code: def forward(self, x):
      x = self.fc(x)
      x = self.bn(x)
      out = x
      return out
  
imports: import pytest
  import torch
  from nemo.core import NeuralModule
  from nemo.core.classes.mixins import adapter_mixin_strategies, adapter_mixins
  from nemo.core.classes.mixins.adapter_mixins import AdapterModuleMixin
label_desc: Use image node_id 2 for calling the DefaultModule obj's underlying member method code with example usage: obj.forward(x) and returns: out