


'''simple docstring'''
import json
from typing import List, Optional, Tuple

from tokenizers import pre_tokenizers, processors

from ...tokenization_utils_base import AddedToken, BatchEncoding
from ...tokenization_utils_fast import PreTrainedTokenizerFast
from ...utils import logging
from .tokenization_bart import BartTokenizer


lowerCAmelCase   : List[str]             =				logging.get_logger(__name__)


lowerCAmelCase   : Optional[Any]             =				{"""vocab_file""": """vocab.json""", """merges_file""": """merges.txt""", """tokenizer_file""": """tokenizer.json"""}

# See all BART models at https://huggingface.co/models?filter=bart
lowerCAmelCase   : int             =				{
    """vocab_file""": {
        """facebook/bart-base""": """https://huggingface.co/facebook/bart-base/resolve/main/vocab.json""",
        """facebook/bart-large""": """https://huggingface.co/facebook/bart-large/resolve/main/vocab.json""",
        """facebook/bart-large-mnli""": """https://huggingface.co/facebook/bart-large-mnli/resolve/main/vocab.json""",
        """facebook/bart-large-cnn""": """https://huggingface.co/facebook/bart-large-cnn/resolve/main/vocab.json""",
        """facebook/bart-large-xsum""": """https://huggingface.co/facebook/bart-large-xsum/resolve/main/vocab.json""",
        """yjernite/bart_eli5""": """https://huggingface.co/yjernite/bart_eli5/resolve/main/vocab.json""",
    },
    """merges_file""": {
        """facebook/bart-base""": """https://huggingface.co/facebook/bart-base/resolve/main/merges.txt""",
        """facebook/bart-large""": """https://huggingface.co/facebook/bart-large/resolve/main/merges.txt""",
        """facebook/bart-large-mnli""": """https://huggingface.co/facebook/bart-large-mnli/resolve/main/merges.txt""",
        """facebook/bart-large-cnn""": """https://huggingface.co/facebook/bart-large-cnn/resolve/main/merges.txt""",
        """facebook/bart-large-xsum""": """https://huggingface.co/facebook/bart-large-xsum/resolve/main/merges.txt""",
        """yjernite/bart_eli5""": """https://huggingface.co/yjernite/bart_eli5/resolve/main/merges.txt""",
    },
    """tokenizer_file""": {
        """facebook/bart-base""": """https://huggingface.co/facebook/bart-base/resolve/main/tokenizer.json""",
        """facebook/bart-large""": """https://huggingface.co/facebook/bart-large/resolve/main/tokenizer.json""",
        """facebook/bart-large-mnli""": """https://huggingface.co/facebook/bart-large-mnli/resolve/main/tokenizer.json""",
        """facebook/bart-large-cnn""": """https://huggingface.co/facebook/bart-large-cnn/resolve/main/tokenizer.json""",
        """facebook/bart-large-xsum""": """https://huggingface.co/facebook/bart-large-xsum/resolve/main/tokenizer.json""",
        """yjernite/bart_eli5""": """https://huggingface.co/yjernite/bart_eli5/resolve/main/tokenizer.json""",
    },
}

lowerCAmelCase   : Tuple             =				{
    """facebook/bart-base""": 1_0_2_4,
    """facebook/bart-large""": 1_0_2_4,
    """facebook/bart-large-mnli""": 1_0_2_4,
    """facebook/bart-large-cnn""": 1_0_2_4,
    """facebook/bart-large-xsum""": 1_0_2_4,
    """yjernite/bart_eli5""": 1_0_2_4,
}




class        _UpperCamelCase	(    SCREAMING_SNAKE_CASE):


				'''simple docstring'''


				_snake_case						       =				VOCAB_FILES_NAMES
				_snake_case						       =				PRETRAINED_VOCAB_FILES_MAP
				_snake_case						       =				PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
				_snake_case						       =				['''input_ids''', '''attention_mask''']
				_snake_case						       =				BartTokenizer

				def __init__(     self							,      a_=None							,      a_=None							,      a_=None							,      a_="replace"							,      a_="<s>"							,      a_="</s>"							,      a_="</s>"							,      a_="<s>"							,      a_="<unk>"							,      a_="<pad>"							,      a_="<mask>"							,      a_=False							,      a_=True							,      **a_							,      )    ->  Tuple:
					super().__init__(
					    snake_case__							,      snake_case__							,      tokenizer_file=snake_case__							,      errors=snake_case__							,      bos_token=snake_case__							,      eos_token=snake_case__							,      sep_token=snake_case__							,      cls_token=snake_case__							,      unk_token=snake_case__							,      pad_token=snake_case__							,      mask_token=snake_case__							,      add_prefix_space=snake_case__							,      trim_offsets=snake_case__							,      **snake_case__							,      )

