
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