code: def forward(self, x):
      if self.inplace:
          x.mul_(torch.sigmoid(x))
          return x
      else:
          return x * torch.sigmoid(x)
  
file_path: pytorch_geometric/graphgym/custom_graphgym/act/example.py
imports: from functools import partial
  import torch
  import torch.nn
  from torch_geometric.graphgym.config import cfg
  from torch_geometric.graphgym.register import register_act
label_desc: Use image node_id 2 for calling the SWISH obj's underlying member method code with example usage: obj.forward(x) and returns: x, unknown