






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''': 1024,
}
@lru_cache()
def 							UpperCAmelCase   ( ):


    '''simple docstring'''



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


    '''simple docstring'''



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

class        snake_case_				(							lowercase_   ):







   """simple docstring"""



   __lowerCAmelCase  =    VOCAB_FILES_NAMES
   __lowerCAmelCase  =    PRETRAINED_VOCAB_FILES_MAP
   __lowerCAmelCase  =    PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
   __lowerCAmelCase  =    ["""input_ids""", """attention_mask"""]

   def __init__(     self:						List[str] ,							snake_case__:						Union[str, Any] ,							snake_case__:						Tuple ,							snake_case__:						Tuple="replace" ,							snake_case__:						Any="<s>" ,							snake_case__:						List[str]="</s>" ,							snake_case__:						Optional[Any]="</s>" ,							snake_case__:						List[Any]="<s>" ,							snake_case__:						List[Any]="<unk>" ,							snake_case__:						Any="<pad>" ,							snake_case__:						Any="<mask>" ,							snake_case__:						Tuple=False ,							**snake_case__:						Any ,							)	->		Union[str, Any]:


       """simple docstring"""



       _lowercase     			=						AddedToken(snake_case__ ,							lstrip=snake_case__ ,							rstrip=snake_case__						) if isinstance(snake_case__ ,							snake_case__						) else bos_token
       _lowercase     			=						AddedToken(snake_case__ ,							lstrip=snake_case__ ,							rstrip=snake_case__						) if isinstance(snake_case__ ,							snake_case__						) else eos_token
       _lowercase     			=						AddedToken(snake_case__ ,							lstrip=snake_case__ ,							rstrip=snake_case__						) if isinstance(snake_case__ ,							snake_case__						) else sep_token
       _lowercase     			=						AddedToken(snake_case__ ,							lstrip=snake_case__ ,							rstrip=snake_case__						) if isinstance(snake_case__ ,							snake_case__						) else cls_token
       _lowercase     			=						AddedToken(snake_case__ ,							lstrip=snake_case__ ,							rstrip=snake_case__						) if isinstance(snake_case__ ,							snake_case__						) else unk_token
       _lowercase     			=						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
       _lowercase     			=						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:
           _lowercase     			=						json.load(snake_case__						)
       _lowercase     			=						{v: k for k, v in self.encoder.items()}
       _lowercase     			=						errors  # how to handle errors in decoding
       _lowercase     			=						bytes_to_unicode()
       _lowercase     			=						{v: k for k, v in self.byte_encoder.items()}
       with open(snake_case__ ,							encoding='utf-8'						) as merges_handle:
           _lowercase     			=						merges_handle.read().split('\n'						)[1:-1]
       _lowercase     			=						[tuple(merge.split()						) for merge in bpe_merges]
       _lowercase     			=						dict(zip(snake_case__ ,							range(len(snake_case__						)						)						)						)
       _lowercase     			=						{}
       _lowercase     			=						add_prefix_space

       # Should have added re.IGNORECASE so BPE merges can happen for capitalized versions of contractions
       _lowercase     			=						re.compile(R'\'s|\'t|\'re|\'ve|\'m|\'ll|\'d| ?\p{L}+| ?\p{N}+| ?[^\s\p{L}\p{N}]+|\s+(?!\S)|\s+'						)

   @property
   def       SCREAMING_SNAKE_CASE__					(     self:						int						)	->		Optional[Any]:


       """simple docstring"""



       return len(self.encoder						)

   def       SCREAMING_SNAKE_CASE__					(     self:						str						)	->		Dict:


       """simple docstring"""



       return dict(self.encoder ,							**self.added_tokens_encoder						)

   def       SCREAMING_SNAKE_CASE__					(     self:						Any ,							snake_case__:						List[Any]						)	->		Dict:


       """simple docstring"""



       if token in self.cache:
           return self.cache[token]
       _lowercase     			=						tuple(snake_case__						)
       _lowercase     			=						get_pairs(snake_case__						)

       if not pairs:
           return token

       while True:
           _lowercase     			=						min(snake_case__ ,							key=lambda snake_case__						: self.bpe_ranks.get(snake_case__ ,							float('inf'						)						)						)
           if bigram not in self.bpe_ranks:
               break
           _lowercase			,     _lowercase     			=						bigram
           _lowercase     			=						[]
           _lowercase     			=						0
           while i < len(snake_case__						):
               try:
                   _lowercase     			=						word.index(snake_case__ ,							snake_case__						)
               except ValueError:
                   new_word.extend(word[i:]						)
                   break
               else:
                   new_word.extend(word[i:j]						)
                   _lowercase     			=						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
           _lowercase     			=						tuple(snake_case__						)
           _lowercase     			=						new_word
           if len(snake_case__						) == 1:
               break
           else:
               _lowercase     			=						get_pairs(snake_case__						)
       _lowercase     			=						' '.join(snake_case__						)
       _lowercase     			=						word
       return word

   def       SCREAMING_SNAKE_CASE__					(     self:						Optional[int] ,							snake_case__:						Union[str, Any]						)	->		Tuple:


