



'''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):



	def    __lowerCamelCase				(  self			)  ->							Optional[Any]:
		__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    __lowerCamelCase				(  self			)  ->							Any:
		debug_launcher(test_sync.main		,	num_processes=1			)



	@require_cpu
	def    __lowerCamelCase				(  self			)  ->							Any:
		debug_launcher(test_sync.main			)



	@require_single_gpu
	def    __lowerCamelCase				(  self			)  ->							Dict:
		test_sync.main()




	@require_multi_gpu
	def    __lowerCamelCase				(  self			)  ->							Optional[Any]:
		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(__snake_case		,	env=os.environ.copy()			)










'''simple docstring'''



from .stack import Stack







def _lowercase   (  __A       ):



 '''simple docstring'''



 __UpperCamelCase				      =  Stack()
 __UpperCamelCase				      =  {"""(""": """)""", """[""": """]""", """{""": """}"""}
 for bracket in parentheses:
  if bracket in bracket_pairs:
   stack.push(__A       )
  elif bracket in (")", "]", "}"):
   if stack.is_empty() or bracket_pairs[stack.pop()] != bracket:
    return False
 return stack.is_empty()


if __name__ == "__main__":
 from doctest import testmod

 testmod()

 a__						:			List[Any]										=			['((()))', '((())', '(()))']
 print('Balanced parentheses demonstration:\n')
 for example in examples:
  a__						:			int										=			'' if balanced_parentheses(example) else 'not '
  print(f'''{example} is {not_str}balanced''')





