code: 
  
  
  from typing import Dict, List, Optional, Tuple
  
  from ...tokenization_utils import AddedToken, PreTrainedTokenizer
  from ...utils import logging
  
  
  __a   				=      logging.get_logger(__name__)
  
  
  
  
  
  
  
  class 				__SCREAMING_SNAKE_CASE   (			A__   ):
        A				:							int    							=     ['input_ids', 'attention_mask']
  
  
        def __init__(							self							,						SCREAMING_SNAKE_CASE__="[PAD]"							,						SCREAMING_SNAKE_CASE__="[BOS]"							,						SCREAMING_SNAKE_CASE__="[EOS]"							,						SCREAMING_SNAKE_CASE__="[MASK]"							,						SCREAMING_SNAKE_CASE__="[CLS]"							,						SCREAMING_SNAKE_CASE__="[SEP]"							,						SCREAMING_SNAKE_CASE__=2048							,						**SCREAMING_SNAKE_CASE__							,						):
              lowercase			:   Union[str, Any]					   =		AddedToken(SCREAMING_SNAKE_CASE__							,						lstrip=SCREAMING_SNAKE_CASE__							,						rstrip=SCREAMING_SNAKE_CASE__		) if isinstance(SCREAMING_SNAKE_CASE__							,						SCREAMING_SNAKE_CASE__		) else pad_token
              lowercase			:   List[str]					   =		AddedToken(SCREAMING_SNAKE_CASE__							,						lstrip=SCREAMING_SNAKE_CASE__							,						rstrip=SCREAMING_SNAKE_CASE__		) if isinstance(SCREAMING_SNAKE_CASE__							,						SCREAMING_SNAKE_CASE__		) else bos_token
              lowercase			:   List[str]					   =		AddedToken(SCREAMING_SNAKE_CASE__							,						lstrip=SCREAMING_SNAKE_CASE__							,						rstrip=SCREAMING_SNAKE_CASE__		) if isinstance(SCREAMING_SNAKE_CASE__							,						SCREAMING_SNAKE_CASE__		) else eos_token
              lowercase			:   Union[str, Any]					   =		AddedToken(SCREAMING_SNAKE_CASE__							,						lstrip=SCREAMING_SNAKE_CASE__							,						rstrip=SCREAMING_SNAKE_CASE__		) if isinstance(SCREAMING_SNAKE_CASE__							,						SCREAMING_SNAKE_CASE__		) else mask_token
              lowercase			:   Dict					   =		AddedToken(SCREAMING_SNAKE_CASE__							,						lstrip=SCREAMING_SNAKE_CASE__							,						rstrip=SCREAMING_SNAKE_CASE__		) if isinstance(SCREAMING_SNAKE_CASE__							,						SCREAMING_SNAKE_CASE__		) else cls_token
              lowercase			:   Union[str, Any]					   =		AddedToken(SCREAMING_SNAKE_CASE__							,						lstrip=SCREAMING_SNAKE_CASE__							,						rstrip=SCREAMING_SNAKE_CASE__		) if isinstance(SCREAMING_SNAKE_CASE__							,						SCREAMING_SNAKE_CASE__		) else sep_token
  
              super().__init__(
                  pad_token=SCREAMING_SNAKE_CASE__							,						bos_token=SCREAMING_SNAKE_CASE__							,						eos_token=SCREAMING_SNAKE_CASE__							,						mask_token=SCREAMING_SNAKE_CASE__							,						cls_token=SCREAMING_SNAKE_CASE__							,						sep_token=SCREAMING_SNAKE_CASE__							,						model_max_length=SCREAMING_SNAKE_CASE__							,						**SCREAMING_SNAKE_CASE__							,						)
  
              lowercase			:   List[Any]					   =		2**8  # utf is 8 bits
  
              # define special tokens dict
              lowercase			:   Dict[str, int]					   =		{
                  self.pad_token: 0,
                  self.bos_token: 1,
                  self.eos_token: 2,
                  self.mask_token: 3,
                  self.cls_token: 4,
                  self.sep_token: 5,
              }
              lowercase			:   List[str]					   =		len(self.special_tokens_encoder		)
              lowercase			:   Dict[int, str]					   =		{v: k for k, v in self.special_tokens_encoder.items()}
  
  
        def        __lowerCamelCase			(							self		):
              lowercase			:   List[Any]					   =		self.special_tokens_encoder.copy()
              vocab.update(self.added_tokens_encoder		)
              for i in range(self._utf_vocab_size		):
                    lowercase			:   List[Any]					   =		chr(SCREAMING_SNAKE_CASE__		)
                    lowercase			:   Optional[Any]					   =		i + len(self.special_tokens_encoder		)
              return vocab
  
