import sys
from collections.abc import Mapping

import numpy as np
import pyarrow as pa

from .. import config
from ..utils.py_utils import map_nested
from .formatting import TensorFormatter



class    lowercase_    (     TensorFormatter[Mapping, np.ndarray, Mapping]		):



							def __init__(						self      ,				lowercase_=None      ,				**lowercase_				):
													super().__init__(features=_UpperCAmelCase				)
													_snake_case						:     Any				=    np_array_kwargs



							def        UpperCamelCase       (						self      ,				lowercase_				):




													if isinstance(_UpperCAmelCase      ,				_UpperCAmelCase				):
																			if column and all(
																			    isinstance(_UpperCAmelCase      ,				np.ndarray				) and x.shape == column[0].shape and x.dtype == column[0].dtype for x in column				):
																									return np.stack(_UpperCAmelCase				)
																			else:
																									# don't use np.array(column, dtype=object)
																									# since it fails in certain cases
																									# see https://stackoverflow.com/q/51005699
																									_snake_case						:     List[Any]				=    np.empty(len(_UpperCAmelCase				)      ,				dtype=_UpperCAmelCase				)
																									_snake_case						:     List[Any]				=    column
																									return out
													return column



							def        UpperCamelCase       (						self      ,				lowercase_				):




													if isinstance(_UpperCAmelCase      ,				(str, bytes, type(_UpperCAmelCase				))				):
																			return value
													elif isinstance(_UpperCAmelCase      ,				(np.character, np.ndarray)				) and np.issubdtype(value.dtype      ,				np.character				):
																			return value
													elif isinstance(_UpperCAmelCase      ,				np.number				):
																			return value

													_snake_case						:     List[str]				=    {}

													if isinstance(_UpperCAmelCase      ,				np.ndarray				) and np.issubdtype(value.dtype      ,				np.integer				):
																			_snake_case						:     Union[str, Any]				=    {"""dtype""": np.intaa}
													elif isinstance(_UpperCAmelCase      ,				np.ndarray				) and np.issubdtype(value.dtype      ,				np.floating				):
																			_snake_case						:     Tuple				=    {"""dtype""": np.floataa}
													elif config.PIL_AVAILABLE and "PIL" in sys.modules:
																			import PIL.Image

																			if isinstance(_UpperCAmelCase      ,				PIL.Image.Image				):
																									return np.asarray(_UpperCAmelCase      ,				**self.np_array_kwargs				)

													return np.asarray(_UpperCAmelCase      ,				**{**default_dtype, **self.np_array_kwargs}				)



							def        UpperCamelCase       (						self      ,				lowercase_				):




													if config.TORCH_AVAILABLE and "torch" in sys.modules:
																			import torch

																			if isinstance(_UpperCAmelCase      ,				torch.Tensor				):
																									return self._tensorize(data_struct.detach().cpu().numpy()[()]				)
													if hasattr(_UpperCAmelCase      ,				"__array__"				) and not isinstance(_UpperCAmelCase      ,				(np.ndarray, np.character, np.number)				):
																			_snake_case						:     str				=    data_struct.__array__()
													# support for nested types like struct of list of struct
													if isinstance(_UpperCAmelCase      ,				np.ndarray				):
																			if data_struct.dtype == object:
																									return self._consolidate([self.recursive_tensorize(_UpperCAmelCase				) for substruct in data_struct]				)
													if isinstance(_UpperCAmelCase      ,				(list, tuple)				):
																			return self._consolidate([self.recursive_tensorize(_UpperCAmelCase				) for substruct in data_struct]				)
													return self._tensorize(_UpperCAmelCase				)



							def        UpperCamelCase       (						self      ,				lowercase_				):
													return map_nested(self._recursive_tensorize      ,				_UpperCAmelCase      ,				map_list=_UpperCAmelCase				)



							def        UpperCamelCase       (						self      ,				lowercase_				):
													_snake_case						:     List[str]				=    self.numpy_arrow_extractor().extract_row(_UpperCAmelCase				)
													_snake_case						:     Union[str, Any]				=    self.python_features_decoder.decode_row(_UpperCAmelCase				)
													return self.recursive_tensorize(_UpperCAmelCase				)



							def        UpperCamelCase       (						self      ,				lowercase_				):
													_snake_case						:     int				=    self.numpy_arrow_extractor().extract_column(_UpperCAmelCase				)
													_snake_case						:     str				=    self.python_features_decoder.decode_column(_UpperCAmelCase      ,				pa_table.column_names[0]				)
													_snake_case						:     Union[str, Any]				=    self.recursive_tensorize(_UpperCAmelCase				)
													_snake_case						:     str				=    self._consolidate(_UpperCAmelCase				)
													return column



							def        UpperCamelCase       (						self      ,				lowercase_				):
													_snake_case						:     str				=    self.numpy_arrow_extractor().extract_batch(_UpperCAmelCase				)
													_snake_case						:     Optional[int]				=    self.python_features_decoder.decode_batch(_UpperCAmelCase				)
													_snake_case						:     str				=    self.recursive_tensorize(_UpperCAmelCase				)
													for column_name in batch:
																			_snake_case						:     Any				=    self._consolidate(batch[column_name]				)
													return batch





