


'''simple docstring'''
import os
from shutil import copyfile
from typing import List, Optional, Tuple

from ...tokenization_utils import AddedToken
from ...tokenization_utils_fast import PreTrainedTokenizerFast
from ...utils import is_sentencepiece_available, logging


if is_sentencepiece_available():
		from .tokenization_big_bird import BigBirdTokenizer
else:
		__snake_case											=					None

__snake_case											=					logging.get_logger(__name__)
__snake_case											=					{'''vocab_file''': '''spiece.model''', '''tokenizer_file''': '''tokenizer.json'''}

__snake_case											=					{
    '''vocab_file''': {
        '''google/bigbird-roberta-base''': '''https://huggingface.co/google/bigbird-roberta-base/resolve/main/spiece.model''',
        '''google/bigbird-roberta-large''': (
            '''https://huggingface.co/google/bigbird-roberta-large/resolve/main/spiece.model'''
        ),
        '''google/bigbird-base-trivia-itc''': (
            '''https://huggingface.co/google/bigbird-base-trivia-itc/resolve/main/spiece.model'''
        ),
    },
    '''tokenizer_file''': {
        '''google/bigbird-roberta-base''': (
            '''https://huggingface.co/google/bigbird-roberta-base/resolve/main/tokenizer.json'''
        ),
        '''google/bigbird-roberta-large''': (
            '''https://huggingface.co/google/bigbird-roberta-large/resolve/main/tokenizer.json'''
        ),
        '''google/bigbird-base-trivia-itc''': (
            '''https://huggingface.co/google/bigbird-base-trivia-itc/resolve/main/tokenizer.json'''
        ),
    },
}

__snake_case											=					{
    '''google/bigbird-roberta-base''': 4096,
    '''google/bigbird-roberta-large''': 4096,
    '''google/bigbird-base-trivia-itc''': 4096,
}


__snake_case											=					'''▁'''
class        lowercase     (							A__ ):

		"""simple docstring"""

		_a   			=    VOCAB_FILES_NAMES
		_a   			=    PRETRAINED_VOCAB_FILES_MAP
		_a   			=    PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
		_a   			=    BigBirdTokenizer
		_a   			=    ['input_ids', 'attention_mask']
		_a   			=    []




		def __init__(		self   ,       UpperCamelCase_=None   ,       UpperCamelCase_=None   ,       UpperCamelCase_="<unk>"   ,       UpperCamelCase_="<s>"   ,       UpperCamelCase_="</s>"   ,       UpperCamelCase_="<pad>"   ,       UpperCamelCase_="[SEP]"   ,       UpperCamelCase_="[MASK]"   ,       UpperCamelCase_="[CLS]"   ,       **UpperCamelCase_   ,       ):

							'''simple docstring'''


							UpperCamelCase__       :Dict							 =			AddedToken(UpperCamelCase_   ,       lstrip=UpperCamelCase_   ,       rstrip=UpperCamelCase_							) if isinstance(UpperCamelCase_   ,       UpperCamelCase_							) else bos_token
							UpperCamelCase__       :int							 =			AddedToken(UpperCamelCase_   ,       lstrip=UpperCamelCase_   ,       rstrip=UpperCamelCase_							) if isinstance(UpperCamelCase_   ,       UpperCamelCase_							) else eos_token
							UpperCamelCase__       :int							 =			AddedToken(UpperCamelCase_   ,       lstrip=UpperCamelCase_   ,       rstrip=UpperCamelCase_							) if isinstance(UpperCamelCase_   ,       UpperCamelCase_							) else unk_token
							UpperCamelCase__       :Any							 =			AddedToken(UpperCamelCase_   ,       lstrip=UpperCamelCase_   ,       rstrip=UpperCamelCase_							) if isinstance(UpperCamelCase_   ,       UpperCamelCase_							) else pad_token
							UpperCamelCase__       :List[str]							 =			AddedToken(UpperCamelCase_   ,       lstrip=UpperCamelCase_   ,       rstrip=UpperCamelCase_							) if isinstance(UpperCamelCase_   ,       UpperCamelCase_							) else cls_token
							UpperCamelCase__       :Optional[int]							 =			AddedToken(UpperCamelCase_   ,       lstrip=UpperCamelCase_   ,       rstrip=UpperCamelCase_							) if isinstance(UpperCamelCase_   ,       UpperCamelCase_							) else sep_token

