





"""simple docstring"""





import os
from shutil import copyfile
from typing import Any, Dict, List, Optional, Tuple

import sentencepiece as spm

from ...tokenization_utils import PreTrainedTokenizer
from ...utils import logging


__A											=		logging.get_logger(__name__)

__A											=		{"""vocab_file""": """spiece.model"""}

__A											=		{
    """vocab_file""": {
        """bert_for_seq_generation""": (
            """https://huggingface.co/google/bert_for_seq_generation_L-24_bbc_encoder/resolve/main/spiece.model"""
        ),
    }
}

__A											=		{"""bert_for_seq_generation""": 512}






class 					_lowerCAmelCase   (     a       ):
       """simple docstring"""




       __magic_name__     :str		  =					VOCAB_FILES_NAMES
       __magic_name__     :Union[str, Any]		  =					PRETRAINED_VOCAB_FILES_MAP
       __magic_name__     :Any		  =					PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
       __magic_name__     :List[int]		  =					[]
       __magic_name__     :Tuple		  =					["""input_ids""", """attention_mask"""]






       def __init__(    self    , __UpperCAmelCase    , __UpperCAmelCase="<s>"    , __UpperCAmelCase="</s>"    , __UpperCAmelCase="<unk>"    , __UpperCAmelCase="<pad>"    , __UpperCAmelCase="<::::>"    , __UpperCAmelCase = None    , **__UpperCAmelCase    , ):



         '''simple docstring'''

         lowerCAmelCase__			:Union[str, Any]											=							{} if sp_model_kwargs is None else sp_model_kwargs

         # Add extra_ids to the special token list
         super().__init__(
             bos_token=__UpperCAmelCase    , eos_token=__UpperCAmelCase    , unk_token=__UpperCAmelCase    , pad_token=__UpperCAmelCase    , sep_token=__UpperCAmelCase    , sp_model_kwargs=self.sp_model_kwargs    , **__UpperCAmelCase    , )

         lowerCAmelCase__			:Optional[int]											=							vocab_file

         lowerCAmelCase__			:Tuple											=							spm.SentencePieceProcessor(**self.sp_model_kwargs      )
         self.sp_model.Load(__UpperCAmelCase      )






       @property
       def      snake_case						(    self      ):



         '''simple docstring'''

         return self.sp_model.get_piece_size()






       def      snake_case						(    self      ):



         '''simple docstring'''

         lowerCAmelCase__			:List[Any]											=							{self.convert_ids_to_tokens(__UpperCAmelCase      ): i for i in range(self.vocab_size      )}
         vocab.update(self.added_tokens_encoder      )
         return vocab






       def __getstate__(    self      ):



         '''simple docstring'''

         lowerCAmelCase__			:List[Any]											=							self.__dict__.copy()
         lowerCAmelCase__			:Any											=							None
         return state






       def __setstate__(    self    , __UpperCAmelCase      ):



         '''simple docstring'''

         lowerCAmelCase__			:Dict											=							d

         # for backward compatibility
         if not hasattr(self    , 'sp_model_kwargs'      ):
           lowerCAmelCase__			:Optional[int]											=							{}

         lowerCAmelCase__			:int											=							spm.SentencePieceProcessor(**self.sp_model_kwargs      )
         self.sp_model.Load(self.vocab_file      )






       def      snake_case						(    self    , __UpperCAmelCase      ):



         '''simple docstring'''

         return self.sp_model.encode(__UpperCAmelCase    , out_type=__UpperCAmelCase      )






       def      snake_case						(    self    , __UpperCAmelCase      ):



         '''simple docstring'''

         return self.sp_model.piece_to_id(__UpperCAmelCase      )






       def      snake_case						(    self    , __UpperCAmelCase      ):



         '''simple docstring'''

         lowerCAmelCase__			:Dict											=							self.sp_model.IdToPiece(__UpperCAmelCase      )
         return token






       def      snake_case						(    self    , __UpperCAmelCase      ):



         '''simple docstring'''

         lowerCAmelCase__			:Any											=							[]
         lowerCAmelCase__			:List[str]											=							''
         for token in tokens:
           # make sure that special tokens are not decoded using sentencepiece model
           if token in self.all_special_tokens:
             out_string += self.sp_model.decode(__UpperCAmelCase      ) + token
             lowerCAmelCase__			:List[str]											=							[]
           else:
             current_sub_tokens.append(__UpperCAmelCase      )
         out_string += self.sp_model.decode(__UpperCAmelCase      )
         return out_string.strip()






       def      snake_case						(    self    , __UpperCAmelCase    , __UpperCAmelCase = None      ):



         '''simple docstring'''

         if not os.path.isdir(__UpperCAmelCase      ):
           logger.error(F"Vocabulary path ({save_directory}) should be a directory"      )
           return
         lowerCAmelCase__			:Optional[Any]											=							os.path.join(
             __UpperCAmelCase    , (filename_prefix + '-' if filename_prefix else '') + VOCAB_FILES_NAMES['vocab_file']      )

         if os.path.abspath(self.vocab_file      ) != os.path.abspath(__UpperCAmelCase      ) and os.path.isfile(self.vocab_file      ):
           copyfile(self.vocab_file    , __UpperCAmelCase      )
         elif not os.path.isfile(self.vocab_file      ):
           with open(__UpperCAmelCase    , 'wb'      ) as fi:
             lowerCAmelCase__			:str											=							self.sp_model.serialized_model_proto()
             fi.write(__UpperCAmelCase      )

         return (out_vocab_file,)







"""simple docstring"""





import math
def  __A   (_SCREAMING_SNAKE_CASE			)					->int:





  """simple docstring"""


  if not isinstance(_SCREAMING_SNAKE_CASE     ,   _SCREAMING_SNAKE_CASE			):
    lowerCAmelCase__			:Dict											=							F"Input value of [number={number}] must be an integer"
    raise TypeError(_SCREAMING_SNAKE_CASE			)

  if number < 1:
    lowerCAmelCase__			:Dict											=							F"Input value of [number={number}] must be > 0"
    raise ValueError(_SCREAMING_SNAKE_CASE			)
  elif number == 1:
    return 3
  elif number == 2:
    return 5
  else:
    lowerCAmelCase__			:Union[str, Any]											=							int(math.log(number // 3     ,   2			)			) + 2

    lowerCAmelCase__			:Optional[Any]											=							[3, 5]
    lowerCAmelCase__			:Optional[Any]											=							2
    lowerCAmelCase__			:List[str]											=							3
    for block in range(1     ,   _SCREAMING_SNAKE_CASE			):
      for _ in range(_SCREAMING_SNAKE_CASE			):
        proth_list.append(2 ** (block + 1) + proth_list[proth_index - 1]			)
        proth_index += 1
      increment *= 2

  return proth_list[number - 1]


if __name__ == "__main__":
  import doctest

  doctest.testmod()

  for number in range(11):
    __A											=		0
    try:
      __A											=		proth(number)
    except ValueError:
      print(F'''ValueError: there is no {number}th Proth number''')
      continue

    print(F'''The {number}th Proth number: {value}''')