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_longformer import LongformerTokenizer


_lowerCamelCase					:     Optional[Any]					  =  logging.get_logger(__name__)

_lowerCamelCase					:     Dict					  =  {"vocab_file": "vocab.json", "merges_file": "merges.txt", "tokenizer_file": "tokenizer.json"}

_lowerCamelCase					:     List[str]					  =  {
    "vocab_file": {
        "allenai/longformer-base-4096": "https://huggingface.co/allenai/longformer-base-4096/resolve/main/vocab.json",
        "allenai/longformer-large-4096": (
            "https://huggingface.co/allenai/longformer-large-4096/resolve/main/vocab.json"
        ),
        "allenai/longformer-large-4096-finetuned-triviaqa": (
            "https://huggingface.co/allenai/longformer-large-4096-finetuned-triviaqa/resolve/main/vocab.json"
        ),
        "allenai/longformer-base-4096-extra.pos.embd.only": (
            "https://huggingface.co/allenai/longformer-base-4096-extra.pos.embd.only/resolve/main/vocab.json"
        ),
        "allenai/longformer-large-4096-extra.pos.embd.only": (
            "https://huggingface.co/allenai/longformer-large-4096-extra.pos.embd.only/resolve/main/vocab.json"
        ),
    },
    "merges_file": {
        "allenai/longformer-base-4096": "https://huggingface.co/allenai/longformer-base-4096/resolve/main/merges.txt",
        "allenai/longformer-large-4096": (
            "https://huggingface.co/allenai/longformer-large-4096/resolve/main/merges.txt"
        ),
        "allenai/longformer-large-4096-finetuned-triviaqa": (
            "https://huggingface.co/allenai/longformer-large-4096-finetuned-triviaqa/resolve/main/merges.txt"
        ),
        "allenai/longformer-base-4096-extra.pos.embd.only": (
            "https://huggingface.co/allenai/longformer-base-4096-extra.pos.embd.only/resolve/main/merges.txt"
        ),
        "allenai/longformer-large-4096-extra.pos.embd.only": (
            "https://huggingface.co/allenai/longformer-large-4096-extra.pos.embd.only/resolve/main/merges.txt"
        ),
    },
    "tokenizer_file": {
        "allenai/longformer-base-4096": (
            "https://huggingface.co/allenai/longformer-base-4096/resolve/main/tokenizer.json"
        ),
        "allenai/longformer-large-4096": (
            "https://huggingface.co/allenai/longformer-large-4096/resolve/main/tokenizer.json"
        ),
        "allenai/longformer-large-4096-finetuned-triviaqa": (
            "https://huggingface.co/allenai/longformer-large-4096-finetuned-triviaqa/resolve/main/tokenizer.json"
        ),
        "allenai/longformer-base-4096-extra.pos.embd.only": (
            "https://huggingface.co/allenai/longformer-base-4096-extra.pos.embd.only/resolve/main/tokenizer.json"
        ),
        "allenai/longformer-large-4096-extra.pos.embd.only": (
            "https://huggingface.co/allenai/longformer-large-4096-extra.pos.embd.only/resolve/main/tokenizer.json"
        ),
    },
}

_lowerCamelCase					:     Dict					  =  {
    "allenai/longformer-base-4096": 4_0_9_6,
    "allenai/longformer-large-4096": 4_0_9_6,
    "allenai/longformer-large-4096-finetuned-triviaqa": 4_0_9_6,
    "allenai/longformer-base-4096-extra.pos.embd.only": 4_0_9_6,
    "allenai/longformer-large-4096-extra.pos.embd.only": 4_0_9_6,
}
class 				__snake_case     (_a						):
				lowerCAmelCase__			=   VOCAB_FILES_NAMES
				lowerCAmelCase__			=   PRETRAINED_VOCAB_FILES_MAP
				lowerCAmelCase__			=   PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
				lowerCAmelCase__			=   ["input_ids", "attention_mask"]
				lowerCAmelCase__			=   LongformerTokenizer



				def __init__(					self					:						Optional[Any]						,		_UpperCAmelCase					:						Tuple=None						,		_UpperCAmelCase					:						List[str]=None						,		_UpperCAmelCase					:						List[str]=None						,		_UpperCAmelCase					:						Union[str, Any]="replace"						,		_UpperCAmelCase					:						str="<s>"						,		_UpperCAmelCase					:						str="</s>"						,		_UpperCAmelCase					:						int="</s>"						,		_UpperCAmelCase					:						str="<s>"						,		_UpperCAmelCase					:						Optional[Any]="<unk>"						,		_UpperCAmelCase					:						Optional[Any]="<pad>"						,		_UpperCAmelCase					:						Any="<mask>"						,		_UpperCAmelCase					:						Optional[int]=False						,		_UpperCAmelCase					:						List[str]=True						,		**_UpperCAmelCase					:						Optional[int]						,		)     ->			str:





