Text classification task guide
Token classification task guide
Question answering task guide
Masked language modeling task guide
Multiple choice task guide

MPNetConfig
[[autodoc]] MPNetConfig
MPNetTokenizer
[[autodoc]] MPNetTokenizer
    - build_inputs_with_special_tokens
    - get_special_tokens_mask
    - create_token_type_ids_from_sequences
    - save_vocabulary
MPNetTokenizerFast
[[autodoc]] MPNetTokenizerFast