class_docstr: Create an experiment with time/memory checkpoints
code: def gpu_ram_used(self):
      return 0
  
imports: import gc
  import logging
  import os
  import psutil
  import sys
  import threading
  import time
  import weakref
  from IPython import get_ipython
  from IPython.core.magics.namespace import NamespaceMagics
  from collections import namedtuple
  from .cell_logger import CellLogger, b2mb, int2width, get_nvml_gpu_id
label_desc: Use image node_id 13 for calling the IPyExperiments obj's underlying member method code with example usage: obj.gpu_ram_used() and returns: int