src/transformers/models/audio_spectrogram_transformer/modeling_audio_spectrogram_transformer.py/ASTModel/__init__
class ASTModel:    def __init__(self, config: ASTConfig):
        super().__init__(config)
        self.config = config

        self.embeddings = ASTEmbeddings(config)
        self.encoder = ASTEncoder(config)

        self.layernorm = nn.LayerNorm(config.hidden_size, eps=config.layer_norm_eps)

        # Initialize weights and apply final processing
        self.post_init()