


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 	__a   (       unittest.TestCase    ):
		def 			UpperCAmelCase__       (    self		)				-> Tuple:




									"""simple docstring"""





									_UpperCAmelCase					=    inspect.getfile(accelerate.test_utils		)
									_UpperCAmelCase					=    os.path.sep.join(mod_file.split(os.path.sep		)[:-1] + ['scripts', 'test_sync.py']		)
		@require_cpu
		def 			UpperCAmelCase__       (    self		)				-> Dict:




									"""simple docstring"""





									debug_launcher(test_sync.main    ,					num_processes=1		)
		@require_cpu
		def 			UpperCAmelCase__       (    self		)				-> Any:




									"""simple docstring"""





									debug_launcher(test_sync.main		)
		@require_single_gpu
		def 			UpperCAmelCase__       (    self		)				-> Union[str, Any]:




									"""simple docstring"""





									test_sync.main()






		@require_multi_gpu
		def 			UpperCAmelCase__       (    self		)				-> Any:




									"""simple docstring"""





									print(f'''Found {torch.cuda.device_count()} devices.'''		)
									_UpperCAmelCase					=    ['torchrun', f'''--nproc_per_node={torch.cuda.device_count()}''', self.test_file_path]
									with patch_environment(omp_num_threads=1		):
																execute_subprocess_async(_SCREAMING_SNAKE_CASE    ,					env=os.environ.copy()		)




from __future__ import annotations

def  lowerCAmelCase__				(    a__:	list[int]    ,						a__:	int )						->	list[int]:


							'''simple docstring'''





							_UpperCAmelCase					=    {}
							for index, val in enumerate(a__ ):
														_UpperCAmelCase					=    target - val
														if compl in chk_map:
																					return [chk_map[compl], index]
														_UpperCAmelCase					=    index
							return []


if __name__ == "__main__":
		import doctest

		doctest.testmod()
		print(f'''{two_sum([2, 7, 1_1, 1_5], 9) = }''')
