


"""simple docstring"""



import importlib
import sys
from argparse import REMAINDER, ArgumentParser
from pathlib import Path

import torch_xla.distributed.xla_multiprocessing as xmp







def 						__lowerCAmelCase		(		)			->		str:


    """simple docstring"""





    snake_case					:   Optional[Any]         =					ArgumentParser(
        description=(
            "PyTorch TPU distributed training launch "
            "helper utility that will spawn up "
            "multiple distributed processes"
        )				)

    # Optional arguments for the launch helper
    parser.add_argument("--num_cores"		,							type=lowercase		,							default=1		,							help="Number of TPU cores to use (1 or 8)."				)

    # positional
    parser.add_argument(
        "training_script"		,							type=lowercase		,							help=(
            "The full path to the single TPU training "
            "program/script to be launched in parallel, "
            "followed by all the arguments for the "
            "training script"
        )		,							)

    # rest from the training program
    parser.add_argument("training_script_args"		,							nargs=lowercase				)

    return parser.parse_args()







def 						__lowerCAmelCase		(		)			->		Optional[int]:


    """simple docstring"""





    snake_case					:   List[str]         =					parse_args()

    # Import training_script as a module.
    snake_case					:   Optional[int]         =					Path(args.training_script				)
    sys.path.append(str(script_fpath.parent.resolve()				)				)
    snake_case					:   int         =					script_fpath.stem
    snake_case					:   List[Any]         =					importlib.import_module(lowercase				)

    # Patch sys.argv
    snake_case					:   List[Any]         =					[args.training_script] + args.training_script_args + ["--tpu_num_cores", str(args.num_cores				)]
    xmp.spawn(mod._mp_fn		,							args=()		,							nprocs=args.num_cores				)


if __name__ == "__main__":
  main()









"""simple docstring"""



import baseaa







def 						__lowerCAmelCase		(		lowercase						:						str				)			->		bytes:


    """simple docstring"""





    return baseaa.aaaencode(string.encode("utf-8"				)				)







def 						__lowerCAmelCase		(		lowercase						:						bytes				)			->		str:


    """simple docstring"""





    return baseaa.aaadecode(lowercase				).decode("utf-8"				)


if __name__ == "__main__":
  import doctest

  doctest.testmod()





