code: def __init__(self):
      super(DummyBlock, self).__init__()
  
      self.conv = nn.Conv2d(10, 10, 2)
      self.bn = nn.BatchNorm2d(10, affine=True)
  
imports: import unittest
  import torch
  import torch.nn
  from apex.fp16_utils import FP16Model
label_desc: Use image node_id 1 to create a new DummyBlock object from inherited base classes: nn with example: obj = DummyBlock()