



class    UpperCAmelCase__:

   '''simple docstring'''




   def __init__(    self	:      Union[str, Any])						->					List[str]:




         """simple docstring"""

         lowercase__  =	{}


   def       UpperCAmelCase		(    self	:      Union[str, Any])						->					None:




         """simple docstring"""

         print(self.vertex)
         for i in self.vertex:
               print(lowerCAmelCase      ,					' -> '      ,					' -> '.join([str(lowerCAmelCase) for j in self.vertex[i]]))


   def       UpperCAmelCase		(    self	:      List[Any]      ,					lowerCAmelCase	:      int      ,					lowerCAmelCase	:      int)						->					None:




         """simple docstring"""

         if from_vertex in self.vertex:
               self.vertex[from_vertex].append(lowerCAmelCase)
         else:
               # else make a new vertex
               lowercase__  =	[to_vertex]


   def       UpperCAmelCase		(    self	:      Optional[Any])						->					None:




         """simple docstring"""

         lowercase__  =	[False] * len(self.vertex)

         # call the recursive helper function
         for i in range(len(self.vertex)):
               if not visited[i]:
                     self.dfs_recursive(lowerCAmelCase      ,					lowerCAmelCase)



   def       UpperCAmelCase		(    self	:      Dict      ,					lowerCAmelCase	:      int      ,					lowerCAmelCase	:      list)						->					None:




         """simple docstring"""

         lowercase__  =	True

         print(lowerCAmelCase      ,					end=' ')

         # Recur for all the vertices that are adjacent to this node
         for i in self.vertex:
               if not visited[i]:
                     self.dfs_recursive(lowerCAmelCase      ,					lowerCAmelCase)


if __name__ == "__main__":
       a__   :					str 						=      Graph()
       g.add_edge(0, 1)
       g.add_edge(0, 2)
       g.add_edge(1, 2)
       g.add_edge(2, 0)
       g.add_edge(2, 3)
       g.add_edge(3, 3)

       g.print_graph()
       print("DFS:")
       g.dfs()

       # OUTPUT:
       # 0  ->  1 -> 2
       # 1  ->  2
       # 2  ->  0 -> 3
       # 3  ->  3
       # DFS:
       #  0 1 2 3





# 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.

import argparse
import os

from accelerate.test_utils import execute_subprocess_async

def 	_lowerCAmelCase (    A__=None						):
      if subparsers is not None:
            lowercase__  =	subparsers.add_parser('test'						)
      else:
            lowercase__  =	argparse.ArgumentParser('Accelerate test command'						)

      parser.add_argument(
          '--config_file'    ,	default=A__    ,	help=(
              'The path to use to store the config file. Will default to a file named default_config.yaml in the cache '
              'location, which is the content of the environment `HF_HOME` suffixed with \'accelerate\', or if you don\'t have '
              'such an environment variable, your cache directory (\'~/.cache\' or the content of `XDG_CACHE_HOME`) suffixed '
              'with \'huggingface\'.'
          )    ,	)

      if subparsers is not None:
            parser.set_defaults(func=A__						)
      return parser

def 	_lowerCAmelCase (    A__						):
      lowercase__  =	os.path.sep.join(__file__.split(os.path.sep						)[:-2] + ['test_utils', 'scripts', 'test_script.py']						)

      if args.config_file is None:
            lowercase__  =	script_name
      else:
            lowercase__  =	F'''--config_file={args.config_file} {script_name}'''

      lowercase__  =	['accelerate-launch'] + test_args.split()
      lowercase__  =	execute_subprocess_async(A__    ,	env=os.environ.copy()						)
      if result.returncode == 0:
            print('Test is a success! You are ready for your distributed training!'						)

def 	_lowerCAmelCase (    ):
      lowercase__  =	test_command_parser()
      lowercase__  =	parser.parse_args()
      test_command(A__						)


if __name__ == "__main__":
       main()
