code: def d4_labels_augment(labels: Tensor) -> Tensor:
      return torch.cat(
          [
              labels,
              labels,
              labels,
              labels,
              labels,
              labels,
              labels,
              labels,
          ],
          dim=0,
      )
  
imports: from collections import defaultdict
  from functools import partial
  from typing import Tuple, List, Optional, Union, Callable, Dict, Mapping
  import torch
  from torch import Tensor, nn
  from .None import functional
  from ..utils.support import pytorch_toolbelt_deprecated
label_desc: Use image node_id 25 for calling a global function with example usage: d4_labels_augment(labels) and returns: torch