								'''simple docstring'''




								super().__init__(
								    _UpperCAmelCase						,		_UpperCAmelCase						,		tokenizer_file=_UpperCAmelCase						,		errors=_UpperCAmelCase						,		bos_token=_UpperCAmelCase						,		eos_token=_UpperCAmelCase						,		sep_token=_UpperCAmelCase						,		cls_token=_UpperCAmelCase						,		unk_token=_UpperCAmelCase						,		pad_token=_UpperCAmelCase						,		mask_token=_UpperCAmelCase						,		add_prefix_space=_UpperCAmelCase						,		trim_offsets=_UpperCAmelCase						,		**_UpperCAmelCase						,		)

								_lowerCAmelCase			:			Tuple        =					json.loads(self.backend_tokenizer.pre_tokenizer.__getstate__()					)
								if pre_tok_state.get("""add_prefix_space"""						,		_UpperCAmelCase					) != add_prefix_space:
												_lowerCAmelCase			:			str        =					getattr(_UpperCAmelCase						,		pre_tok_state.pop("""type"""					)					)
												_lowerCAmelCase			:			Dict        =					add_prefix_space
												_lowerCAmelCase			:			Union[str, Any]        =					pre_tok_class(**_UpperCAmelCase					)

								_lowerCAmelCase			:			List[Any]        =					add_prefix_space

								_lowerCAmelCase			:			List[str]        =					"""post_processor"""
								_lowerCAmelCase			:			str        =					getattr(self.backend_tokenizer						,		_UpperCAmelCase						,		_UpperCAmelCase					)
								if tokenizer_component_instance:
												_lowerCAmelCase			:			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:
																_lowerCAmelCase			:			str        =					tuple(state["""sep"""]					)
												if "cls" in state:
																_lowerCAmelCase			:			int        =					tuple(state["""cls"""]					)

												_lowerCAmelCase			:			Any        =					False

												if state.get("""add_prefix_space"""						,		_UpperCAmelCase					) != add_prefix_space:
																_lowerCAmelCase			:			int        =					add_prefix_space
																_lowerCAmelCase			:			List[str]        =					True

												if state.get("""trim_offsets"""						,		_UpperCAmelCase					) != trim_offsets:
																_lowerCAmelCase			:			List[str]        =					trim_offsets
																_lowerCAmelCase			:			List[str]        =					True

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



				@property
				def 					SCREAMING_SNAKE_CASE				(					self					:						List[Any]					)     ->			str:





								'''simple docstring'''




								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 					SCREAMING_SNAKE_CASE				(					self					:						Any						,		_UpperCAmelCase					:						Any					)     ->			Tuple:





								'''simple docstring'''




								_lowerCAmelCase			:			Tuple        =					AddedToken(_UpperCAmelCase						,		lstrip=_UpperCAmelCase						,		rstrip=_UpperCAmelCase					) if isinstance(_UpperCAmelCase						,		_UpperCAmelCase					) else value
								_lowerCAmelCase			:			List[Any]        =					value



				def 					SCREAMING_SNAKE_CASE				(					self					:						int						,		*_UpperCAmelCase					:						str						,		**_UpperCAmelCase					:						Union[str, Any]					)     ->			BatchEncoding:





								'''simple docstring'''




								_lowerCAmelCase			:			Dict        =					kwargs.get("""is_split_into_words"""						,		_UpperCAmelCase					)
								assert self.add_prefix_space or not is_split_into_words, (
								    f"You need to instantiate {self.__class__.__name__} with add_prefix_space=True "
								    "to use it with pretokenized inputs."
								)

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



				def 					SCREAMING_SNAKE_CASE				(					self					:						str						,		*_UpperCAmelCase					:						Any						,		**_UpperCAmelCase					:						Optional[Any]					)     ->			BatchEncoding:





								'''simple docstring'''




								_lowerCAmelCase			:			Any        =					kwargs.get("""is_split_into_words"""						,		_UpperCAmelCase					)

								assert self.add_prefix_space or not is_split_into_words, (
								    f"You need to instantiate {self.__class__.__name__} with add_prefix_space=True "
								    "to use it with pretokenized inputs."
								)

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



				def 					SCREAMING_SNAKE_CASE				(					self					:						Dict						,		_UpperCAmelCase					:						str						,		_UpperCAmelCase					:						Optional[str] = None					)     ->			Tuple[str]:





								'''simple docstring'''




								_lowerCAmelCase			:			int        =					self._tokenizer.model.save(_UpperCAmelCase						,		name=_UpperCAmelCase					)
								return tuple(_UpperCAmelCase					)



				def 					SCREAMING_SNAKE_CASE				(					self					:						Any						,		_UpperCAmelCase					:						Any						,		_UpperCAmelCase					:						str=None					)     ->			List[Any]:





								'''simple docstring'''




								_lowerCAmelCase			:			Any        =					[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 					SCREAMING_SNAKE_CASE				(					self					:						List[Any]						,		_UpperCAmelCase					:						List[int]						,		_UpperCAmelCase					:						Optional[List[int]] = None					)     ->			List[int]:





								'''simple docstring'''




								_lowerCAmelCase			:			Dict        =					[self.sep_token_id]
								_lowerCAmelCase			:			Optional[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]

