import json
import os
import re
import unicodedata
from typing import Dict, List, Optional, Tuple

from ...tokenization_utils import PreTrainedTokenizer
from ...utils import logging


UpperCamelCase    				=		logging.get_logger(__name__)

UpperCamelCase    				=		{
    '''src_vocab_file''': '''vocab-src.json''',
    '''tgt_vocab_file''': '''vocab-tgt.json''',
    '''merges_file''': '''merges.txt''',
}

UpperCamelCase    				=		{
    '''src_vocab_file''': {
        '''stas/tiny-wmt19-en-de''': '''https://huggingface.co/stas/tiny-wmt19-en-de/resolve/main/vocab-src.json'''
    },
    '''tgt_vocab_file''': {
        '''stas/tiny-wmt19-en-de''': '''https://huggingface.co/stas/tiny-wmt19-en-de/resolve/main/vocab-tgt.json'''
    },
    '''merges_file''': {'''stas/tiny-wmt19-en-de''': '''https://huggingface.co/stas/tiny-wmt19-en-de/resolve/main/merges.txt'''},
}

UpperCamelCase    				=		{'''stas/tiny-wmt19-en-de''': 1024}
UpperCamelCase    				=		{
    '''stas/tiny-wmt19-en-de''': {
        '''langs''': ['''en''', '''de'''],
        '''model_max_length''': 1024,
        '''special_tokens_map_file''': None,
        '''full_tokenizer_file''': None,
    }
}

def      lowercase_							(     _lowerCamelCase				:			Any):
    lowercase__					:  Any          =							set()
    lowercase__					:  Tuple          =							word[0]
    for char in word[1:]:
        pairs.add((prev_char, char))
        lowercase__					:  Tuple          =							char
    return pairs

def      lowercase_							(     _lowerCamelCase				:			List[str]):
    lowercase__					:  str          =							text.replace("，"						,      ",")
    lowercase__					:  int          =							re.sub(R"。\s*"						,      ". "						,      _lowerCamelCase)
    lowercase__					:  Union[str, Any]          =							text.replace("、"						,      ",")
    lowercase__					:  str          =							text.replace("”"						,      "\"")
    lowercase__					:  Tuple          =							text.replace("“"						,      "\"")
    lowercase__					:  List[Any]          =							text.replace("∶"						,      ":")
    lowercase__					:  int          =							text.replace("："						,      ":")
    lowercase__					:  Tuple          =							text.replace("？"						,      "?")
    lowercase__					:  List[Any]          =							text.replace("《"						,      "\"")
    lowercase__					:  str          =							text.replace("》"						,      "\"")
    lowercase__					:  Optional[Any]          =							text.replace("）"						,      ")")
    lowercase__					:  List[Any]          =							text.replace("！"						,      "!")
    lowercase__					:  Tuple          =							text.replace("（"						,      "(")
    lowercase__					:  int          =							text.replace("；"						,      ";")
    lowercase__					:  Optional[Any]          =							text.replace("１"						,      "1")
    lowercase__					:  Union[str, Any]          =							text.replace("」"						,      "\"")
    lowercase__					:  Optional[Any]          =							text.replace("「"						,      "\"")
    lowercase__					:  int          =							text.replace("０"						,      "0")
    lowercase__					:  Dict          =							text.replace("３"						,      "3")
    lowercase__					:  Tuple          =							text.replace("２"						,      "2")
    lowercase__					:  Optional[Any]          =							text.replace("５"						,      "5")
    lowercase__					:  Any          =							text.replace("６"						,      "6")
    lowercase__					:  List[Any]          =							text.replace("９"						,      "9")
    lowercase__					:  Tuple          =							text.replace("７"						,      "7")
    lowercase__					:  Dict          =							text.replace("８"						,      "8")
    lowercase__					:  List[Any]          =							text.replace("４"						,      "4")
    lowercase__					:  str          =							re.sub(R"．\s*"						,      ". "						,      _lowerCamelCase)
    lowercase__					:  Optional[Any]          =							text.replace("～"						,      "~")
    lowercase__					:  Tuple          =							text.replace("’"						,      "'")
    lowercase__					:  Optional[int]          =							text.replace("…"						,      "...")
    lowercase__					:  Dict          =							text.replace("━"						,      "-")
    lowercase__					:  List[Any]          =							text.replace("〈"						,      "<")
    lowercase__					:  str          =							text.replace("〉"						,      ">")
    lowercase__					:  Optional[Any]          =							text.replace("【"						,      "[")
    lowercase__					:  Dict          =							text.replace("】"						,      "]")
    lowercase__					:  List[str]          =							text.replace("％"						,      "%")
    return text

def      lowercase_							(     _lowerCamelCase				:			Optional[Any]):
    lowercase__					:  int          =							[]
    for char in text:
        lowercase__					:  Optional[Any]          =							unicodedata.category(_lowerCamelCase)
        if cat.startswith("C"):
            continue
        output.append(_lowerCamelCase)
    return "".join(_lowerCamelCase)



class     snake_case_			(						__A			):
   __A      :						Tuple   =							VOCAB_FILES_NAMES
   __A      :						Union[str, Any]   =							PRETRAINED_VOCAB_FILES_MAP
   __A      :						int   =							PRETRAINED_INIT_CONFIGURATION
   __A      :						Tuple   =							PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
   __A      :						Optional[int]   =							["input_ids", "attention_mask"]






