code: def __init__(self):
      super(MobileV2_MLSD_Large, self).__init__()
  
      self.backbone = MobileNetV2(pretrained=False)
      ## A, B
      self.block15 = BlockTypeA(
          in_c1=64, in_c2=96, out_c1=64, out_c2=64, upscale=False
      )
      self.block16 = BlockTypeB(128, 64)
  
      ## A, B
      self.block17 = BlockTypeA(
          in_c1=32, in_c2=64, out_c1=64, out_c2=64
      )
      self.block18 = BlockTypeB(128, 64)
  
      ## A, B
      self.block19 = BlockTypeA(
          in_c1=24, in_c2=64, out_c1=64, out_c2=64
      )
      self.block20 = BlockTypeB(128, 64)
  
      ## A, B, C
      self.block21 = BlockTypeA(
          in_c1=16, in_c2=64, out_c1=64, out_c2=64
      )
      self.block22 = BlockTypeB(128, 64)
  
      self.block23 = BlockTypeC(64, 16)
  
imports: import os
  import sys
  import torch
  import torch.nn
  import torch.utils.model_zoo
  from torch.nn import functional
label_desc: Use image node_id 1 to create a new MobileV2_MLSD_Large object from inherited base classes: nn with example: obj = MobileV2_MLSD_Large()