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

							super().__init__(
							    UpperCamelCase_   ,       tokenizer_file=UpperCamelCase_   ,       bos_token=UpperCamelCase_   ,       eos_token=UpperCamelCase_   ,       unk_token=UpperCamelCase_   ,       sep_token=UpperCamelCase_   ,       pad_token=UpperCamelCase_   ,       cls_token=UpperCamelCase_   ,       mask_token=UpperCamelCase_   ,       **UpperCamelCase_   ,       )

							UpperCamelCase__       :List[Any]							 =			vocab_file
							UpperCamelCase__       :Optional[Any]							 =			False if not self.vocab_file else True




		def    lowerCAmelCase__    (		self   ,       UpperCamelCase_   ,       UpperCamelCase_ = None							):

							'''simple docstring'''


							UpperCamelCase__       :Optional[Any]							 =			[self.sep_token_id]
							UpperCamelCase__       :List[Any]							 =			[self.cls_token_id]
							if token_ids_a is None:
												return cls + token_ids_a + sep
							return cls + token_ids_a + sep + token_ids_a + sep




		def    lowerCAmelCase__    (		self   ,       UpperCamelCase_   ,       UpperCamelCase_ = None   ,       UpperCamelCase_ = False							):

							'''simple docstring'''


							if already_has_special_tokens:
												if token_ids_a is not None:
																	raise ValueError(
																	    '''You should not supply a second sequence if the provided sequence of '''
																	    '''ids is already formatted with special tokens for the model.'''							)
												return [1 if x in [self.sep_token_id, self.cls_token_id] else 0 for x in token_ids_a]

							if token_ids_a is None:
												return [1] + ([0] * len(UpperCamelCase_							)) + [1]
							return [1] + ([0] * len(UpperCamelCase_							)) + [1] + ([0] * len(UpperCamelCase_							)) + [1]




		def    lowerCAmelCase__    (		self   ,       UpperCamelCase_   ,       UpperCamelCase_ = None							):

							'''simple docstring'''


							UpperCamelCase__       :List[Any]							 =			[self.sep_token_id]
							UpperCamelCase__       :Optional[int]							 =			[self.cls_token_id]

							if token_ids_a is None:
												return len(cls + token_ids_a + sep							) * [0]
							return len(cls + token_ids_a + sep							) * [0] + len(token_ids_a + sep							) * [1]




		def    lowerCAmelCase__    (		self   ,       UpperCamelCase_   ,       UpperCamelCase_ = None							):

							'''simple docstring'''


							if not self.can_save_slow_tokenizer:
												raise ValueError(
												    '''Your fast tokenizer does not have the necessary information to save the vocabulary for a slow '''
												    '''tokenizer.'''							)

							if not os.path.isdir(UpperCamelCase_							):
												logger.error(F'''Vocabulary path ({save_directory}) should be a directory'''							)
												return
							UpperCamelCase__       :Optional[Any]							 =			os.path.join(
							    UpperCamelCase_   ,       (filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''vocab_file''']							)

							if os.path.abspath(self.vocab_file							) != os.path.abspath(UpperCamelCase_							):
												copyfile(self.vocab_file   ,       UpperCamelCase_							)

							return (out_vocab_file,)



'''simple docstring'''
from __future__ import annotations

from typing import Any


def       a				(      __a       )  ->     None:



					'''simple docstring'''






					create_state_space_tree(__a			, []			, 0       )


def       a				(      __a			, __a			, __a       )  ->     None:



					'''simple docstring'''






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

					create_state_space_tree(__a			, __a			, index + 1       )
					current_subsequence.append(sequence[index]       )
					create_state_space_tree(__a			, __a			, index + 1       )
					current_subsequence.pop()


if __name__ == "__main__":
		__snake_case											=					[3, 1, 2, 4]
		generate_all_subsequences(seq)

		seq.clear()
		seq.extend(['''A''', '''B''', '''C'''])
		generate_all_subsequences(seq)