'''simple docstring'''






import logging
import random

import ray

from transformers import RagConfig, RagRetriever, RagTokenizer
from transformers.models.rag.retrieval_rag import CustomHFIndex


_UpperCAmelCase    :     int         =       logging.getLogger(__name__)







class lowercase_       :







   """simple docstring"""

   def __init__(      self      :			Tuple     )  ->			int:
        _A    		=  False
   def 	__UpperCAmelCase   (      self      :			Optional[int], UpperCamelCase__      :			str, UpperCamelCase__      :			Optional[Any], UpperCamelCase__      :			int, UpperCamelCase__      :			Optional[Any]     )  ->			Any:
        if not self.initialized:
             _A    		=  RagRetriever(
                 UpperCamelCase__, question_encoder_tokenizer=UpperCamelCase__, generator_tokenizer=UpperCamelCase__, index=UpperCamelCase__, init_retrieval=UpperCamelCase__, )
             _A    		=  True
   def 	__UpperCAmelCase   (      self      :			Any     )  ->			List[Any]:
        self.retriever.index.init_index()

   def 	__UpperCAmelCase   (      self      :			int, UpperCamelCase__      :			Optional[Any], UpperCamelCase__      :			Dict     )  ->			Optional[Any]:
        _A		,       _A    		=  self.retriever._main_retrieve(UpperCamelCase__, UpperCamelCase__     )
        return doc_ids, retrieved_doc_embeds







class lowercase_       (		_UpperCamelCase			):







   """simple docstring"""

   def __init__(      self      :			Optional[Any], UpperCamelCase__      :			Optional[Any], UpperCamelCase__      :			Optional[int], UpperCamelCase__      :			Dict, UpperCamelCase__      :			Union[str, Any], UpperCamelCase__      :			int=None     )  ->			Optional[int]:
        if index is not None and index.is_initialized() and len(UpperCamelCase__     ) > 0:
             raise ValueError(
                 'When using Ray for distributed fine-tuning, '
                 'you\'ll need to provide the paths instead, '
                 'as the dataset and the index are loaded '
                 'separately. More info in examples/rag/use_own_knowledge_dataset.py '     )
        super().__init__(
            UpperCamelCase__, question_encoder_tokenizer=UpperCamelCase__, generator_tokenizer=UpperCamelCase__, index=UpperCamelCase__, init_retrieval=UpperCamelCase__, )
        _A    		=  retrieval_workers
        if len(self.retrieval_workers     ) > 0:
             ray.get(
                 [
                     worker.create_rag_retriever.remote(UpperCamelCase__, UpperCamelCase__, UpperCamelCase__, UpperCamelCase__     )
                     for worker in self.retrieval_workers
                 ]     )
   def 	__UpperCAmelCase   (      self      :			Dict     )  ->			int:
        logger.info('initializing retrieval'     )

        if len(self.retrieval_workers     ) > 0:
             ray.get([worker.init_retrieval.remote() for worker in self.retrieval_workers]     )
        else:
             # Non-distributed training. Load index into this same process.
             self.index.init_index()
   def 	__UpperCAmelCase   (      self      :			Optional[Any], UpperCamelCase__      :			Dict, UpperCamelCase__      :			Tuple     )  ->			Dict:
        if len(self.retrieval_workers     ) > 0:
             # Select a random retrieval actor.
             _A    		=  self.retrieval_workers[random.randint(0, len(self.retrieval_workers     ) - 1     )]
             _A		,       _A    		=  ray.get(random_worker.retrieve.remote(UpperCamelCase__, UpperCamelCase__     )     )
        else:
             _A		,       _A    		=  self._main_retrieve(UpperCamelCase__, UpperCamelCase__     )
        return retrieved_doc_embeds, doc_ids, self.index.get_doc_dicts(UpperCamelCase__     )
   @classmethod
   def 	__UpperCAmelCase   (      cls      :			List[str], UpperCamelCase__      :			List[Any], UpperCamelCase__      :			List[Any]=None, **UpperCamelCase__      :			Optional[int]     )  ->			Optional[Any]:
        return super(UpperCamelCase__, cls     ).get_tokenizers(UpperCamelCase__, UpperCamelCase__, **UpperCamelCase__     )

   @classmethod
   def 	__UpperCAmelCase   (      cls      :			Any, UpperCamelCase__      :			Tuple, UpperCamelCase__      :			int, UpperCamelCase__      :			List[Any]=None, **UpperCamelCase__      :			List[str]     )  ->			Tuple:
        _A    		=  kwargs.pop('config', UpperCamelCase__     ) or RagConfig.from_pretrained(UpperCamelCase__, **UpperCamelCase__     )
        _A    		=  RagTokenizer.from_pretrained(UpperCamelCase__, config=UpperCamelCase__     )
        _A    		=  rag_tokenizer.question_encoder
        _A    		=  rag_tokenizer.generator
        if indexed_dataset is not None:
             _A    		=  'custom'
             _A    		=  CustomHFIndex(config.retrieval_vector_size, UpperCamelCase__     )
        else:
             _A    		=  cls._build_index(UpperCamelCase__     )
        return cls(
            UpperCamelCase__, question_encoder_tokenizer=UpperCamelCase__, generator_tokenizer=UpperCamelCase__, retrieval_workers=UpperCamelCase__, index=UpperCamelCase__, )




'''simple docstring'''






import math





def  _SCREAMING_SNAKE_CASE		(      __snake_case							:			int				):
     _A    		=  []
     _A    		=  2
     _A    		=  int(math.sqrt(__snake_case				)				)  # Size of every segment
     _A    		=  [True] * (end + 1)
     _A    		=  []

     while start <= end:
          if temp[start] is True:
               in_prime.append(__snake_case				)
               for i in range(start * start   ,		end + 1   ,		__snake_case				):
                    _A    		=  False
          start += 1
     prime += in_prime

     _A    		=  end + 1
     _A    		=  min(2 * end   ,		__snake_case				)

     while low <= n:
          _A    		=  [True] * (high - low + 1)
          for each in in_prime:
               _A    		=  math.floor(low / each				) * each
               if t < low:
                    t += each

               for j in range(__snake_case   ,		high + 1   ,		__snake_case				):
                    _A    		=  False

          for j in range(len(__snake_case				)				):
               if temp[j] is True:
                    prime.append(j + low				)

          _A    		=  high + 1
          _A    		=  min(high + end   ,		__snake_case				)

     return prime
print(sieve(10**6))



