import os
from shutil import copyfile
from typing import Any, Dict, List, Optional, Tuple

import sentencepiece as spm

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


__lowercase										= logging.get_logger(__name__)

__lowercase										= {'''vocab_file''': '''sentencepiece.bpe.model'''}

__lowercase										= {
    '''vocab_file''': {
        '''camembert-base''': '''https://huggingface.co/camembert-base/resolve/main/sentencepiece.bpe.model''',
    }
}

__lowercase										= {
    '''camembert-base''': 512,
}

__lowercase										= '''▁'''


class      lowerCamelCase_					(       UpperCAmelCase_			):






    '''simple docstring'''






    a__     :						Tuple      =				VOCAB_FILES_NAMES
    a__     :						List[str]      =				PRETRAINED_VOCAB_FILES_MAP
    a__     :						int      =				PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
    a__     :						str      =				["""input_ids""", """attention_mask"""]







    def __init__(     self			,			__lowercase			,			__lowercase="<s>"			,			__lowercase="</s>"			,			__lowercase="</s>"			,			__lowercase="<s>"			,			__lowercase="<unk>"			,			__lowercase="<pad>"			,			__lowercase="<mask>"			,			__lowercase=["<s>NOTUSED", "</s>NOTUSED"]			,			__lowercase = None			,			**__lowercase			,			)	->     None:
        # Mask token behave like a normal word, i.e. include the space before it
        __UpperCamelCase					:Union[str, Any]        =		AddedToken(__lowercase			,			lstrip=__lowercase			,			rstrip=__lowercase) if isinstance(__lowercase			,			__lowercase) else mask_token

        __UpperCamelCase					:int        =		{} if sp_model_kwargs is None else sp_model_kwargs

        super().__init__(
            bos_token=__lowercase			,			eos_token=__lowercase			,			unk_token=__lowercase			,			sep_token=__lowercase			,			cls_token=__lowercase			,			pad_token=__lowercase			,			mask_token=__lowercase			,			additional_special_tokens=__lowercase			,			sp_model_kwargs=self.sp_model_kwargs			,			**__lowercase			,			)
        __UpperCamelCase					:Optional[int]        =		spm.SentencePieceProcessor(**self.sp_model_kwargs)
        self.sp_model.Load(str(__lowercase))
        __UpperCamelCase					:Optional[int]        =		vocab_file
        # HACK: These tokens were added by fairseq but don't seem to be actually used when duplicated in the actual
        # sentencepiece vocabulary (this is the case for <s> and </s>
        __UpperCamelCase					:Optional[int]        =		{'''<s>NOTUSED''': 0, '''<pad>''': 1, '''</s>NOTUSED''': 2, '''<unk>''': 3}
        __UpperCamelCase					:Optional[Any]        =		len(self.fairseq_tokens_to_ids)
        __UpperCamelCase					:Union[str, Any]        =		len(self.sp_model) + len(self.fairseq_tokens_to_ids)
        __UpperCamelCase					:int        =		{v: k for k, v in self.fairseq_tokens_to_ids.items()}







    def       UpperCamelCase__       (     self			,			__lowercase			,			__lowercase = None)	->     List[int]:

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







    def       UpperCamelCase__       (     self			,			__lowercase			,			__lowercase = None			,			__lowercase = False)	->     List[int]:
        if already_has_special_tokens:
            return super().get_special_tokens_mask(
                token_ids_a=__lowercase			,			token_ids_a=__lowercase			,			already_has_special_tokens=__lowercase)

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







    def       UpperCamelCase__       (     self			,			__lowercase			,			__lowercase = None)	->     List[int]:
        __UpperCamelCase					:List[str]        =		[self.sep_token_id]
        __UpperCamelCase					: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]







