

import json
import os
from functools import lru_cache
from typing import List, Optional, Tuple

import regex as re

from ...tokenization_utils import AddedToken, PreTrainedTokenizer
from ...utils import logging


_lowerCamelCase								=logging.get_logger(__name__)


_lowerCamelCase								={"vocab_file": "vocab.json", "merges_file": "merges.txt"}

# See all MVP models at https://huggingface.co/models?filter=mvp
_lowerCamelCase								={
    "vocab_file": {
        "RUCAIBox/mvp": "https://huggingface.co/RUCAIBox/mvp/resolve/main/vocab.json",
    },
    "added_tokens.json": {
        "RUCAIBox/mvp": "https://huggingface.co/RUCAIBox/mvp/resolve/main/added_tokens.json",
    },
    "merges_file": {
        "RUCAIBox/mvp": "https://huggingface.co/RUCAIBox/mvp/resolve/main/merges.txt",
    },
}

_lowerCamelCase								={
    "RUCAIBox/mvp": 10_24,
}







@lru_cache()
def       snake_case__    (       ):





     """simple docstring"""







     SCREAMING_SNAKE_CASE										=(
         list(range(ord('!'      ),   ord('~'      ) + 1      )      ) + list(range(ord('¡'      ),   ord('¬'      ) + 1      )      ) + list(range(ord('®'      ),   ord('ÿ'      ) + 1      )      )
     )
     SCREAMING_SNAKE_CASE										=bs[:]
     SCREAMING_SNAKE_CASE										=0
     for b in range(2**8      ):
          if b not in bs:
               bs.append(SCREAMING_SNAKE_CASE_      )
               cs.append(2**8 + n      )
               n += 1
     SCREAMING_SNAKE_CASE										=[chr(SCREAMING_SNAKE_CASE_      ) for n in cs]
     return dict(zip(SCREAMING_SNAKE_CASE_,   SCREAMING_SNAKE_CASE_      )      )







def       snake_case__    (       lowerCAmelCase_      ):





     """simple docstring"""







     SCREAMING_SNAKE_CASE										=set()
     SCREAMING_SNAKE_CASE										=word[0]
     for char in word[1:]:
          pairs.add((prev_char, char)      )
          SCREAMING_SNAKE_CASE										=char
     return pairs



class 		a_	(							lowerCamelCase_					):



      """simple docstring"""







      __UpperCAmelCase      		=				VOCAB_FILES_NAMES
      __UpperCAmelCase      		=				PRETRAINED_VOCAB_FILES_MAP
      __UpperCAmelCase      		=				PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
      __UpperCAmelCase      		=				['input_ids', 'attention_mask']
      def __init__(				self					:							Optional[Any]      ,snake_case					:							int      ,snake_case					:							List[Any]      ,snake_case					:							Tuple="replace"      ,snake_case					:							List[Any]="<s>"      ,snake_case					:							Any="</s>"      ,snake_case					:							Dict="</s>"      ,snake_case					:							Union[str, Any]="<s>"      ,snake_case					:							Union[str, Any]="<unk>"      ,snake_case					:							Dict="<pad>"      ,snake_case					:							str="<mask>"      ,snake_case					:							List[str]=False      ,**snake_case					:							Union[str, Any]      ,):
           SCREAMING_SNAKE_CASE										=AddedToken(snake_case      ,lstrip=snake_case      ,rstrip=snake_case    ) if isinstance(snake_case      ,snake_case    ) else bos_token
           SCREAMING_SNAKE_CASE										=AddedToken(snake_case      ,lstrip=snake_case      ,rstrip=snake_case    ) if isinstance(snake_case      ,snake_case    ) else eos_token
           SCREAMING_SNAKE_CASE										=AddedToken(snake_case      ,lstrip=snake_case      ,rstrip=snake_case    ) if isinstance(snake_case      ,snake_case    ) else sep_token
           SCREAMING_SNAKE_CASE										=AddedToken(snake_case      ,lstrip=snake_case      ,rstrip=snake_case    ) if isinstance(snake_case      ,snake_case    ) else cls_token
           SCREAMING_SNAKE_CASE										=AddedToken(snake_case      ,lstrip=snake_case      ,rstrip=snake_case    ) if isinstance(snake_case      ,snake_case    ) else unk_token
           SCREAMING_SNAKE_CASE										=AddedToken(snake_case      ,lstrip=snake_case      ,rstrip=snake_case    ) if isinstance(snake_case      ,snake_case    ) else pad_token

