code: def _stop_timer(self, name):
      if self.timers:
          self.timers(name).stop()
  
imports: import torch
  from deepspeed import comm
  from deepspeed.utils.logging import logger
  from deepspeed.runtime.swap_tensor.utils import swap_out_tensors, SwapBuffer
label_desc: Use image node_id 19 for calling the AsyncTensorSwapper obj's underlying member method code with example usage: obj._stop_timer(name) without return types