code: def main():
      if len(sys.argv) < 2:
          return
      test = sys.argv[1]
      with open("tests_to_run", "w") as f:
          if "," in test:
              f.write(test + "\n")
          else:
              for backend in BACKENDS:
                  f.write(f"{test},{backend}\n")
  
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types