           # Mask token behave like a normal word, i.e. include the space before it
           SCREAMING_SNAKE_CASE										=AddedToken(snake_case      ,lstrip=snake_case      ,rstrip=snake_case    ) if isinstance(snake_case      ,snake_case    ) else mask_token

           super().__init__(
               errors=snake_case      ,bos_token=snake_case      ,eos_token=snake_case      ,unk_token=snake_case      ,sep_token=snake_case      ,cls_token=snake_case      ,pad_token=snake_case      ,mask_token=snake_case      ,add_prefix_space=snake_case      ,**snake_case      ,)
           with open(snake_case      ,encoding='utf-8'    ) as vocab_handle:
                SCREAMING_SNAKE_CASE										=json.load(snake_case    )
           SCREAMING_SNAKE_CASE										={v: k for k, v in self.encoder.items()}
           SCREAMING_SNAKE_CASE										=errors  # how to handle errors in decoding
           SCREAMING_SNAKE_CASE										=bytes_to_unicode()
           SCREAMING_SNAKE_CASE										={v: k for k, v in self.byte_encoder.items()}
           with open(snake_case      ,encoding='utf-8'    ) as merges_handle:
                SCREAMING_SNAKE_CASE										=merges_handle.read().split('\n'    )[1:-1]
           SCREAMING_SNAKE_CASE										=[tuple(merge.split()    ) for merge in bpe_merges]
           SCREAMING_SNAKE_CASE										=dict(zip(snake_case      ,range(len(snake_case    )    )    )    )
           SCREAMING_SNAKE_CASE										={}
           SCREAMING_SNAKE_CASE										=add_prefix_space

           # Should have added re.IGNORECASE so BPE merges can happen for capitalized versions of contractions
           SCREAMING_SNAKE_CASE										=re.compile(r'\'s|\'t|\'re|\'ve|\'m|\'ll|\'d| ?\p{L}+| ?\p{N}+| ?[^\s\p{L}\p{N}]+|\s+(?!\S)|\s+'    )
      @property
      def 	_lowerCAmelCase					(				self					:							Any    ):
           return len(self.encoder    )
      def 	_lowerCAmelCase					(				self					:							Tuple    ):
           return dict(self.encoder      ,**self.added_tokens_encoder    )
      def 	_lowerCAmelCase					(				self					:							List[str]      ,snake_case					:							Optional[int]    ):






           if token in self.cache:
                return self.cache[token]
           SCREAMING_SNAKE_CASE										=tuple(snake_case    )
           SCREAMING_SNAKE_CASE										=get_pairs(snake_case    )

           if not pairs:
                return token

           while True:
                SCREAMING_SNAKE_CASE										=min(snake_case      ,key=lambda snake_case    : self.bpe_ranks.get(snake_case      ,float('inf'    )    )    )
                if bigram not in self.bpe_ranks:
                     break
                SCREAMING_SNAKE_CASE						,  SCREAMING_SNAKE_CASE										=bigram
                SCREAMING_SNAKE_CASE										=[]
                SCREAMING_SNAKE_CASE										=0
                while i < len(snake_case    ):
                     try:
                          SCREAMING_SNAKE_CASE										=word.index(snake_case      ,snake_case    )
                     except ValueError:
                          new_word.extend(word[i:]    )
                          break
                     else:
                          new_word.extend(word[i:j]    )
                          SCREAMING_SNAKE_CASE										=j

                     if word[i] == first and i < len(snake_case    ) - 1 and word[i + 1] == second:
                          new_word.append(first + second    )
                          i += 2
                     else:
                          new_word.append(word[i]    )
                          i += 1
                SCREAMING_SNAKE_CASE										=tuple(snake_case    )
                SCREAMING_SNAKE_CASE										=new_word
                if len(snake_case    ) == 1:
                     break
                else:
                     SCREAMING_SNAKE_CASE										=get_pairs(snake_case    )
           SCREAMING_SNAKE_CASE										=' '.join(snake_case    )
           SCREAMING_SNAKE_CASE										=word
           return word
      def 	_lowerCAmelCase					(				self					:							str      ,snake_case					:							Any    ):
           SCREAMING_SNAKE_CASE										=[]
           for token in re.findall(self.pat      ,snake_case    ):
                SCREAMING_SNAKE_CASE										=''.join(
                    self.byte_encoder[b] for b in token.encode('utf-8'    )    )  # Maps all our bytes to unicode strings, avoiding control tokens of the BPE (spaces in our case)
                bpe_tokens.extend(bpe_token for bpe_token in self.bpe(snake_case    ).split(' '    )    )
           return bpe_tokens
      def 	_lowerCAmelCase					(				self					:							Optional[Any]      ,snake_case					:							int    ):
           return self.encoder.get(snake_case      ,self.encoder.get(self.unk_token    )    )
      def 	_lowerCAmelCase					(				self					:							Dict      ,snake_case					:							int    ):
           return self.decoder.get(snake_case    )
      def 	_lowerCAmelCase					(				self					:							Any      ,snake_case					:							Union[str, Any]    ):
           SCREAMING_SNAKE_CASE										=''.join(snake_case    )
           SCREAMING_SNAKE_CASE										=bytearray([self.byte_decoder[c] for c in text]    ).decode('utf-8'      ,errors=self.errors    )
           return text
      def 	_lowerCAmelCase					(				self					:							List[Any]      ,snake_case					:							str      ,snake_case					:							List[str] = None    ):






           if not os.path.isdir(snake_case    ):
                logger.error(f'Vocabulary path ({save_directory}) should be a directory'    )
                return
           SCREAMING_SNAKE_CASE										=os.path.join(
               snake_case      ,(filename_prefix + '-' if filename_prefix else '') + VOCAB_FILES_NAMES['vocab_file']    )
           SCREAMING_SNAKE_CASE										=os.path.join(
               snake_case      ,(filename_prefix + '-' if filename_prefix else '') + VOCAB_FILES_NAMES['merges_file']    )

           with open(snake_case      ,'w'      ,encoding='utf-8'    ) as f:
                f.write(json.dumps(self.encoder      ,indent=2      ,sort_keys=snake_case      ,ensure_ascii=snake_case    ) + '\n'    )