    @property
    def       UpperCamelCase__       (     self)	->     List[Any]:
        return len(self.fairseq_tokens_to_ids) + len(self.sp_model)







    def       UpperCamelCase__       (     self)	->     Any:
        __UpperCamelCase					:List[Any]        =		{self.convert_ids_to_tokens(__lowercase): i for i in range(self.vocab_size)}
        vocab.update(self.added_tokens_encoder)
        return vocab







    def       UpperCamelCase__       (     self			,			__lowercase)	->     List[str]:
        return self.sp_model.encode(__lowercase			,			out_type=__lowercase)







    def       UpperCamelCase__       (     self			,			__lowercase)	->     Any:
        if token in self.fairseq_tokens_to_ids:
            return self.fairseq_tokens_to_ids[token]
        elif self.sp_model.PieceToId(__lowercase) == 0:
            # Convert sentence piece unk token to fairseq unk token index
            return self.unk_token_id
        return self.fairseq_offset + self.sp_model.PieceToId(__lowercase)







    def       UpperCamelCase__       (     self			,			__lowercase)	->     Optional[Any]:
        if index in self.fairseq_ids_to_tokens:
            return self.fairseq_ids_to_tokens[index]
        return self.sp_model.IdToPiece(index - self.fairseq_offset)







    def       UpperCamelCase__       (     self			,			__lowercase)	->     str:
        __UpperCamelCase					:Dict        =		[]
        __UpperCamelCase					:Dict        =		''''''
        __UpperCamelCase					:Optional[int]        =		False
        for token in tokens:
            # make sure that special tokens are not decoded using sentencepiece model
            if token in self.all_special_tokens:
                if not prev_is_special:
                    out_string += " "
                out_string += self.sp_model.decode(__lowercase) + token
                __UpperCamelCase					:Union[str, Any]        =		True
                __UpperCamelCase					:str        =		[]
            else:
                current_sub_tokens.append(__lowercase)
                __UpperCamelCase					:Any        =		False
        out_string += self.sp_model.decode(__lowercase)
        return out_string.strip()







    def __getstate__(     self)	->     Optional[int]:
        __UpperCamelCase					:Any        =		self.__dict__.copy()
        __UpperCamelCase					:List[Any]        =		None
        return state







    def __setstate__(     self			,			__lowercase)	->     Optional[int]:
        __UpperCamelCase					:List[Any]        =		d

        # for backward compatibility
        if not hasattr(self			,			'''sp_model_kwargs'''):
            __UpperCamelCase					:Optional[Any]        =		{}

        __UpperCamelCase					:Any        =		spm.SentencePieceProcessor(**self.sp_model_kwargs)
        self.sp_model.Load(self.vocab_file)







    def       UpperCamelCase__       (     self			,			__lowercase			,			__lowercase = None)	->     Tuple[str]:
        if not os.path.isdir(__lowercase):
            logger.error(f"""Vocabulary path ({save_directory}) should be a directory""")
            return
        __UpperCamelCase					:Tuple        =		os.path.join(
            __lowercase			,			(filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''vocab_file'''])

        if os.path.abspath(self.vocab_file) != os.path.abspath(__lowercase) and os.path.isfile(self.vocab_file):
            copyfile(self.vocab_file			,			__lowercase)
        elif not os.path.isfile(self.vocab_file):
            with open(__lowercase			,			'''wb''') as fi:
                __UpperCamelCase					:List[Any]        =		self.sp_model.serialized_model_proto()
                fi.write(__lowercase)

        return (out_vocab_file,)






import unittest

from transformers import BertGenerationTokenizer
from transformers.testing_utils import get_tests_dir, require_sentencepiece, require_torch, slow
from transformers.utils import cached_property

from ...test_tokenization_common import TokenizerTesterMixin


__lowercase										= '''▁'''

__lowercase										= get_tests_dir('''fixtures/test_sentencepiece.model''')


@require_sentencepiece
class      lowerCamelCase_					(       UpperCAmelCase_						,     unittest.TestCase			):






    '''simple docstring'''






    a__     :						int      =				BertGenerationTokenizer
    a__     :						Dict      =				False
    a__     :						str      =				True







    def       UpperCamelCase__       (     self)	->     List[str]:
        super().setUp()