					lowercase						:		str   					=		json.loads(self.backend_tokenizer.pre_tokenizer.__getstate__()							)
					if pre_tok_state.get("add_prefix_space"							,      snake_case__							) != add_prefix_space:
						lowercase						:		int   					=		getattr(snake_case__							,      pre_tok_state.pop("type"							)							)
						lowercase						:		Union[str, Any]   					=		add_prefix_space
						lowercase						:		List[str]   					=		pre_tok_class(**snake_case__							)

					lowercase						:		str   					=		add_prefix_space

					# the pre_tokenizer is already updated in the GPT2TokenizerFast `__init__`
					lowercase						:		str   					=		"post_processor"
					lowercase						:		str   					=		getattr(self.backend_tokenizer							,      snake_case__							,      snake_case__							)
					if tokenizer_component_instance:
						lowercase						:		Union[str, Any]   					=		json.loads(tokenizer_component_instance.__getstate__()							)

						# The lists 'sep' and 'cls' must be cased in tuples for the object `post_processor_class`
						if "sep" in state:
							lowercase						:		List[Any]   					=		tuple(state["sep"]							)
						if "cls" in state:
							lowercase						:		Any   					=		tuple(state["cls"]							)

						lowercase						:		Union[str, Any]   					=		False

						if state.get("add_prefix_space"							,      snake_case__							) != add_prefix_space:
							lowercase						:		Union[str, Any]   					=		add_prefix_space
							lowercase						:		Any   					=		True

						if state.get("trim_offsets"							,      snake_case__							) != trim_offsets:
							lowercase						:		List[Any]   					=		trim_offsets
							lowercase						:		str   					=		True

						if changes_to_apply:
							lowercase						:		List[str]   					=		getattr(snake_case__							,      state.pop("type"							)							)
							lowercase						:		str   					=		component_class(**snake_case__							)
							setattr(self.backend_tokenizer							,      snake_case__							,      snake_case__							)

				@property
				def 	a__		(     self							)    ->  Any:
					if self._mask_token is None:
						if self.verbose:
							logger.error("Using mask_token, but it is not set yet."							)
						return None
					return str(self._mask_token							)

				@mask_token.setter
				def 	a__		(     self							,      a_							)    ->  str:
					lowercase						:		int   					=		AddedToken(snake_case__							,      lstrip=snake_case__							,      rstrip=snake_case__							) if isinstance(snake_case__							,      snake_case__							) else value
					lowercase						:		Any   					=		value

				def 	a__		(     self							,      *a_							,      **a_							)    ->  Any:
					lowercase						:		Tuple   					=		kwargs.get("is_split_into_words"							,      snake_case__							)

					if is_split_into_words and not self.add_prefix_space:
						raise ValueError(
						    F'''You need to instantiate {self.__class__.__name__} with add_prefix_space=True '''
						    "to use it with pretokenized inputs."							)

					return super()._batch_encode_plus(*snake_case__							,      **snake_case__							)

				def 	a__		(     self							,      *a_							,      **a_							)    ->  int:
					lowercase						:		List[Any]   					=		kwargs.get("is_split_into_words"							,      snake_case__							)

					if is_split_into_words and not self.add_prefix_space:
						raise ValueError(
						    F'''You need to instantiate {self.__class__.__name__} with add_prefix_space=True '''
						    "to use it with pretokenized inputs."							)

					return super()._encode_plus(*snake_case__							,      **snake_case__							)

				def 	a__		(     self							,      a_							,      a_ = None							)    ->  Tuple:
					lowercase						:		Tuple   					=		self._tokenizer.model.save(snake_case__							,      name=snake_case__							)
					return tuple(snake_case__							)

				def 	a__		(     self							,      a_							,      a_=None							)    ->  Optional[int]:
					lowercase						:		str   					=		[self.bos_token_id] + token_ids_a + [self.eos_token_id]
					if token_ids_a is None:
						return output

					return output + [self.eos_token_id] + token_ids_a + [self.eos_token_id]


				def 	a__		(     self							,      a_							,      a_ = None							)    ->  int:
					lowercase						:		Optional[int]   					=		[self.sep_token_id]
					lowercase						:		List[Any]   					=		[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 + sep + token_ids_a + sep							) * [0]










"""simple docstring"""



from __future__ import annotations

from collections.abc import Iterator
from typing import Any




class 			lowerCAmelCase__			:
   def __init__(		self      :	Any							,			snake_case__      :	Any							):


        '''simple docstring'''
        UpperCAmelCase__						:    Any							=							data
        UpperCAmelCase__						:    Node | None							=							None




class 			lowerCAmelCase__			:
   def __init__(		self      :	Dict							):


        '''simple docstring'''
        UpperCAmelCase__						:    Tuple							=							None
        UpperCAmelCase__						:    Optional[int]							=							None
   def __iter__(		self      :	Tuple							):


        '''simple docstring'''
        UpperCAmelCase__						:    Optional[int]							=							self.head
        while self.head:
             yield node.data
             UpperCAmelCase__						:    Optional[Any]							=							node.next
             if node == self.head:
                  break
   def __len__(		self      :	Tuple							):


