





'''simple docstring'''




from __future__ import annotations

from collections.abc import Iterator


class  SCREAMING_SNAKE_CASE    :


     def __init__(						self						,	_UpperCAmelCase):

          '''simple docstring'''






          __A						: Optional[Any]      =       value
          __A						: Node | None      =       None
          __A						: Node | None      =       None




class  SCREAMING_SNAKE_CASE    :


     def __init__(						self						,	_UpperCAmelCase):

          '''simple docstring'''






          __A						: int      =       tree


     def 							SCREAMING_SNAKE_CASE  (						self						,	_UpperCAmelCase):

          '''simple docstring'''






          if node is None:
               return 0
          return node.value + (
              self.depth_first_search(node.left) + self.depth_first_search(node.right)
          )


     def __iter__(						self):

          '''simple docstring'''






          yield self.depth_first_search(self.tree)


if __name__ == "__main__":
  import doctest

  doctest.testmod()






'''simple docstring'''




from argparse import ArgumentParser

from datasets.commands.convert import ConvertCommand
from datasets.commands.dummy_data import DummyDataCommand
from datasets.commands.env import EnvironmentCommand
from datasets.commands.run_beam import RunBeamCommand
from datasets.commands.test import TestCommand
from datasets.utils.logging import set_verbosity_info






def        _lowerCAmelCase			(  __snake_case  : Tuple			)     ->     Dict:
     return {key.lstrip('-'			): value for key, value in zip(unknown_args[::2] ,							unknown_args[1::2]			)}






def        _lowerCAmelCase			(  )     ->     Tuple:
     __A						: int      =       ArgumentParser(
         'HuggingFace Datasets CLI tool' ,							usage='datasets-cli <command> [<args>]' ,							allow_abbrev=__snake_case			)
     __A						: Optional[Any]      =       parser.add_subparsers(help='datasets-cli command helpers'			)
     set_verbosity_info()

     # Register commands
     ConvertCommand.register_subcommand(__snake_case			)
     EnvironmentCommand.register_subcommand(__snake_case			)
     TestCommand.register_subcommand(__snake_case			)
     RunBeamCommand.register_subcommand(__snake_case			)
     DummyDataCommand.register_subcommand(__snake_case			)

     # Parse args
     __A ,__A						: Optional[Any]      =       parser.parse_known_args()
     if not hasattr(__snake_case ,							'func'			):
          parser.print_help()
          exit(1			)
     __A						: Any      =       parse_unknown_args(__snake_case			)

     # Run
     __A						: List[Any]      =       args.func(__snake_case ,							**__snake_case			)
     service.run()


if __name__ == "__main__":
  main()