



'''simple docstring'''

import multiprocessing
import time

from arguments import PretokenizationArguments
from datasets import load_dataset

from transformers import AutoTokenizer, HfArgumentParser



def 	__lowerCamelCase	( lowerCAmelCase_    )     -> Optional[int]:
		_a	: Tuple								=				{}
		_a	: Union[str, Any]								=				tokenizer(example['content']		,     truncation=lowerCAmelCase_    )['input_ids']
		_a	: List[Any]								=				len(example['content']    ) / len(output['input_ids']    )
		return output


__lowerCAmelCase		     =  HfArgumentParser(PretokenizationArguments)
__lowerCAmelCase		     =  parser.parse_args()
if args.num_workers is None:
							__lowerCAmelCase		     =  multiprocessing.cpu_count()
__lowerCAmelCase		     =  AutoTokenizer.from_pretrained(args.tokenizer_dir)

__lowerCAmelCase		     =  time.time()
__lowerCAmelCase		     =  load_dataset(args.dataset_name, split='''train''')
print(f"""Dataset loaded in {time.time()-t_start:.2f}s""")

__lowerCAmelCase		     =  time.time()
__lowerCAmelCase		     =  ds.map(
    tokenize,
    num_proc=args.num_workers,
    remove_columns=[
        '''repo_name''',
        '''path''',
        '''copies''',
        '''size''',
        '''content''',
        '''license''',
        '''hash''',
        '''line_mean''',
        '''line_max''',
        '''alpha_frac''',
        '''autogenerated''',
    ],
)
print(f"""Dataset tokenized in {time.time()-t_start:.2f}s""")

__lowerCAmelCase		     =  time.time()
ds.push_to_hub(args.tokenized_data_repo)
print(f"""Data pushed to the hub in {time.time()-t_start:.2f}s""")









'''simple docstring'''

def 	__lowerCamelCase	( lowerCAmelCase_ = 1000000    )     -> int:
		_a	: Optional[int]								=				set(range(3		,     lowerCAmelCase_		,     2    )    )
		primes.add(2    )
		for p in range(3		,     lowerCAmelCase_		,     2    ):
				if p not in primes:
						continue
				primes.difference_update(set(range(p * p		,     lowerCAmelCase_		,     lowerCAmelCase_    )    )    )

		_a	: Tuple								=				[float(lowerCAmelCase_    ) for n in range(limit + 1    )]

		for p in primes:
				for n in range(lowerCAmelCase_		,     limit + 1		,     lowerCAmelCase_    ):
						phi[n] *= 1 - 1 / p

		return int(sum(phi[2:]    )    )


if __name__ == "__main__":
							print(f"""{solution() = }""")