        __UpperCamelCase					:Optional[Any]        =		BertGenerationTokenizer(__lowercase			,			keep_accents=__lowercase)
        tokenizer.save_pretrained(self.tmpdirname)







    def       UpperCamelCase__       (     self)	->     int:
        __UpperCamelCase					:Dict        =		'''<s>'''
        __UpperCamelCase					:Dict        =		1

        self.assertEqual(self.get_tokenizer()._convert_token_to_id(__lowercase)			,			__lowercase)
        self.assertEqual(self.get_tokenizer()._convert_id_to_token(__lowercase)			,			__lowercase)







    def       UpperCamelCase__       (     self)	->     Optional[int]:
        __UpperCamelCase					:Optional[Any]        =		list(self.get_tokenizer().get_vocab().keys())

        self.assertEqual(vocab_keys[0]			,			'''<unk>''')
        self.assertEqual(vocab_keys[1]			,			'''<s>''')
        self.assertEqual(vocab_keys[-1]			,			'''<pad>''')
        self.assertEqual(len(__lowercase)			,			1_002)







    def       UpperCamelCase__       (     self)	->     Dict:
        self.assertEqual(self.get_tokenizer().vocab_size			,			1_000)







    def       UpperCamelCase__       (     self)	->     Optional[Any]:
        __UpperCamelCase					:str        =		BertGenerationTokenizer(__lowercase			,			keep_accents=__lowercase)

        __UpperCamelCase					:Optional[Any]        =		tokenizer.tokenize('''This is a test''')
        self.assertListEqual(__lowercase			,			['''▁This''', '''▁is''', '''▁a''', '''▁t''', '''est'''])

        self.assertListEqual(
            tokenizer.convert_tokens_to_ids(__lowercase)			,			[285, 46, 10, 170, 382]			,			)

        __UpperCamelCase					:List[Any]        =		tokenizer.tokenize('''I was born in 92000, and this is falsé.''')
        self.assertListEqual(
            __lowercase			,			[
                SPIECE_UNDERLINE + '''I''',
                SPIECE_UNDERLINE + '''was''',
                SPIECE_UNDERLINE + '''b''',
                '''or''',
                '''n''',
                SPIECE_UNDERLINE + '''in''',
                SPIECE_UNDERLINE + '''''',
                '''9''',
                '''2''',
                '''0''',
                '''0''',
                '''0''',
                ''',''',
                SPIECE_UNDERLINE + '''and''',
                SPIECE_UNDERLINE + '''this''',
                SPIECE_UNDERLINE + '''is''',
                SPIECE_UNDERLINE + '''f''',
                '''al''',
                '''s''',
                '''é''',
                '''.''',
            ]			,			)
        __UpperCamelCase					:Any        =		tokenizer.convert_tokens_to_ids(__lowercase)
        self.assertListEqual(
            __lowercase			,			[8, 21, 84, 55, 24, 19, 7, 0, 602, 347, 347, 347, 3, 12, 66, 46, 72, 80, 6, 0, 4]			,			)

        __UpperCamelCase					:Tuple        =		tokenizer.convert_ids_to_tokens(__lowercase)
        self.assertListEqual(
            __lowercase			,			[
                SPIECE_UNDERLINE + '''I''',
                SPIECE_UNDERLINE + '''was''',
                SPIECE_UNDERLINE + '''b''',
                '''or''',
                '''n''',
                SPIECE_UNDERLINE + '''in''',
                SPIECE_UNDERLINE + '''''',
                '''<unk>''',
                '''2''',
                '''0''',
                '''0''',
                '''0''',
                ''',''',
                SPIECE_UNDERLINE + '''and''',
                SPIECE_UNDERLINE + '''this''',
                SPIECE_UNDERLINE + '''is''',
                SPIECE_UNDERLINE + '''f''',
                '''al''',
                '''s''',
                '''<unk>''',
                '''.''',
            ]			,			)







    @cached_property
    def       UpperCamelCase__       (     self)	->     int:
        return BertGenerationTokenizer.from_pretrained('''google/bert_for_seq_generation_L-24_bbc_encoder''')







    @slow
    def       UpperCamelCase__       (     self)	->     List[str]:
        __UpperCamelCase					:Optional[Any]        =		'''Hello World!'''
        __UpperCamelCase					:Optional[int]        =		[18_536, 2_260, 101]

        self.assertListEqual(__lowercase			,			self.big_tokenizer.encode(__lowercase))