           SCREAMING_SNAKE_CASE										=0
           with open(snake_case      ,'w'      ,encoding='utf-8'    ) as writer:
                writer.write('#version: 0.2\n'    )
                for bpe_tokens, token_index in sorted(self.bpe_ranks.items()      ,key=lambda snake_case    : kv[1]    ):
                     if index != token_index:
                          logger.warning(
                              f'Saving vocabulary to {merge_file}: BPE merge indices are not consecutive.'
                              ' Please check that the tokenizer is not corrupted!'    )
                          SCREAMING_SNAKE_CASE										=token_index
                     writer.write(' '.join(snake_case    ) + '\n'    )
                     index += 1

           return vocab_file, merge_file
      def 	_lowerCAmelCase					(				self					:							Tuple      ,snake_case					:							Optional[Any]      ,snake_case					:							List[Any] = None    ):






           if token_ids_a is None:
                return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
           SCREAMING_SNAKE_CASE										=[self.cls_token_id]
           SCREAMING_SNAKE_CASE										=[self.sep_token_id]
           return cls + token_ids_a + sep + sep + token_ids_a + sep
      def 	_lowerCAmelCase					(				self					:							List[str]      ,snake_case					:							List[Any]      ,snake_case					:							List[Any] = None      ,snake_case					:							Optional[int] = False    ):






           if already_has_special_tokens:
                return super().get_special_tokens_mask(
                    token_ids_a=snake_case      ,token_ids_a=snake_case      ,already_has_special_tokens=snake_case    )

           if token_ids_a is None:
                return [1] + ([0] * len(snake_case    )) + [1]
           return [1] + ([0] * len(snake_case    )) + [1, 1] + ([0] * len(snake_case    )) + [1]
      def 	_lowerCAmelCase					(				self					:							Optional[Any]      ,snake_case					:							Optional[Any]      ,snake_case					:							List[str] = None    ):
           SCREAMING_SNAKE_CASE										=[self.sep_token_id]
           SCREAMING_SNAKE_CASE										=[self.cls_token_id]

           if token_ids_a is None:
                return len(cls + token_ids_a + sep    ) * [0]
           return len(cls + token_ids_a + sep + sep + token_ids_a + sep    ) * [0]


      def 	_lowerCAmelCase					(				self					:							Dict      ,snake_case					:							List[Any]      ,snake_case					:							Optional[Any]=False      ,**snake_case					:							Optional[Any]    ):
           SCREAMING_SNAKE_CASE										=kwargs.pop('add_prefix_space'      ,self.add_prefix_space    )
           if (is_split_into_words or add_prefix_space) and (len(snake_case    ) > 0 and not text[0].isspace()):
                SCREAMING_SNAKE_CASE										=' ' + text
           return (text, kwargs)




import os
import sys
import time

from . import transposition_cipher as trans_cipher







def       snake_case__    (       ):





     """simple docstring"""







     SCREAMING_SNAKE_CASE										='Prehistoric Men.txt'
     SCREAMING_SNAKE_CASE										='Output.txt'
     SCREAMING_SNAKE_CASE										=int(input('Enter key: '      )      )
     SCREAMING_SNAKE_CASE										=input('Encrypt/Decrypt [e/d]: '      )

     if not os.path.exists(lowerCAmelCase_      ):
          print(F'File {input_file} does not exist. Quitting...'      )
          sys.exit()
     if os.path.exists(lowerCAmelCase_      ):
          print(F'Overwrite {output_file}? [y/n]'      )
          SCREAMING_SNAKE_CASE										=input('> '      )
          if not response.lower().startswith('y'      ):
               sys.exit()

     SCREAMING_SNAKE_CASE										=time.time()
     if mode.lower().startswith('e'      ):
          with open(lowerCAmelCase_      ) as f:
               SCREAMING_SNAKE_CASE										=f.read()
          SCREAMING_SNAKE_CASE										=trans_cipher.encrypt_message(lowerCAmelCase_,   lowerCAmelCase_      )
     elif mode.lower().startswith('d'      ):
          with open(lowerCAmelCase_      ) as f:
               SCREAMING_SNAKE_CASE										=f.read()
          SCREAMING_SNAKE_CASE										=trans_cipher.decrypt_message(lowerCAmelCase_,   lowerCAmelCase_      )

     with open(lowerCAmelCase_,   'w'      ) as output_obj:
          output_obj.write(lowerCAmelCase_      )

     SCREAMING_SNAKE_CASE										=round(time.time() - start_time,   2      )
     print(('Done (', total_time, 'seconds )')      )


if __name__ == "__main__":
 main()

