code: def _blackbox_time(time_scale, blackbox, system):
          
          blackbox = blackbox.reindex()
  
          tpm = run_tpm(system, time_scale, blackbox)
  
          # Universal connectivity, for now.
          n = len(system.node_indices)
          cm = np.ones((n, n))
  
          return SystemAttrs(tpm, cm, system.node_indices, system.state)
docs: Black box the CM and TPM over the given time_scale.