code: def _complete_swap_out(self, swap_out_type):
      self.swap_ops[swap_out_type].wait()
      self.swap_buffer_manager.free(
          self.swap_ops[swap_out_type].allocated_buffers
      )
      self.swap_ops[swap_out_type] = None
  
imports: from deepspeed.ops.op_builder import AsyncIOBuilder
  from deepspeed import comm
  from deepspeed.runtime.swap_tensor.constants import *
  from deepspeed.runtime.swap_tensor.utils import swap_in_tensors, swap_out_tensors, print_object
  from deepspeed.runtime.swap_tensor.async_swapper import AsyncTensorSwapper
  from deepspeed.runtime.swap_tensor.utils import get_sized_buffer
  from deepspeed.runtime.swap_tensor.optimizer_utils import OptimizerSwapper
label_desc: Use image node_id 8 for calling the PipelinedOptimizerSwapper obj's underlying member method code with example usage: obj._complete_swap_out(swap_out_type) without return types