code: def __init__(self, cgroup_filesystem_reader, system_monitor):
      self.__cgroup_filesystem_reader = cgroup_filesystem_reader
      self.__system_monitor = system_monitor
  
      self.__last_cpu_usage_measurement_timestamp_nanos = None
      self.__last_cpu_cumulative_usage_nanos = None
  
file_path: neptune-client/src/neptune/common/hardware/cgroup/cgroup_monitor.py
imports: import time
  from neptune.common.hardware.cgroup.cgroup_filesystem_reader import CGroupFilesystemReader
  from neptune.common.hardware.system.system_monitor import SystemMonitor
label_desc: Use image node_id 1 to create a new CGroupMonitor object from inherited base classes: object with example: obj = CGroupMonitor(cgroup_filesystem_reader, system_monitor)