src/transformers/models/data2vec/modeling_data2vec_audio.py/Data2VecAudioEncoder/__init__
class Data2VecAudioEncoder:    def __init__(self, config):
        super().__init__()
        self.config = config
        self.pos_conv_embed = Data2VecAudioPositionalConvEmbedding(config)
        self.layer_norm = nn.LayerNorm(config.hidden_size, eps=config.layer_norm_eps)
        self.dropout = nn.Dropout(config.hidden_dropout)
        self.layers = nn.ModuleList([Data2VecAudioEncoderLayer(config) for _ in range(config.num_hidden_layers)])
        self.gradient_checkpointing = False