code: def main():
      benchmark_main_helper(
          mem_eff_attention_fw, CASES, min_run_time=min_run_time
      )
      benchmark_main_helper(
          mem_eff_attention_bw, CASES, min_run_time=min_run_time
      )
  
file_path: xformers/xformers/benchmarks/benchmark_mem_eff_attention.py
imports: import itertools
  import random
  from functools import partial
  import torch
  from torch.utils import benchmark
  from utils import benchmark_main_helper
  import xformers.ops
  import xformers.ops.fmha
  from xformers.attn_bias_utils import create_attn_bias
label_desc: Use image node_id 7 for calling a global function with example usage: main() without return types