        '''simple docstring'''
        return sum(1 for _ in self							)
   def __repr__(		self      :	str							):


        '''simple docstring'''
        return "->".join(str(snake_case__							) for item in iter(self							)							)
   def       __a							(		self      :	Optional[Any]							,			snake_case__      :	Any							):


        '''simple docstring'''
        self.insert_nth(len(self							)							,			snake_case__							)
   def       __a							(		self      :	Optional[Any]							,			snake_case__      :	Any							):


        '''simple docstring'''
        self.insert_nth(0							,			snake_case__							)
   def       __a							(		self      :	Any							,			snake_case__      :	int							,			snake_case__      :	Any							):


        '''simple docstring'''
        if index < 0 or index > len(self							):
             raise IndexError("list index out of range."							)
        UpperCAmelCase__						:    Any							=							Node(snake_case__							)
        if self.head is None:
             UpperCAmelCase__						:    Union[str, Any]							=							new_node  # first node points itself
             UpperCAmelCase__						:    List[str]							=							new_node
        elif index == 0:  # insert at head
             UpperCAmelCase__						:    Optional[Any]							=							self.head
             UpperCAmelCase__						:    List[Any]							=							new_node
        else:
             UpperCAmelCase__						:    Union[str, Any]							=							self.head
             for _ in range(index - 1							):
                  UpperCAmelCase__						:    Dict							=							temp.next
             UpperCAmelCase__						:    Tuple							=							temp.next
             UpperCAmelCase__						:    str							=							new_node
             if index == len(self							) - 1:  # insert at tail
                  UpperCAmelCase__						:    Union[str, Any]							=							new_node
   def       __a							(		self      :	List[Any]							):


        '''simple docstring'''
        return self.delete_nth(0							)
   def       __a							(		self      :	Optional[Any]							):


        '''simple docstring'''
        return self.delete_nth(len(self							) - 1							)
   def       __a							(		self      :	Tuple							,			snake_case__      :	int = 0							):


        '''simple docstring'''
        if not 0 <= index < len(self							):
             raise IndexError("list index out of range."							)
        UpperCAmelCase__						:    Union[str, Any]							=							self.head
        if self.head == self.tail:  # just one node
             UpperCAmelCase__						:    str							=							None
        elif index == 0:  # delete head node
             UpperCAmelCase__						:    List[Any]							=							self.tail.next.next
             UpperCAmelCase__						:    Dict							=							self.head.next
        else:
             UpperCAmelCase__						:    List[Any]							=							self.head
             for _ in range(index - 1							):
                  UpperCAmelCase__						:    Tuple							=							temp.next
             UpperCAmelCase__						:    Dict							=							temp.next
             UpperCAmelCase__						:    Dict							=							temp.next.next
             if index == len(self							) - 1:  # delete at tail
                  UpperCAmelCase__						:    int							=							temp
        return delete_node.data




   def       __a							(		self      :	Any							):


        '''simple docstring'''
        return len(self							) == 0




def 	SCREAMING_SNAKE_CASE__       (  )->		None:






     '''simple docstring'''



     UpperCAmelCase__						:    str							=							CircularLinkedList()
     assert len(snake_case				) == 0
     assert circular_linked_list.is_empty() is True
     assert str(snake_case				) == ""

     try:
          circular_linked_list.delete_front()
          raise AssertionError  # This should not happen
     except IndexError:
          assert True  # This should happen

     try:
          circular_linked_list.delete_tail()
          raise AssertionError  # This should not happen
     except IndexError:
          assert True  # This should happen

     try:
          circular_linked_list.delete_nth(-1				)
          raise AssertionError
     except IndexError:
          assert True

     try:
          circular_linked_list.delete_nth(0				)
          raise AssertionError
     except IndexError:
          assert True

     assert circular_linked_list.is_empty() is True
     for i in range(5				):
          assert len(snake_case				) == i
          circular_linked_list.insert_nth(snake_case			,					i + 1				)
     assert str(snake_case				) == "->".join(str(snake_case				) for i in range(1			,					6				)				)

     circular_linked_list.insert_tail(6				)
     assert str(snake_case				) == "->".join(str(snake_case				) for i in range(1			,					7				)				)
     circular_linked_list.insert_head(0				)
     assert str(snake_case				) == "->".join(str(snake_case				) for i in range(0			,					7				)				)

     assert circular_linked_list.delete_front() == 0
     assert circular_linked_list.delete_tail() == 6
     assert str(snake_case				) == "->".join(str(snake_case				) for i in range(1			,					6				)				)
     assert circular_linked_list.delete_nth(2				) == 3

     circular_linked_list.insert_nth(2			,					3				)
     assert str(snake_case				) == "->".join(str(snake_case				) for i in range(1			,					6				)				)

     assert circular_linked_list.is_empty() is False


if __name__ == "__main__":
 import doctest

 doctest.testmod()


