code: def test_whe_set_default_n_jobs_then_global_parameter_set_correctly():
      tmp_default = config.default_n_jobs
      set_default_n_jobs(42)
  
      assert config.default_n_jobs == 42
      set_default_n_jobs(tmp_default)
  
label_desc: Use image node_id 2 for calling a global function with example usage: test_whe_set_default_n_jobs_then_global_parameter_set_correctly() without return types