code: def _load_pretrained_model(self):
      pretrain_dict = model_zoo.load_url(
          "https://download.pytorch.org/models/mobilenet_v2-b0353104.pth"
      )
      model_dict = {}
      state_dict = self.state_dict()
      for k, v in pretrain_dict.items():
          if k in state_dict:
              model_dict[k] = v
      state_dict.update(model_dict)
      self.load_state_dict(state_dict)
  
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 4 for calling the MobileNetV2 obj's underlying member method code with example usage: obj._load_pretrained_model() without return types