code: def omp_in_parallel():
      import omp
  
      serial = 1
      isparallel = 0
  
      serial = omp.in_parallel()
  
      if "omp parallel num_threads(2)":
          num_threads = omp.get_num_threads()
          if "omp single":
              isparallel = omp.in_parallel()
  
      if "omp parallel":
          if "omp single":
              pass
  
      return bool(not serial and isparallel) or num_threads == 1
  
label_desc: Use image node_id 1 for calling a global function with example usage: omp_in_parallel() and returns: unknown