




from typing import Dict, List, Optional

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


__A						:							str							=  logging.get_logger(__name__)


__A						:							Dict							=  {
    '''nielsr/canine-s''': 2_0_4_8,
}

# Unicode defines 1,114,112 total “codepoints”
__A						:							int							=  1_1_1_4_1_1_2

# 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						:							Dict							=  0

__A						:							Optional[Any]							=  0Xe0_00
__A						:							Tuple							=  0Xe0_01
__A						:							str							=  0Xe0_02
__A						:							str							=  0Xe0_03
__A						:							Tuple							=  0Xe0_04

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




class 			UpperCAmelCase_      (   __a       ):




							'''simple docstring'''



							a__						  =     PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES





							def __init__(					self       :	int       ,     a       :	Optional[int]=chr(snake_case__			)       ,     a       :	List[str]=chr(snake_case__			)       ,     a       :	Tuple=chr(snake_case__			)       ,     a       :	List[Any]=chr(snake_case__			)       ,     a       :	int=chr(snake_case__			)       ,     a       :	Union[str, Any]=chr(snake_case__			)       ,     a       :	Tuple=False       ,     a       :	Optional[Any]=2_048       ,     **a       :	Union[str, Any]       ,     )			->					Optional[Any]:
										SCREAMING_SNAKE_CASE           =					AddedToken(snake_case__       ,     lstrip=snake_case__       ,     rstrip=snake_case__			) if isinstance(snake_case__       ,     snake_case__			) else bos_token
										SCREAMING_SNAKE_CASE           =					AddedToken(snake_case__       ,     lstrip=snake_case__       ,     rstrip=snake_case__			) if isinstance(snake_case__       ,     snake_case__			) else eos_token
										SCREAMING_SNAKE_CASE           =					AddedToken(snake_case__       ,     lstrip=snake_case__       ,     rstrip=snake_case__			) if isinstance(snake_case__       ,     snake_case__			) else sep_token
										SCREAMING_SNAKE_CASE           =					AddedToken(snake_case__       ,     lstrip=snake_case__       ,     rstrip=snake_case__			) if isinstance(snake_case__       ,     snake_case__			) else cls_token
										SCREAMING_SNAKE_CASE           =					AddedToken(snake_case__       ,     lstrip=snake_case__       ,     rstrip=snake_case__			) if isinstance(snake_case__       ,     snake_case__			) else pad_token

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

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

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

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

										SCREAMING_SNAKE_CASE           =					UNICODE_VOCAB_SIZE
										SCREAMING_SNAKE_CASE           =					len(self._special_codepoints			)





							@property
							def    _UpperCAmelCase     (					self       :	Optional[int]			)			->					Optional[int]:
										return self._unicode_vocab_size





							def    _UpperCAmelCase     (					self       :	Tuple       ,     a       :	str			)			->					List[Any]:
										return list(snake_case__			)





							def    _UpperCAmelCase     (					self       :	List[str]       ,     a       :	str			)			->					Any:
										try:
													return ord(snake_case__			)
										except TypeError:
													raise ValueError(f"""invalid token: '{token}'"""			)





							def    _UpperCAmelCase     (					self       :	Dict       ,     a       :	int			)			->					str:
										try:
													if index in SPECIAL_CODEPOINTS:
																return SPECIAL_CODEPOINTS[index]
													return chr(snake_case__			)
										except TypeError:
													raise ValueError(f"""invalid id: {index}"""			)





							def    _UpperCAmelCase     (					self       :	Dict       ,     a       :	int			)			->					Optional[Any]:
										return "".join(snake_case__			)





							def    _UpperCAmelCase     (					self       :	List[Any]       ,     a       :	List[int]       ,     a       :	Optional[List[int]] = None			)			->					int:
										SCREAMING_SNAKE_CASE           =					[self.sep_token_id]
										SCREAMING_SNAKE_CASE           =					[self.cls_token_id]

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





							def    _UpperCAmelCase     (					self       :	Optional[int]       ,     a       :	List[int]       ,     a       :	Optional[List[int]] = None       ,     a       :	bool = False			)			->					Union[str, Any]:
										if already_has_special_tokens:
													return super().get_special_tokens_mask(
													    token_ids_a=snake_case__       ,     token_ids_a=snake_case__       ,     already_has_special_tokens=snake_case__			)

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





							def    _UpperCAmelCase     (					self       :	str       ,     a       :	List[int]       ,     a       :	Optional[List[int]] = None			)			->					Any:
										SCREAMING_SNAKE_CASE           =					[self.sep_token_id]
										SCREAMING_SNAKE_CASE           =					[self.cls_token_id]

										SCREAMING_SNAKE_CASE           =					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       :	List[str]       ,     a       :	str       ,     a       :	Optional[str] = None			)			->					List[str]:
										return ()









from __future__ import annotations
def 					lowerCamelCase_    (    SCREAMING_SNAKE_CASE   ):
			'''simple docstring'''
			create_state_space_tree(SCREAMING_SNAKE_CASE					,	[]					,	0					,	[0 for i in range(len(SCREAMING_SNAKE_CASE   )   )]   )
def 					lowerCamelCase_    (    SCREAMING_SNAKE_CASE					,	SCREAMING_SNAKE_CASE					,	SCREAMING_SNAKE_CASE					,	SCREAMING_SNAKE_CASE					,	):
			'''simple docstring'''

			if index == len(SCREAMING_SNAKE_CASE   ):
						print(SCREAMING_SNAKE_CASE   )
						return

			for i in range(len(SCREAMING_SNAKE_CASE   )   ):
						if not index_used[i]:
									current_sequence.append(sequence[i]   )
									SCREAMING_SNAKE_CASE           =					True
									create_state_space_tree(SCREAMING_SNAKE_CASE					,	SCREAMING_SNAKE_CASE					,	index + 1					,	SCREAMING_SNAKE_CASE   )
									current_sequence.pop()
									SCREAMING_SNAKE_CASE           =					False
__A						:							list[int | str]							=  [3, 1, 2, 4]
generate_all_permutations(sequence)

__A						:							list[int | str]							=  ["A", "B", "C"]




generate_all_permutations(sequence_a)