       """simple docstring"""



       _lowercase     			=						[]
       for token in re.findall(self.pat ,							snake_case__						):
           _lowercase     			=						''.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       SCREAMING_SNAKE_CASE__					(     self:						Tuple ,							snake_case__:						Union[str, Any]						)	->		str:


       """simple docstring"""



       return self.encoder.get(snake_case__ ,							self.encoder.get(self.unk_token						)						)

   def       SCREAMING_SNAKE_CASE__					(     self:						str ,							snake_case__:						Optional[int]						)	->		List[Any]:


       """simple docstring"""



       return self.decoder.get(snake_case__						)

   def       SCREAMING_SNAKE_CASE__					(     self:						Optional[Any] ,							snake_case__:						List[Any]						)	->		Union[str, Any]:


       """simple docstring"""



       _lowercase     			=						''.join(snake_case__						)
       _lowercase     			=						bytearray([self.byte_decoder[c] for c in text]						).decode('utf-8' ,							errors=self.errors						)
       return text

   def       SCREAMING_SNAKE_CASE__					(     self:						List[Any] ,							snake_case__:						str ,							snake_case__:						Optional[str] = None						)	->		Tuple[str]:


       """simple docstring"""



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

       _lowercase     			=						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!'						)
                   _lowercase     			=						token_index
               writer.write(' '.join(snake_case__						) + '\n'						)
               index += 1

       return vocab_file, merge_file

   def       SCREAMING_SNAKE_CASE__					(     self:						Dict ,							snake_case__:						List[int] ,							snake_case__:						Optional[List[int]] = None						)	->		List[int]:


       """simple docstring"""



       if token_ids_a is None:
           return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
       _lowercase     			=						[self.cls_token_id]
       _lowercase     			=						[self.sep_token_id]
       return cls + token_ids_a + sep + sep + token_ids_a + sep

   def       SCREAMING_SNAKE_CASE__					(     self:						Dict ,							snake_case__:						List[int] ,							snake_case__:						Optional[List[int]] = None ,							snake_case__:						bool = False						)	->		List[int]:


       """simple docstring"""



       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       SCREAMING_SNAKE_CASE__					(     self:						List[str] ,							snake_case__:						List[int] ,							snake_case__:						Optional[List[int]] = None						)	->		List[int]:


       """simple docstring"""



       _lowercase     			=						[self.sep_token_id]
       _lowercase     			=						[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       SCREAMING_SNAKE_CASE__					(     self:						List[Any] ,							snake_case__:						Tuple ,							snake_case__:						Dict=False ,							**snake_case__:						Dict						)	->		int:


       """simple docstring"""



       _lowercase     			=						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()):
           _lowercase     			=						' ' + text
       return (text, kwargs)








from typing import Literal

lowerCamelCase					    =	'''ABCDEFGHIJKLMNOPQRSTUVWXYZ'''
def 							UpperCAmelCase   ( _lowercase,   _lowercase,   _lowercase   ):


    '''simple docstring'''



    _lowercase     			=						LETTERS if mode == 'decrypt' else key
    _lowercase     			=						key if mode == 'decrypt' else LETTERS
    _lowercase     			=						''
    # loop through each symbol in the message
    for symbol in message:
        if symbol.upper() in chars_a:
            # encrypt/decrypt the symbol
            _lowercase     			=						chars_a.find(symbol.upper()   )
            if symbol.isupper():
                translated += chars_b[sym_index].upper()
            else:
                translated += chars_b[sym_index].lower()
        else:
            # symbol is not in LETTERS, just add it
            translated += symbol
    return translated
def 							UpperCAmelCase   ( _lowercase,   _lowercase   ):


    '''simple docstring'''



    return translate_message(_lowercase,   _lowercase,   'encrypt'   )
def 							UpperCAmelCase   ( _lowercase,   _lowercase   ):


    '''simple docstring'''



    return translate_message(_lowercase,   _lowercase,   'decrypt'   )
def 							UpperCAmelCase   ( ):


    '''simple docstring'''



    _lowercase     			=						'Hello World'
    _lowercase     			=						'QWERTYUIOPASDFGHJKLZXCVBNM'
    _lowercase     			=						'decrypt'  # set to 'encrypt' or 'decrypt'

    if mode == "encrypt":
        _lowercase     			=						encrypt_message(_lowercase,   _lowercase   )
    elif mode == "decrypt":
        _lowercase     			=						decrypt_message(_lowercase,   _lowercase   )
    print(f'''Using the key {key}, the {mode}ed message is: {translated}'''   )


if __name__ == "__main__":
   import doctest

   doctest.testmod()
   main()
