code: def engine_data(engine):
      
      views = ("default", "main", "started", "stopped", "complete",
               "incomplete", "seeding", "leeching", "active", "messages")
      methods = [
          "throttle.global_up.rate", "throttle.global_up.max_rate",
          "throttle.global_down.rate", "throttle.global_down.max_rate",
      ]
  
      # Get data via multicall
      proxy = engine.open()
      calls = [dict(methodName=method, params=[]) for method in methods] \
            + [dict(methodName="view.size", params=['', view]) for view in views]
      result = proxy.system.multicall(calls, flatten=True)
  
      # Build result object
      data = dict(
          now         = time.time(),
          engine_id   = engine.engine_id,
          versions    = engine.versions,
          uptime      = engine.uptime,
          upload      = [result[0], result[1]],
          download    = [result[2], result[3]],
          views       = dict([(name, result[4+i])
              for i, name in enumerate(views)
          ]),
      )
  
      return data
docs: Get important performance data and metadata from rTorrent.