code: def __enter__(self):
      print(self.desc)
      self.t = time()
  
imports: import argparse
  import contextlib
  import glob
  import json
  import os
  import random
  import signal
  from time import time
  import numpy
  import platform
  import faulthandler
  import psutil
label_desc: Use image node_id 2 for calling the print_time obj's underlying member method code with example usage: obj.__enter__() without return types