def METHOD_NAME(self):
    extra_repr_str = 'in_features={}, out_features={}, dtype={}'.format(
        self.in_features, self.out_features, self._packed_params.dtype
    )
    if self._packed_params.dtype == torch.qint8:
        extra_repr_str += f', qscheme={self.weight().qscheme()}'
    return extra_repr_str