* add new test
* add a feature to same the sentencepiece tokenizer model when the init file was deleted
* update marian
* update m2m_100
* fix marian
* update speech to text
* override test for layoutxlm
* fix saving bartpho
* remove harcoded values bartpho
* special token string version
* finish bartpho
* override layoutxml test
* add mbart
* move special tokens list
* format
* Revert "format"
This reverts commit 37a40df379.
* simplify list of string of special tokens
* Re-write `self.fairseq_tokens_to_ids ` initialization logic with special tokens
Co-authored-by: Sylvain Gugger <sylvain.gugger@gmail.com>
Co-authored-by: Sylvain Gugger <sylvain.gugger@gmail.com>