  
        @property
        def        __lowerCamelCase			(							self		):
              return self._utf_vocab_size + self._num_special_tokens
  
  
        def        __lowerCamelCase			(							self							,						SCREAMING_SNAKE_CASE__							,						SCREAMING_SNAKE_CASE__ = None							,						SCREAMING_SNAKE_CASE__ = False		):
              if already_has_special_tokens:
                    return super().get_special_tokens_mask(
                        token_ids_a=SCREAMING_SNAKE_CASE__							,						token_ids_a=SCREAMING_SNAKE_CASE__							,						already_has_special_tokens=SCREAMING_SNAKE_CASE__		)
  
              # normal case: some special tokens
              if token_ids_a is None:
                    return [1] + [0] * len(SCREAMING_SNAKE_CASE__		) + [1]
              return [1] + ([0] * len(SCREAMING_SNAKE_CASE__		)) + [1] + ([0] * len(SCREAMING_SNAKE_CASE__		)) + [1]
  
  
        def        __lowerCamelCase			(							self							,						SCREAMING_SNAKE_CASE__							,						SCREAMING_SNAKE_CASE__ = None		):
              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							,						SCREAMING_SNAKE_CASE__		):
              lowercase			:   int					   =		[chr(SCREAMING_SNAKE_CASE__		) for i in text.encode('''utf-8'''		)]
              return tokens
  
  
        def        __lowerCamelCase			(							self							,						SCREAMING_SNAKE_CASE__		):
              if token in self.special_tokens_encoder:
                    lowercase			:   Optional[Any]					   =		self.special_tokens_encoder[token]
              elif token in self.added_tokens_encoder:
                    lowercase			:   List[Any]					   =		self.added_tokens_encoder[token]
              elif len(SCREAMING_SNAKE_CASE__		) != 1:
                    lowercase			:   List[str]					   =		self.unk_token_id
              else:
                    lowercase			:   Dict					   =		ord(SCREAMING_SNAKE_CASE__		) + self._num_special_tokens
              return token_id
  
  
        def        __lowerCamelCase			(							self							,						SCREAMING_SNAKE_CASE__		):
              if index in self.special_tokens_decoder:
                    lowercase			:   Optional[Any]					   =		self.special_tokens_decoder[index]
              elif index in self.added_tokens_decoder:
                    lowercase			:   Tuple					   =		self.added_tokens_decoder[index]
              else:
                    lowercase			:   Tuple					   =		chr(index - self._num_special_tokens		)
              return token
  
  
        def        __lowerCamelCase			(							self							,						SCREAMING_SNAKE_CASE__		):
              lowercase			:   List[str]					   =		B''''''
              for token in tokens:
                    if token in self.special_tokens_decoder:
                          lowercase			:   Dict					   =		self.special_tokens_decoder[token].encode('''utf-8'''		)
                    elif token in self.added_tokens_decoder:
                          lowercase			:   Any					   =		self.special_tokens_decoder[token].encode('''utf-8'''		)
                    elif token in self.special_tokens_encoder:
                          lowercase			:   Optional[int]					   =		token.encode('''utf-8'''		)
                    elif token in self.added_tokens_encoder:
                          lowercase			:   Optional[int]					   =		token.encode('''utf-8'''		)
                    else:
                          lowercase			:   List[str]					   =		bytes([ord(SCREAMING_SNAKE_CASE__		)]		)
                    bstring += tok_string
              lowercase			:   List[str]					   =		bstring.decode('''utf-8'''							,						errors='''replace'''		)
              return string
  
  
  
  
  
  
        def        __lowerCamelCase			(							self							,						SCREAMING_SNAKE_CASE__							,						SCREAMING_SNAKE_CASE__ = None		):
              return ()
  
style_context: 
  
  
  from __future__ import annotations
  
  
  
  
  def 			__lowercase	(						_UpperCamelCase     )    ->list[int]:
  
  
  
  
  
  
  
        """simple docstring"""
  
        assert (
            isinstance(_UpperCamelCase,    _UpperCamelCase     ) and mask > 0
        ), f"""mask needs to be positive integer, your input {mask}"""
        lowercase			:   Optional[int]					   =		[]
        lowercase			:   Optional[int]					   =		mask
  
        while submask:
              all_submasks.append(_UpperCamelCase     )
              lowercase			:   Dict					   =		(submask - 1) & mask
  
        return all_submasks
  
  
  if __name__ == "__main__":
    import doctest
  
    doctest.testmod()
  
  