code: def no_sync(self) -> Generator:
      ...
  
imports: from contextlib import contextmanager
  from dataclasses import dataclass
  from typing import Any, Generator, Iterator, List, Mapping, Optional, Protocol, Sequence, Tuple, Type, TypedDict, Union, runtime_checkable
  import torch
  from torch import Tensor
  from torch.optim import Optimizer
  from torchmetrics import Metric
  from typing_extensions import NotRequired, Required
  from lightning.fabric.utilities.types import _TORCH_LRSCHEDULER, LRScheduler, ProcessGroup, ReduceLROnPlateau
label_desc: Use image node_id 2 for calling the DistributedDataParallel obj's underlying member method code with example usage: obj.no_sync() without return types