
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 							lowercase   (						unittest.TestCase  ):



		def __UpperCamelCase					(					self			)    ->   Any:
				"""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			)    ->   Optional[Any]:
				"""simple docstring"""
				debug_launcher(test_sync.main							, num_processes=1			)



		@require_cpu
		def __UpperCamelCase					(					self			)    ->   Optional[Any]:
				"""simple docstring"""
				debug_launcher(test_sync.main			)



		@require_single_gpu
		def __UpperCamelCase					(					self			)    ->   Optional[int]:
				"""simple docstring"""
				test_sync.main()



		@require_multi_gpu
		def __UpperCamelCase					(					self			)    ->   int:
				"""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(A_							, env=os.environ.copy()			)


def  A			(   lowercase					)  ->    int:
		'''simple docstring'''

		barcode //= 10  # exclude the last digit
		UpperCamelCase            =	False
		UpperCamelCase            =	0

		# extract and check each digit
		while barcode != 0:
				UpperCamelCase            =	1 if checker else 3
				s += mult * (barcode % 10)
				barcode //= 10
				UpperCamelCase            =	not checker

		return (10 - (s % 10)) % 10


def  A			(   lowercase					)  ->    bool:
		'''simple docstring'''

		return len(str(lowercase					)					) == 13 and get_check_digit(lowercase					) == barcode % 10


def  A			(   lowercase					)  ->    int:
		'''simple docstring'''

		if str(lowercase					).isalpha():
				UpperCamelCase            =	f'''Barcode \'{barcode}\' has alphabetic characters.'''
				raise ValueError(lowercase					)
		elif int(lowercase					) < 0:
				raise ValueError('The entered barcode has a negative value. Try again.'					)
		else:
				return int(lowercase					)


if __name__ == "__main__":
					import doctest

					doctest.testmod()
					_UpperCAmelCase   :					List[str]    =			get_barcode(input("Barcode: ").strip())

					if is_valid(barcode):
										print(F'''\'{barcode}\' is a valid barcode.''')
					else:
										print(F'''\'{barcode}\' is NOT a valid barcode.''')
