code: def gelu_fast(x):
      return (
          0.5
          * x
          * (
              1.0
              + torch.tanh(x * 0.7978845608 * (1.0 + 0.044715 * x * x))
          )
      )
  
imports: import time
  import torch
  from torch import nn
  from hivemind.moe.server.layers.custom_experts import register_expert_class
label_desc: Use image node_id 1 for calling a global function with example usage: gelu_fast(x) and returns: unknown