src/transformers/models/wav2vec2_conformer/modeling_wav2vec2_conformer.py/Wav2Vec2ConformerAdapterLayer/__init__
class Wav2Vec2ConformerAdapterLayer:    def __init__(self, config):
        super().__init__()
        self.conv = nn.Conv1d(
            config.output_hidden_size,
            2 * config.output_hidden_size,
            config.adapter_kernel_size,
            stride=config.adapter_stride,
            padding=1,
        )