code: def forward(self, x):
      out = self.conv(F.relu(self.bn(x)))
      out = F.avg_pool2d(out, 2)
      return out
  
imports: import math
  import torch
  import torch.nn
  import torch.nn.functional
  from ..tools.custom_modules import FakeReLU
label_desc: Use image node_id 2 for calling the Transition obj's underlying member method code with example usage: obj.forward(x) and returns: out