class_docstr: Squeeze-and-Excitation (SE) block w/ Swish: AvgPool, FC, Swish, FC, Sigmoid.
code: def forward(self, x):
      x_in = x
      for module in self.children():
          x = module(x)
      return x_in * x
  
file_path: SlowFast/slowfast/models/operators.py
imports: import math
  import torch
  import torch.nn
  import torch.nn.functional
  import torchvision
  from slowfast.models.utils import get_gkern
  from pytorchvideo.layers.swish import Swish
label_desc: Use image node_id 3 for calling the SE obj's underlying member method code with example usage: obj.forward(x) and returns: unknown