code: def _convert(x):
      if torch.is_tensor(x):
          return x.detach().cpu().numpy()
      else:
          return x
  
imports: import os
  import torchnet
  import torch
  from typing import Dict, Any
  import wandb
  from torch.utils.tensorboard import SummaryWriter
  import logging
  from torch_points3d.models import model_interface
label_desc: Use image node_id 8 for calling the BaseTracker obj's underlying member method code with example usage: obj._convert(x) and returns: x, x