code: def free_storage(data: torch.Tensor) -> None:
      """Free underlying storage of a Tensor."""
      if data.storage().size() > 0:
          # Since we're modifying the Tensor's Storage directly, make sure the Tensor
          # is the sole occupant of the Storage.
          assert data.storage_offset() == 0
          data.storage().resize_(0)
  
imports: from collections import OrderedDict
  from functools import partial
  from typing import Iterable, Optional, Set
  import torch
  import torch.distributed
  from colossalai.legacy.tensor import ProcessGroup
  from colossalai.utils import is_ddp_ignored
  from .reducer import Reducer
label_desc: Use image node_id 1 for calling a global function with example usage: free_storage(data) without return types