code: def get_sized_buffer(buffer, num_elems):
      assert (
          num_elems <= buffer.numel()
      ), f"num_elems {num_elems} > buffer {buffer.numel()}"
      return (
          buffer.narrow(0, 0, num_elems)
          if num_elems < buffer.numel()
          else buffer
      )
  
imports: import torch
  from deepspeed.utils.logging import logger
  from deepspeed import comm
label_desc: Use image node_id 4 for calling a global function with example usage: get_sized_buffer(buffer, num_elems) and returns: unknown