





# Copyright 2021 The HuggingFace Team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from argparse import ArgumentParser

from accelerate.commands.config import get_config_parser
from accelerate.commands.env import env_command_parser
from accelerate.commands.launch import launch_command_parser
from accelerate.commands.test import test_command_parser
from accelerate.commands.tpu import tpu_command_parser
def      A__       (    )  ->  Tuple:






   """simple docstring"""







   _UpperCAmelCase           =   ArgumentParser('''Accelerate CLI tool'''				,	usage='''accelerate <command> [<args>]'''				,	allow_abbrev=SCREAMING_SNAKE_CASE_						)
   _UpperCAmelCase           =   parser.add_subparsers(help='''accelerate command helpers'''						)

   # Register commands
   get_config_parser(subparsers=SCREAMING_SNAKE_CASE_						)
   env_command_parser(subparsers=SCREAMING_SNAKE_CASE_						)
   launch_command_parser(subparsers=SCREAMING_SNAKE_CASE_						)
   tpu_command_parser(subparsers=SCREAMING_SNAKE_CASE_						)
   test_command_parser(subparsers=SCREAMING_SNAKE_CASE_						)

   # Let's go
   _UpperCAmelCase           =   parser.parse_args()

   if not hasattr(SCREAMING_SNAKE_CASE_				,	'''func'''						):
      parser.print_help()
      exit(1						)

   # Run
   args.func(SCREAMING_SNAKE_CASE_						)


if __name__ == "__main__":
   main()



def     lowercase	(    a = 50 ):



		'''simple docstring'''




		SCREAMING_SNAKE_CASE_				:int				     =						[1] * (length + 1)

		for row_length in range(3     , length + 1 ):
				for block_length in range(3     , row_length + 1 ):
						for block_start in range(row_length - block_length ):
								ways_number[row_length] += ways_number[
								    row_length - block_start - block_length - 1
								]

						ways_number[row_length] += 1

		return ways_number[length]


if __name__ == "__main__":
		print(F'''{solution() = }''')






