



'''simple docstring'''

import torch



def 	__lowerCamelCase	( )     -> Dict:
		if torch.cuda.is_available():
				_a	: List[Any]								=				torch.cuda.device_count()
		else:
				_a	: Optional[Any]								=				0
		print(f"""Successfully ran on {num_gpus} GPUs"""    )


if __name__ == "__main__":
							main()









'''simple docstring'''

def 	__lowerCamelCase	( lowerCAmelCase_    )     -> bool:
		if not all(x.isalpha() for x in string    ):
				raise ValueError('String must only contain alphabetic characters.'    )

		_a	: Tuple								=				sorted(string.lower()    )
		return len(lowerCAmelCase_    ) == len(set(lowerCAmelCase_    )    )


if __name__ == "__main__":
							__lowerCAmelCase		     =  input('''Enter a string ''').strip()

							__lowerCAmelCase		     =  is_isogram(input_str)
							print(f"""{input_str} is {'an' if isogram else 'not an'} isogram.""")




