Not able to import MBart50TokenizerFast from transformers
Hi I am not able to import MBart50TokenizerFast from transformers. Below is the error that it is givingIn [6]: from transformers import MBartForConditionalGeneration, MBart50TokenizerFast
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ImportError                               Traceback (most recent call last)
<ipython-input-6-6bac02268080> in <module>
----> 1 from transformers import MBartForConditionalGeneration, MBart50TokenizerFast

ImportError: cannot import name 'MBart50TokenizerFast' from 'transformers' (unknown location)Below are the transformers and torch versions$ pip freeze | grep transformers
transformers==4.3.2
$ pip freeze | grep torch
torch==1.7.1
2021-02-18T10:16:33Z
AFAIK this model+tokenizer is not part of a full release yet. You’ll have to install from the master branch to use it.
2021-06-01T12:58:04Z
@BramVanroyhow do I do that?
2021-06-03T12:02:16Z
Installation — transformers 4.5.0.dev0 documentation (huggingface.co)