class_docstr: Swish function
class_docstr_tok: ["Swish","function"]
code: def forward(self, x):
      return x * self.act(x)
  
imports: import math
  import warnings
  from typing import Dict, Optional, Tuple
  import torch
  import torch.nn.functional
  from torch import Tensor, nn
  from torch.nn import Parameter
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: unknown