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## Why should you use this and not the tiktoken included in the orignal model?
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1. Original tokenizer pad the vocabulary to correct size with `<extra_N>` tokens but encoder never uses them
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modified from original code @ https://huggingface.co/Xenova/dbrx-instruct-tokenizer
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## Why should you use this and not the tiktoken included in the orignal model?
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1. Original tokenizer pad the vocabulary to correct size with `<extra_N>` tokens but encoder never uses them
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2. Original tokenizer use eos as pad token which may confuse trainers to mask out the eos token so model never output eos.
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3. [PEDNING] config.json embedding size of "vocab_size": 100352 does not match 100277
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modified from original code @ https://huggingface.co/Xenova/dbrx-instruct-tokenizer
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