old_contents: from pytorch_lightning.utilities import rank_zero_deprecation
  
  rank_zero_deprecation("`argparse_utils` package has been renamed to `argparse` since v1.2 and will be removed in v1.4")
  
  from pytorch_lightning.utilities.argparse import *  # noqa: F403 E402 F401
  
new_contents: from pytorch_lightning.utilities import rank_zero_deprecation
  
  rank_zero_deprecation("`argparse_utils` package has been renamed to `argparse` since v1.2 and will be removed in v1.4")
  
  from pytorch_lightning.utilities.argparse import *  # noqa: F403 E402 F401
  
  # for backward compatibility with old checkpoints (versions < 1.2.0)
  # that need to be able to unpickle the function from the checkpoint
  from pytorch_lightning.utilities.argparse import _gpus_arg_default  # noqa: E402 F401 # isort: skip
  
subject: Add _gpus_arg_default in argparse_utils for backward compatibility (#7402)