    @slow
    def       UpperCamelCase__       (     self)	->     List[str]:
        __UpperCamelCase					:Optional[Any]        =		(
            '''This is a very long text with a lot of weird characters, such as: . , ~ ? ( ) " [ ] ! : - . Also we will'''
            ''' add words that should not exsist and be tokenized to <unk>, such as saoneuhaoesuth'''
        )
        __UpperCamelCase					:Union[str, Any]        =		[
            871,
            419,
            358,
            946,
            991,
            2_521,
            452,
            358,
            1_357,
            387,
            7_751,
            3_536,
            112,
            985,
            456,
            126,
            865,
            938,
            5_400,
            5_734,
            458,
            1_368,
            467,
            786,
            2_462,
            5_246,
            1_159,
            633,
            865,
            4_519,
            457,
            582,
            852,
            2_557,
            427,
            916,
            508,
            405,
            34_324,
            497,
            391,
            408,
            11_342,
            1_244,
            385,
            100,
            938,
            985,
            456,
            574,
            362,
            12_597,
            3_200,
            3_129,
            1_172,
        ]

        self.assertListEqual(__lowercase			,			self.big_tokenizer.encode(__lowercase))







    @require_torch
    @slow
    def       UpperCamelCase__       (     self)	->     Optional[int]:
        import torch

        from transformers import BertGenerationConfig, BertGenerationEncoder

        # Build sequence
        __UpperCamelCase					:Optional[Any]        =		list(self.big_tokenizer.get_vocab().keys())[:10]
        __UpperCamelCase					:Optional[int]        =		''' '''.join(__lowercase)
        __UpperCamelCase					:Optional[int]        =		self.big_tokenizer.encode_plus(__lowercase			,			return_tensors='''pt'''			,			return_token_type_ids=__lowercase)
        __UpperCamelCase					:List[str]        =		self.big_tokenizer.batch_encode_plus(
            [sequence + ''' ''' + sequence]			,			return_tensors='''pt'''			,			return_token_type_ids=__lowercase)

        __UpperCamelCase					:List[Any]        =		BertGenerationConfig()
        __UpperCamelCase					:Optional[Any]        =		BertGenerationEncoder(__lowercase)

        assert model.get_input_embeddings().weight.shape[0] >= self.big_tokenizer.vocab_size

        with torch.no_grad():
            model(**__lowercase)
            model(**__lowercase)







    @slow
    def       UpperCamelCase__       (     self)	->     Dict:
        # fmt: off
        __UpperCamelCase					:List[str]        =		{'''input_ids''': [[39_286, 458, 36_335, 2_001, 456, 13_073, 13_266, 455, 113, 7_746, 1_741, 11_157, 391, 13_073, 13_266, 455, 113, 3_967, 35_412, 113, 4_936, 109, 3_870, 2_377, 113, 30_084, 45_720, 458, 134, 17_496, 112, 503, 11_672, 113, 118, 112, 5_665, 13_347, 38_687, 112, 1_496, 31_389, 112, 3_268, 47_264, 134, 962, 112, 16_377, 8_035, 23_130, 430, 12_169, 15_518, 28_592, 458, 146, 41_697, 109, 391, 12_169, 15_518, 16_689, 458, 146, 41_358, 109, 452, 726, 4_034, 111, 763, 35_412, 5_082, 388, 1_903, 111, 9_051, 391, 2_870, 48_918, 1_900, 1_123, 550, 998, 112, 9_586, 15_985, 455, 391, 410, 22_955, 37_636, 114], [448, 17_496, 419, 3_663, 385, 763, 113, 27_533, 2_870, 3_283, 13_043, 1_639, 24_713, 523, 656, 24_013, 18_550, 2_521, 517, 27_014, 21_244, 420, 1_212, 1_465, 391, 927, 4_833, 388, 578, 11_786, 114, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [484, 2_169, 7_687, 21_932, 18_146, 726, 363, 17_032, 3_391, 114, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]], '''attention_mask''': [[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]]}  # noqa: E501
        # fmt: on

        self.tokenizer_integration_test_util(
            expected_encoding=__lowercase			,			model_name='''google/bert_for_seq_generation_L-24_bbc_encoder'''			,			revision='''c817d1fd1be2ffa69431227a1fe320544943d4db'''			,			)





