code: 
  
  
  
  '''simple docstring'''
  
  
  
  from typing import Dict, List, Optional, Tuple
  
  from ...tokenization_utils import AddedToken, PreTrainedTokenizer
  from ...utils import logging
  
  
  a__						:			List[Any]										=			logging.get_logger(__name__)
  class        UpperCAmelCase__  (    UpperCAmelCase_):
   __SCREAMING_SNAKE_CASE					      =				['''input_ids''', '''attention_mask''']
  
  
  
   def __init__(  self		,	lowercase="[PAD]"		,	lowercase="[BOS]"		,	lowercase="[EOS]"		,	lowercase="[MASK]"		,	lowercase="[CLS]"		,	lowercase="[SEP]"		,	lowercase=2_0_4_8		,	**lowercase		,	)  ->							None:
    __UpperCamelCase				      =  AddedToken(lowercase		,	lstrip=lowercase		,	rstrip=lowercase			) if isinstance(lowercase		,	lowercase			) else pad_token
    __UpperCamelCase				      =  AddedToken(lowercase		,	lstrip=lowercase		,	rstrip=lowercase			) if isinstance(lowercase		,	lowercase			) else bos_token
    __UpperCamelCase				      =  AddedToken(lowercase		,	lstrip=lowercase		,	rstrip=lowercase			) if isinstance(lowercase		,	lowercase			) else eos_token
    __UpperCamelCase				      =  AddedToken(lowercase		,	lstrip=lowercase		,	rstrip=lowercase			) if isinstance(lowercase		,	lowercase			) else mask_token
    __UpperCamelCase				      =  AddedToken(lowercase		,	lstrip=lowercase		,	rstrip=lowercase			) if isinstance(lowercase		,	lowercase			) else cls_token
    __UpperCamelCase				      =  AddedToken(lowercase		,	lstrip=lowercase		,	rstrip=lowercase			) if isinstance(lowercase		,	lowercase			) else sep_token
  
    super().__init__(
        pad_token=lowercase		,	bos_token=lowercase		,	eos_token=lowercase		,	mask_token=lowercase		,	cls_token=lowercase		,	sep_token=lowercase		,	model_max_length=lowercase		,	**lowercase		,	)
  
    __UpperCamelCase				      =  2**8  # utf is 8 bits
  
    # define special tokens dict
    __UpperCamelCase				      =  {
        self.pad_token: 0,
        self.bos_token: 1,
        self.eos_token: 2,
        self.mask_token: 3,
        self.cls_token: 4,
        self.sep_token: 5,
    }
    __UpperCamelCase				      =  len(self.special_tokens_encoder			)
    __UpperCamelCase				      =  {v: k for k, v in self.special_tokens_encoder.items()}
  
  
  
   def    __lowerCamelCase				(  self			)  ->							Dict[str, int]:
    __UpperCamelCase				      =  self.special_tokens_encoder.copy()
    vocab.update(self.added_tokens_encoder			)
    for i in range(self._utf_vocab_size			):
     __UpperCamelCase				      =  chr(lowercase			)
     __UpperCamelCase				      =  i + len(self.special_tokens_encoder			)
    return vocab
  
  
  
   @property
   def    __lowerCamelCase				(  self			)  ->							Optional[int]:
    return self._utf_vocab_size + self._num_special_tokens
  
  
  
   def    __lowerCamelCase				(  self		,	lowercase		,	lowercase = None		,	lowercase = False			)  ->							List[int]:
    if already_has_special_tokens:
     return super().get_special_tokens_mask(
         token_ids_a=lowercase		,	token_ids_a=lowercase		,	already_has_special_tokens=lowercase			)
  
    # normal case: some special tokens
    if token_ids_a is None:
     return [1] + [0] * len(lowercase			) + [1]
    return [1] + ([0] * len(lowercase			)) + [1] + ([0] * len(lowercase			)) + [1]
  
  
  
   def    __lowerCamelCase				(  self		,	lowercase		,	lowercase = None			)  ->							List[int]:
    if token_ids_a is None:
     return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
    else:
     return [self.cls_token_id] + token_ids_a + [self.sep_token_id] + token_ids_a + [self.sep_token_id]
  
