code: def sum(a, b):
      return ((a + b).sum(),)
  
imports: import argparse
  import inspect
  import sys
  import numpy
  import tabulate
  import torch
  import torch._inductor
  from torch._dynamo.backends.cudagraphs import cudagraphs_inner
  from torch._dynamo.testing import same
  from torch._inductor.compile_fx import compile_fx
  from torch._inductor.utils import timed
label_desc: Use image node_id 5 for calling the MicroBenchmarks obj's underlying member method code with example usage: obj.sum(a, b) and returns: unknown