code: def forward(self, x):
      return self._attention(x)
  
imports: import copy
  from collections import OrderedDict
  from dataclasses import dataclass
  from typing import Optional
  import torch
  import warnings
  from torch import nn
  import torch.nn.functional
label_desc: Use image node_id 2 for calling the SqueezeAndExcitationTRT obj's underlying member method code with example usage: obj.forward(x) and returns: self