  
  
   def    __lowerCamelCase				(  self		,	lowercase			)  ->							List[str]:
    __UpperCamelCase				      =  [chr(lowercase			) for i in text.encode("""utf-8"""			)]
    return tokens
  
  
  
   def    __lowerCamelCase				(  self		,	lowercase			)  ->							Tuple:
    if token in self.special_tokens_encoder:
     __UpperCamelCase				      =  self.special_tokens_encoder[token]
    elif token in self.added_tokens_encoder:
     __UpperCamelCase				      =  self.added_tokens_encoder[token]
    elif len(lowercase			) != 1:
     __UpperCamelCase				      =  self.unk_token_id
    else:
     __UpperCamelCase				      =  ord(lowercase			) + self._num_special_tokens
    return token_id
  
  
  
   def    __lowerCamelCase				(  self		,	lowercase			)  ->							List[Any]:
    if index in self.special_tokens_decoder:
     __UpperCamelCase				      =  self.special_tokens_decoder[index]
    elif index in self.added_tokens_decoder:
     __UpperCamelCase				      =  self.added_tokens_decoder[index]
    else:
     __UpperCamelCase				      =  chr(index - self._num_special_tokens			)
    return token
  
  
  
   def    __lowerCamelCase				(  self		,	lowercase			)  ->							str:
    __UpperCamelCase				      =  b""""""
    for token in tokens:
     if token in self.special_tokens_decoder:
      __UpperCamelCase				      =  self.special_tokens_decoder[token].encode("""utf-8"""			)
     elif token in self.added_tokens_decoder:
      __UpperCamelCase				      =  self.special_tokens_decoder[token].encode("""utf-8"""			)
     elif token in self.special_tokens_encoder:
      __UpperCamelCase				      =  token.encode("""utf-8"""			)
     elif token in self.added_tokens_encoder:
      __UpperCamelCase				      =  token.encode("""utf-8"""			)
     else:
      __UpperCamelCase				      =  bytes([ord(lowercase			)]			)
     bstring += tok_string
    __UpperCamelCase				      =  bstring.decode("""utf-8"""		,	errors="""replace"""			)
    return string
  
  
  
  
   def    __lowerCamelCase				(  self		,	lowercase		,	lowercase = None			)  ->							Tuple[str]:
    return ()
  
  
  
  
  
  
style_context: 
  
  
  
  '''simple docstring'''
  
  
  
  a__						:			Any										=			{
      '0000': '0',
      '0001': '1',
      '0010': '2',
      '0011': '3',
      '0100': '4',
      '0101': '5',
      '0110': '6',
      '0111': '7',
      '1000': '8',
      '1001': '9',
      '1010': 'a',
      '1011': 'b',
      '1100': 'c',
      '1101': 'd',
      '1110': 'e',
      '1111': 'f',
  }
  
  
  
  
  
  
  
  def _lowercase   (  __A       ):
  
  
  
   '''simple docstring'''
  
  
  
   __UpperCamelCase				      =  str(__A       ).strip()
  
   # Exceptions
   if not binary_str:
    raise ValueError("""Empty string was passed to the function"""       )
   __UpperCamelCase				      =  binary_str[0] == """-"""
   __UpperCamelCase				      =  binary_str[1:] if is_negative else binary_str
   if not all(char in """01""" for char in binary_str       ):
    raise ValueError("""Non-binary value was passed to the function"""       )
  
   __UpperCamelCase				      =  (
       """0""" * (4 * (divmod(len(__A       )							,4       )[0] + 1) - len(__A       )) + binary_str
   )
  
   __UpperCamelCase				      =  []
   for x in range(0							,len(__A       )							,4       ):
    hexadecimal.append(BITS_TO_HEX[binary_str[x : x + 4]]       )
   __UpperCamelCase				      =  """0x""" + """""".join(__A       )
  
   return "-" + hexadecimal_str if is_negative else hexadecimal_str
  
  
  if __name__ == "__main__":
   from doctest import testmod
  
   testmod()
  
  
  
  
  
  