Mixture of Experts Architecture in Transformer Models

import torch import torch.nn as nn import torch.nn.functional as F   class Expert(nn.Module):     def __init__(self, dim, intermediate_dim):         super().__init__()         self.gate_proj = nn.Linear(dim, intermediate_dim)         self.up_proj = nn.Linear(dim, intermediate_dim)         self.down_proj = nn.Linear(intermediate_dim, dim)…