code: def __enter__(self):
      return self.acquire()
  
imports: import os
  import time
  import atexit
  import tempfile
  import contextlib
  from multiprocessing import RLock
  from .None import exceptions
  from .None import constants
  from .None import portalocker
label_desc: Use image node_id 8 for calling the Lock obj's underlying member method code with example usage: obj.__enter__() and returns: self