from typing import Dict, List, Optional

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


A_      =      logging.get_logger(__name__)


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

# Unicode defines 1,114,112 total “codepoints”
A_      =      1114112

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

A_      =      0Xe_0_0_0
A_      =      0Xe_0_0_1
A_      =      0Xe_0_0_2
A_      =      0Xe_0_0_3
A_      =      0Xe_0_0_4

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






class      __lowercase					(    _A    ):
						lowercase					 =     PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES

						def __init__(	self				:      Tuple							,							__lowerCamelCase				:      Dict=chr(__lowerCamelCase   )							,							__lowerCamelCase				:      str=chr(__lowerCamelCase   )							,							__lowerCamelCase				:      List[str]=chr(__lowerCamelCase   )							,							__lowerCamelCase				:      str=chr(__lowerCamelCase   )							,							__lowerCamelCase				:      Optional[int]=chr(__lowerCamelCase   )							,							__lowerCamelCase				:      str=chr(__lowerCamelCase   )							,							__lowerCamelCase				:      Optional[int]=False							,							__lowerCamelCase				:      int=20_48							,							**__lowerCamelCase				:      str							,							)							->		Any:


									'''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        __a		(	self				:      Optional[int]   )							->		int:


									'''simple docstring'''

									return self._unicode_vocab_size

						def        __a		(	self				:      Dict							,							__lowerCamelCase				:      str   )							->		List[str]:


									'''simple docstring'''

									return list(__lowerCamelCase   )

						def        __a		(	self				:      Tuple							,							__lowerCamelCase				:      str   )							->		int:


									'''simple docstring'''

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

						def        __a		(	self				:      Any							,							__lowerCamelCase				:      int   )							->		str:


									'''simple docstring'''

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

						def        __a		(	self				:      str							,							__lowerCamelCase				:      Optional[int]   )							->		Dict:


									'''simple docstring'''

									return "".join(__lowerCamelCase   )

						def        __a		(	self				:      int							,							__lowerCamelCase				:      List[int]							,							__lowerCamelCase				:      Optional[List[int]] = None   )							->		List[int]:


									'''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        __a		(	self				:      int							,							__lowerCamelCase				:      List[int]							,							__lowerCamelCase				:      Optional[List[int]] = None							,							__lowerCamelCase				:      bool = False   )							->		List[int]:


									'''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        __a		(	self				:      List[Any]							,							__lowerCamelCase				:      List[int]							,							__lowerCamelCase				:      Optional[List[int]] = None   )							->		List[int]:


									'''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        __a		(	self				:      str							,							__lowerCamelCase				:      str							,							__lowerCamelCase				:      Optional[str] = None   )							->		List[Any]:


									'''simple docstring'''

									return ()






# Lint as: python3
import dataclasses
import re
from dataclasses import dataclass
from functools import total_ordering
from typing import Optional, Union


A_      =      re.compile(R"^(?P<major>\d+)" R"\.(?P<minor>\d+)" R"\.(?P<patch>\d+)$")






@total_ordering
@dataclass
class      __lowercase					:
						lowercase					 =     42
						lowercase					 =     None
						lowercase					 =     None
						lowercase					 =     None
						lowercase					 =     None

						def        __a		(	self				:      int   )							->		str:


									'''simple docstring'''

									lowercase		,lowercase		,lowercase							=		_str_to_version_tuple(self.version_str   )

						def __repr__(	self				:      Union[str, Any]   )							->		int:


									'''simple docstring'''

									return f'{self.tuple[0]}.{self.tuple[1]}.{self.tuple[2]}'

						@property
						def        __a		(	self				:      Dict   )							->		Union[str, Any]:


									'''simple docstring'''

									return self.major, self.minor, self.patch

						def        __a		(	self				:      Optional[Any]							,							__lowerCamelCase				:      Any   )							->		Dict:


									'''simple docstring'''

									if isinstance(__lowerCamelCase							,							__lowerCamelCase   ):
												return Version(__lowerCamelCase   )
									elif isinstance(__lowerCamelCase							,							__lowerCamelCase   ):
												return other
									raise TypeError(f'{other} (type {type(__lowerCamelCase   )}) cannot be compared to version.'   )

						def __eq__(	self				:      Tuple							,							__lowerCamelCase				:      Tuple   )							->		List[Any]:


									'''simple docstring'''

									try:
												lowercase							=		self._validate_operand(__lowerCamelCase   )
									except (TypeError, ValueError):
												return False
									else:
												return self.tuple == other.tuple

						def __lt__(	self				:      Any							,							__lowerCamelCase				:      Union[str, Any]   )							->		int:


									'''simple docstring'''

									lowercase							=		self._validate_operand(__lowerCamelCase   )
									return self.tuple < other.tuple

						def __hash__(	self				:      int   )							->		str:


									'''simple docstring'''

									return hash(_version_tuple_to_str(self.tuple   )   )

						@classmethod
						def        __a		(	cls				:      List[str]							,							__lowerCamelCase				:      Any   )							->		int:


									'''simple docstring'''

									lowercase							=		{f.name for f in dataclasses.fields(cls   )}
									return cls(**{k: v for k, v in dic.items() if k in field_names}   )



						def        __a		(	self				:      Union[str, Any]   )							->		str:


									'''simple docstring'''

									return self.version_str






def        __UpperCAmelCase    (       UpperCAmelCase       )->       List[str]:



			"""simple docstring"""







			lowercase							=		_VERSION_REG.match(UpperCAmelCase       )
			if not res:
						raise ValueError(f'Invalid version \'{version_str}\'. Format should be x.y.z with {{x,y,z}} being digits.'       )
			return tuple(int(UpperCAmelCase       ) for v in [res.group('''major'''       ), res.group('''minor'''       ), res.group('''patch'''       )]       )






def        __UpperCAmelCase    (       UpperCAmelCase       )->       int:



			"""simple docstring"""







			return ".".join(str(UpperCAmelCase       ) for v in version_tuple       )





