code: def clear(self):
      self._model_data_cuda_list = []
      self._overall_cuda_list = []
  
      self._model_data_cpu_list = []
      self._overall_cpu_list = []
  
      self._non_model_data_cpu_list = []
      self._non_model_data_cuda_list = []
  
      self._param_runtime_order.clear()
      self._step_param_dict.clear()
      self._param_step_dict.clear()
      self._step_nmd_dict.clear()
      self._preop_step = 0
  
      self._prev_overall_cuda = -1
      self._prev_md_cuda = -1
  
file_path: ColossalAI/colossalai/zero/gemini/memory_tracer/memory_stats.py
imports: from typing import List, Optional
  import torch
  from .param_runtime_order import OrderedParamGenerator
label_desc: Use image node_id 11 for calling the MemStats obj's underlying member method code with example usage: obj.clear() without return types