Auto-detect wordpiece tokenizer when model.type is missing #1151
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pcuenca
reviewed
Jan 16, 2025
| if (config.vocab) { | ||
| if (Array.isArray(config.vocab)) { | ||
| // config.vocab is of type `[string, number][]` | ||
| // @ts-ignore | ||
| return new Unigram(config, ...args); | ||
| } else if (typeof config.vocab === 'object' && config.continuing_subword_prefix && config.unk_token) { |
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Some old wordpiece tokenizers do not have
model.typesaved inside tokenizer.json. This PR adds logic to auto-detect when this is the case. Thanks to @pcuenca for finding this! 🤗