"""simple docstring"""



from __future__ import annotations
class 	__UpperCAmelCase						:







			'''simple docstring'''





			def __init__( self      ,			snake_case_       ):







										'''simple docstring'''


										A__					:    List[str]														= value
										A__					:    Node | None														= None
										A__					:    Node | None														= None





class 	__UpperCAmelCase						:







			'''simple docstring'''
			_UpperCamelCase     :	int





			def __init__( self       ):







										'''simple docstring'''


										A__					:    Any														= 0





			def 		lowerCamelCase				( self      ,			snake_case_      ,			snake_case_       ):







										'''simple docstring'''


										if node is None:
																	return

										if path_sum == self.target:
																	self.paths += 1

										if node.left:
																	self.depth_first_search(node.left      ,			path_sum + node.left.value       )
										if node.right:
																	self.depth_first_search(node.right      ,			path_sum + node.right.value       )





			def 		lowerCamelCase				( self      ,			snake_case_      ,			snake_case_ = None       ):







										'''simple docstring'''


										if node is None:
																	return 0
										if target is not None:
																	A__					:    Tuple														= target

										self.depth_first_search(snake_case_      ,			node.value       )
										self.path_sum(node.left       )
										self.path_sum(node.right       )

										return self.paths


if __name__ == "__main__":
				import doctest

				doctest.testmod()






"""simple docstring"""



import inspect
import os
import unittest

import torch

import accelerate
from accelerate import debug_launcher
from accelerate.test_utils import (
    execute_subprocess_async,
    require_cpu,
    require_multi_gpu,
    require_single_gpu,
    test_sync,
)
from accelerate.utils import patch_environment
class 	__UpperCAmelCase						(unittest.TestCase    ):







			'''simple docstring'''





			def 		lowerCamelCase				( self       ):







										'''simple docstring'''


										A__					:    Optional[int]														= inspect.getfile(accelerate.test_utils       )
										A__					:    Tuple														= os.path.sep.join(mod_file.split(os.path.sep       )[:-1] + ["""scripts""", """test_sync.py"""]       )





			@require_cpu
			def 		lowerCamelCase				( self       ):







										'''simple docstring'''


										debug_launcher(test_sync.main      ,			num_processes=1       )





			@require_cpu
			def 		lowerCamelCase				( self       ):







										'''simple docstring'''


										debug_launcher(test_sync.main       )





			@require_single_gpu
			def 		lowerCamelCase				( self       ):







										'''simple docstring'''


										test_sync.main()





			@require_multi_gpu
			def 		lowerCamelCase				( self       ):







										'''simple docstring'''


										print(F'''Found {torch.cuda.device_count()} devices.'''       )
										A__					:    List[str]														= ["""torchrun""", F'''--nproc_per_node={torch.cuda.device_count()}''', self.test_file_path]
										with patch_environment(omp_num_threads=1       ):
																	execute_subprocess_async(snake_case_      ,			env=os.environ.copy()       )





