code: def _add(x, y):
      return x + y
  
file_path: interpret/python/powerlift/tests/powerlift/bench/test_experiment.py
imports: from powerlift.bench import Experiment, Store
  from powerlift.executors.docker import InsecureDocker
  from powerlift.executors.localmachine import LocalMachine
  from powerlift.executors.azure_ci import AzureContainerInstance
  import pytest
  import os
label_desc: Use image node_id 1 for calling a global function with example usage: _add(x, y) and returns: unknown