def berard_256_3_3(args):
    """Used in
    * "Harnessing Indirect Training Data for End-to-End Automatic Speech
    Translation: Tricks of the Trade" (https://arxiv.org/abs/1909.06515)
    * "CoVoST: A Diverse Multilingual Speech-To-Text Translation Corpus"
    (https://arxiv.org/pdf/2002.01320.pdf)
    * "Self-Supervised Representations Improve End-to-End Speech Translation"
    (https://arxiv.org/abs/2006.12124)
    """
    args.decoder_num_layers = getattr(args, "decoder_num_layers", 3)
    berard(args)
Used in
* "Harnessing Indirect Training Data for End-to-End Automatic Speech
Translation: Tricks of the Trade" (https://arxiv.org/abs/1909.06515)
* "CoVoST: A Diverse Multilingual Speech-To-Text Translation Corpus"
(https://arxiv.org/pdf/2002.01320.pdf)
* "Self-Supervised Representations Improve End-to-End Speech Translation"
(https://arxiv.org/abs/2006.12124)
fairseq/models/speech_to_text/berard.py