code: def track_battery(self):
      try:
          battery = psutil.sensors_battery()._asdict()
      except AttributeError as e:
          return
      except FileNotFoundError as e:
          return
  
      self.data.update(
          {
              "battery.percent": battery["percent"],
              "battery.power_plugged": battery["power_plugged"],
              "battery.secsleft": battery["secsleft"],
          }
      )
  
imports: import time
  from pathlib import Path
  import psutil
  from labml import logger
  from labml.internal.computer.monitor.process import ProcessMonitor
  from labml.logger import Text
  from labml.utils.notice import labml_notice
label_desc: Use image node_id 13 for calling the Scanner obj's underlying member method code with example usage: obj.track_battery() without return types