code: def __exit__(
      self,
      exc_type: typing.Optional[typing.Type[BaseException]],
      exc_value: typing.Optional[BaseException],
      traceback: typing.Any,  # Should be typing.TracebackType
  ) -> typing.Optional[bool]:
      self.release()
      return None
  
imports: import abc
  import atexit
  import contextlib
  import logging
  import os
  import pathlib
  import random
  import tempfile
  import time
  import typing
  import warnings
  from .None import constants, exceptions, portalocker
label_desc: Use image node_id 6 for calling the LockBase obj's underlying member method code with example usage: obj.__exit__(exc_type, exc_value, traceback) and returns: None