code: def col_fn(m: common.Measurement) -> Optional[str]:
      return m.description
  
imports: import collections
  import enum
  import itertools
  from typing import DefaultDict, List, Optional, Tuple
  from torch.utils.benchmark.utils import common
  from torch import tensor
label_desc: Use image node_id 3 for calling the Table obj's underlying member method code with example usage: obj.col_fn(m) and returns: m