src/transformers/models/esm/modeling_esmfold.py/EsmFoldLayerNorm/__init__
class EsmFoldLayerNorm:    def __init__(self, c_in, eps=1e-5):
        super().__init__()

        self.c_in = (c_in,)
        self.eps = eps

        self.weight = nn.Parameter(torch.ones(c_in))
        self.bias = nn.Parameter(torch.zeros(c_in))