



"""simple docstring"""
from typing import Dict, List, Optional

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


UpperCAmelCase						:		Union[str, Any]			= logging.get_logger(__name__)


UpperCAmelCase						:		Dict			= {
    "nielsr/canine-s": 2048,
}

# Unicode defines 1,114,112 total “codepoints”
UpperCAmelCase						:		Dict			= 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
UpperCAmelCase						:		Tuple			= 0

UpperCAmelCase						:		str			= 0xe000
UpperCAmelCase						:		int			= 0xe001
UpperCAmelCase						:		List[str]			= 0xe002
UpperCAmelCase						:		Dict			= 0xe003
UpperCAmelCase						:		str			= 0xe004

# Maps special codepoints to human-readable names.
UpperCAmelCase						:		Dict[int, str]			= {
    # 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.
UpperCAmelCase						:		Dict[str, int]			= {name: codepoint for codepoint, name in SPECIAL_CODEPOINTS.items()}


class    SCREAMING_SNAKE_CASE__ (							__UpperCAmelCase   ):
    lowercase__      =   PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES

    def __init__(				self			:				Optional[Any] ,  lowerCAmelCase_			:				Optional[Any]=chr(lowerCAmelCase_) ,  lowerCAmelCase_			:				Optional[Any]=chr(lowerCAmelCase_) ,  lowerCAmelCase_			:				int=chr(lowerCAmelCase_) ,  lowerCAmelCase_			:				List[str]=chr(lowerCAmelCase_) ,  lowerCAmelCase_			:				Union[str, Any]=chr(lowerCAmelCase_) ,  lowerCAmelCase_			:				Dict=chr(lowerCAmelCase_) ,  lowerCAmelCase_			:				Any=False ,  lowerCAmelCase_			:				Union[str, Any]=2_0_4_8 ,  **lowerCAmelCase_			:				List[str] ,  ):







      """simple docstring"""







      lowercase_								= AddedToken(lowerCAmelCase_ ,  lstrip=lowerCAmelCase_ ,  rstrip=lowerCAmelCase_) if isinstance(lowerCAmelCase_ ,  lowerCAmelCase_) else bos_token
      lowercase_								= AddedToken(lowerCAmelCase_ ,  lstrip=lowerCAmelCase_ ,  rstrip=lowerCAmelCase_) if isinstance(lowerCAmelCase_ ,  lowerCAmelCase_) else eos_token
      lowercase_								= AddedToken(lowerCAmelCase_ ,  lstrip=lowerCAmelCase_ ,  rstrip=lowerCAmelCase_) if isinstance(lowerCAmelCase_ ,  lowerCAmelCase_) else sep_token
      lowercase_								= AddedToken(lowerCAmelCase_ ,  lstrip=lowerCAmelCase_ ,  rstrip=lowerCAmelCase_) if isinstance(lowerCAmelCase_ ,  lowerCAmelCase_) else cls_token
      lowercase_								= AddedToken(lowerCAmelCase_ ,  lstrip=lowerCAmelCase_ ,  rstrip=lowerCAmelCase_) if isinstance(lowerCAmelCase_ ,  lowerCAmelCase_) else pad_token

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

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

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

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

      lowercase_								= UNICODE_VOCAB_SIZE
      lowercase_								= len(self._special_codepoints)

    @property
    def 					_UpperCAmelCase	(				self			:				str):







      """simple docstring"""







      return self._unicode_vocab_size

    def 					_UpperCAmelCase	(				self			:				List[Any] ,  lowerCAmelCase_			:				str):







      """simple docstring"""







      return list(lowerCAmelCase_)

    def 					_UpperCAmelCase	(				self			:				Union[str, Any] ,  lowerCAmelCase_			:				str):







      """simple docstring"""







      try:
        return ord(lowerCAmelCase_)
      except TypeError:
        raise ValueError(F'''invalid token: \'{token}\'''')

    def 					_UpperCAmelCase	(				self			:				Optional[int] ,  lowerCAmelCase_			:				int):







      """simple docstring"""







      try:
        if index in SPECIAL_CODEPOINTS:
          return SPECIAL_CODEPOINTS[index]
        return chr(lowerCAmelCase_)
      except TypeError:
        raise ValueError(F'''invalid id: {index}''')

    def 					_UpperCAmelCase	(				self			:				List[str] ,  lowerCAmelCase_			:				Optional[Any]):







      """simple docstring"""







      return "".join(lowerCAmelCase_)

    def 					_UpperCAmelCase	(				self			:				Tuple ,  lowerCAmelCase_			:				List[int] ,  lowerCAmelCase_			:				Optional[List[int]] = None):







      """simple docstring"""







      lowercase_								= [self.sep_token_id]
      lowercase_								= [self.cls_token_id]

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

    def 					_UpperCAmelCase	(				self			:				Tuple ,  lowerCAmelCase_			:				List[int] ,  lowerCAmelCase_			:				Optional[List[int]] = None ,  lowerCAmelCase_			:				bool = False):







      """simple docstring"""







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

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

    def 					_UpperCAmelCase	(				self			:				Tuple ,  lowerCAmelCase_			:				List[int] ,  lowerCAmelCase_			:				Optional[List[int]] = None):







      """simple docstring"""







      lowercase_								= [self.sep_token_id]
      lowercase_								= [self.cls_token_id]

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




    def 					_UpperCAmelCase	(				self			:				Union[str, Any] ,  lowerCAmelCase_			:				str ,  lowerCAmelCase_			:				Optional[str] = None):







      """simple docstring"""







      return ()






"""simple docstring"""
def 			_SCREAMING_SNAKE_CASE						(__lowerCAmelCase ,  __lowerCAmelCase							) ->						int:







  '''simple docstring'''


  while a != 0:
    lowercase_					,    lowercase_								= b % a, a
  return b


def 			_SCREAMING_SNAKE_CASE						(__lowerCAmelCase ,  __lowerCAmelCase							) ->						int:







  '''simple docstring'''


  if gcd(__lowerCAmelCase ,  __lowerCAmelCase							) != 1:
    lowercase_								= F'''mod inverse of {a!r} and {m!r} does not exist'''
    raise ValueError(__lowerCAmelCase							)
  lowercase_					,    lowercase_					,    lowercase_								= 1, 0, a
  lowercase_					,    lowercase_					,    lowercase_								= 0, 1, m
  while va != 0:
    lowercase_								= ua // va
    lowercase_					,    lowercase_					,    lowercase_					,    lowercase_					,    lowercase_					,    lowercase_								= (ua - q * va), (ua - q * va), (ua - q * va), va, va, va
  return ua % m

