code: def forward(self, x):
      if self.transposed:
          x = self.pool(x)
  
imports: import torch
  import torch.nn.functional
  from einops import rearrange, reduce, repeat
  from torch import nn
  from espnet2.asr.state_spaces.base import SequenceModule
  from espnet2.asr.state_spaces.components import LinearActivation
label_desc: Use image node_id 2 for calling the DownPool2d obj's underlying member method code with example usage: obj.forward(x) without return types