

'''simple docstring'''







from typing import Dict, List, Optional

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


__lowerCamelCase		       =    logging.get_logger(__name__)


__lowerCamelCase		       =    {
    '''nielsr/canine-s''': 2048,
}

# Unicode defines 1,114,112 total “codepoints”
__lowerCamelCase		       =    111_4112

# Below: Constants defining canonical codepoints for special, pseudo-characters.
# Copied from https://github.com/google-research/language/blob/master/language/canine/special_codepoints.py
__lowerCamelCase		       =    0

__lowerCamelCase		       =    0Xe000
__lowerCamelCase		       =    0Xe001
__lowerCamelCase		       =    0Xe002
__lowerCamelCase		       =    0Xe003
__lowerCamelCase		       =    0Xe004

# Maps special codepoints to human-readable names.
__lowerCamelCase		       =    {
    # Special symbols are represented using codepoints values that are valid,
    # but designated as "Private Use", meaning that they will never be assigned
    # characters by the Unicode Consortium, and are thus safe for use here.
    #
    # NOTE: Do *NOT* add any sort of [UNK_CHAR] here. They are explicitly
    # excluded and should fail with a hard error.
    CLS: "[CLS]",
    SEP: "[SEP]",
    BOS: "[BOS]",
    MASK: "[MASK]",
    PAD: "[PAD]",
    RESERVED: "[RESERVED]",
}

# Maps special codepoint human-readable names to their codepoint values.
__lowerCamelCase		       =    {name: codepoint for codepoint, name in SPECIAL_CODEPOINTS.items()}


class 					A__      (      _snake_case			):
    lowercase						=		PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES



    def __init__(					self		,				UpperCamelCase__=chr(UpperCamelCase__       )		,				UpperCamelCase__=chr(UpperCamelCase__       )		,				UpperCamelCase__=chr(UpperCamelCase__       )		,				UpperCamelCase__=chr(UpperCamelCase__       )		,				UpperCamelCase__=chr(UpperCamelCase__       )		,				UpperCamelCase__=chr(UpperCamelCase__       )		,				UpperCamelCase__=False		,				UpperCamelCase__=2048		,				**UpperCamelCase__		,				)						->      List[Any]:





           '''simple docstring'''
           A_						=      AddedToken(UpperCamelCase__		,				lstrip=UpperCamelCase__		,				rstrip=UpperCamelCase__       ) if isinstance(UpperCamelCase__		,				UpperCamelCase__       ) else bos_token
           A_						=      AddedToken(UpperCamelCase__		,				lstrip=UpperCamelCase__		,				rstrip=UpperCamelCase__       ) if isinstance(UpperCamelCase__		,				UpperCamelCase__       ) else eos_token
           A_						=      AddedToken(UpperCamelCase__		,				lstrip=UpperCamelCase__		,				rstrip=UpperCamelCase__       ) if isinstance(UpperCamelCase__		,				UpperCamelCase__       ) else sep_token
           A_						=      AddedToken(UpperCamelCase__		,				lstrip=UpperCamelCase__		,				rstrip=UpperCamelCase__       ) if isinstance(UpperCamelCase__		,				UpperCamelCase__       ) else cls_token
           A_						=      AddedToken(UpperCamelCase__		,				lstrip=UpperCamelCase__		,				rstrip=UpperCamelCase__       ) if isinstance(UpperCamelCase__		,				UpperCamelCase__       ) else pad_token

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

           super().__init__(
               bos_token=UpperCamelCase__		,				eos_token=UpperCamelCase__		,				sep_token=UpperCamelCase__		,				cls_token=UpperCamelCase__		,				pad_token=UpperCamelCase__		,				mask_token=UpperCamelCase__		,				add_prefix_space=UpperCamelCase__		,				model_max_length=UpperCamelCase__		,				**UpperCamelCase__		,				)

           # Creates a mapping for looking up the IDs of special symbols.
           A_						=      {}
           for codepoint, name in SPECIAL_CODEPOINTS.items():
                  A_						=      codepoint

           # Creates a mapping for looking up the string forms of special symbol IDs.
           A_						=      {
               codepoint: name for name, codepoint in self._special_codepoints.items()
           }

           A_						=      UNICODE_VOCAB_SIZE
           A_						=      len(self._special_codepoints       )



    @property
    def 					snake_case_			(					self       )						->      int:





           '''simple docstring'''
           return self._unicode_vocab_size



    def 					snake_case_			(					self		,				UpperCamelCase__       )						->      List[str]:





           '''simple docstring'''
           return list(UpperCamelCase__       )



    def 					snake_case_			(					self		,				UpperCamelCase__       )						->      int:





           '''simple docstring'''
           try:
                  return ord(UpperCamelCase__       )
           except TypeError:
                  raise ValueError(f'''invalid token: \'{token}\''''       )



    def 					snake_case_			(					self		,				UpperCamelCase__       )						->      str:





           '''simple docstring'''
           try:
                  if index in SPECIAL_CODEPOINTS:
                         return SPECIAL_CODEPOINTS[index]
                  return chr(UpperCamelCase__       )
           except TypeError:
                  raise ValueError(f'''invalid id: {index}'''       )



    def 					snake_case_			(					self		,				UpperCamelCase__       )						->      str:





           '''simple docstring'''
           return "".join(UpperCamelCase__       )



    def 					snake_case_			(					self		,				UpperCamelCase__		,				UpperCamelCase__ = None       )						->      List[int]:





           '''simple docstring'''
           A_						=      [self.sep_token_id]
           A_						=      [self.cls_token_id]

           A_						=      cls + token_ids_a + sep
           if token_ids_a is not None:
                  result += token_ids_a + sep
           return result



    def 					snake_case_			(					self		,				UpperCamelCase__		,				UpperCamelCase__ = None		,				UpperCamelCase__ = False       )						->      List[int]:





           '''simple docstring'''
           if already_has_special_tokens:
                  return super().get_special_tokens_mask(
                      token_ids_a=UpperCamelCase__		,				token_ids_a=UpperCamelCase__		,				already_has_special_tokens=UpperCamelCase__       )

           A_						=      [1] + ([0] * len(UpperCamelCase__       )) + [1]
           if token_ids_a is not None:
                  result += ([0] * len(UpperCamelCase__       )) + [1]
           return result



    def 					snake_case_			(					self		,				UpperCamelCase__		,				UpperCamelCase__ = None       )						->      List[int]:





           '''simple docstring'''
           A_						=      [self.sep_token_id]
           A_						=      [self.cls_token_id]

           A_						=      len(cls + token_ids_a + sep       ) * [0]
           if token_ids_a is not None:
                  result += len(token_ids_a + sep       ) * [1]
           return result







    def 					snake_case_			(					self		,				UpperCamelCase__		,				UpperCamelCase__ = None       )						->      Tuple:





           '''simple docstring'''
           return ()



'''simple docstring'''







def       UpperCAmelCase__    (      UpperCAmelCase__				)			->			bool:
       if num < 0:
              return False

       A_						=      num
       A_						=      0
       while num > 0:
              A_						=      rev_num * 10 + (num % 10)
              num //= 10

       return num_copy == rev_num


if __name__ == "__main__":
      import doctest

      doctest.testmod()