   def __init__( self							:	List[Any]      ,		lowercase_							:	List[Any]=None      ,		lowercase_							:	int=None      ,		lowercase_							:	List[str]=None      ,		lowercase_							:	Tuple=None      ,		lowercase_							:	Dict=False      ,		lowercase_							:	Optional[int]="<unk>"      ,		lowercase_							:	List[Any]="<s>"      ,		lowercase_							:	Dict="</s>"      ,		lowercase_							:	Optional[Any]="<pad>"      ,		**lowercase_							:	Union[str, Any]      ,		)   ->		List[str]:
       super().__init__(
           langs=lowercase_      ,		src_vocab_file=lowercase_      ,		tgt_vocab_file=lowercase_      ,		merges_file=lowercase_      ,		do_lower_case=lowercase_      ,		unk_token=lowercase_      ,		bos_token=lowercase_      ,		sep_token=lowercase_      ,		pad_token=lowercase_      ,		**lowercase_      ,		)

       try:
           import sacremoses
       except ImportError:
           raise ImportError(
               "You need to install sacremoses to use XLMTokenizer. "
               "See https://pypi.org/project/sacremoses/ for installation."    )

       lowercase__					:  Dict          =							sacremoses

       lowercase__					:  Tuple          =							src_vocab_file
       lowercase__					:  Any          =							tgt_vocab_file
       lowercase__					:  Tuple          =							merges_file
       lowercase__					:  Dict          =							do_lower_case

       # cache of sm.MosesPunctNormalizer instance
       lowercase__					:  int          =							{}
       # cache of sm.MosesTokenizer instance
       lowercase__					:  Optional[Any]          =							{}
       lowercase__					:  int          =							{}

       if langs and len(lowercase_    ) == 2:
           lowercase__   ,  lowercase__					:  Optional[Any]          =							langs
       else:
           raise ValueError(
               F'''arg `langs` needs to be a list of 2 langs, e.g. [\'en\', \'ru\'], but got {langs}. '''
               "Usually that means that tokenizer can't find a mapping for the given model path "
               "in PRETRAINED_VOCAB_FILES_MAP, and other maps of this tokenizer."    )

       with open(lowercase_      ,		encoding="utf-8"    ) as src_vocab_handle:
           lowercase__					:  List[str]          =							json.load(lowercase_    )
       with open(lowercase_      ,		encoding="utf-8"    ) as tgt_vocab_handle:
           lowercase__					:  List[str]          =							json.load(lowercase_    )
           lowercase__					:  Dict          =							{v: k for k, v in tgt_vocab.items()}
       with open(lowercase_      ,		encoding="utf-8"    ) as merges_handle:
           lowercase__					:  Tuple          =							merges_handle.read().split("\n"    )[:-1]
       lowercase__					:  Optional[int]          =							[tuple(merge.split()[:2]    ) for merge in merges]
       lowercase__					:  int          =							dict(zip(lowercase_      ,		range(len(lowercase_    )    )    )    )
       lowercase__					:  Any          =							{}






   def  __UpperCamelCase	( self							:	Any    )   ->		Dict[str, int]:
       return self.get_src_vocab()






   @property
   def  __UpperCamelCase	( self							:	List[Any]    )   ->		int:
       return self.src_vocab_size






   def  __UpperCamelCase	( self							:	Any      ,		lowercase_							:	Tuple      ,		lowercase_							:	Optional[Any]    )   ->		Tuple:
       if lang not in self.cache_moses_punct_normalizer:
           lowercase__					:  Tuple          =							self.sm.MosesPunctNormalizer(lang=lowercase_    )
           lowercase__					:  str          =							punct_normalizer
       return self.cache_moses_punct_normalizer[lang].normalize(lowercase_    )






   def  __UpperCamelCase	( self							:	int      ,		lowercase_							:	List[str]      ,		lowercase_							:	str    )   ->		Union[str, Any]:
       if lang not in self.cache_moses_tokenizer:
           lowercase__					:  Optional[Any]          =							self.sm.MosesTokenizer(lang=lowercase_    )
           lowercase__					:  Optional[int]          =							moses_tokenizer
       return self.cache_moses_tokenizer[lang].tokenize(
           lowercase_      ,		aggressive_dash_splits=lowercase_      ,		return_str=lowercase_      ,		escape=lowercase_    )






   def  __UpperCamelCase	( self							:	Optional[Any]      ,		lowercase_							:	str      ,		lowercase_							:	List[Any]    )   ->		Tuple:
       if lang not in self.cache_moses_detokenizer:
           lowercase__					:  Dict          =							self.sm.MosesDetokenizer(lang=lowercase_    )
           lowercase__					:  str          =							moses_detokenizer
       return self.cache_moses_detokenizer[lang].detokenize(lowercase_    )






   def  __UpperCamelCase	( self							:	Optional[Any]      ,		lowercase_							:	int      ,		lowercase_							:	Dict    )   ->		Any:
       lowercase__					:  Optional[int]          =							replace_unicode_punct(lowercase_    )
       lowercase__					:  Tuple          =							self.moses_punct_norm(lowercase_      ,		lowercase_    )
       lowercase__					:  List[str]          =							remove_non_printing_char(lowercase_    )
       return text






   @property
   def  __UpperCamelCase	( self							:	Dict    )   ->		Tuple:
       return len(self.encoder    )






   @property
   def  __UpperCamelCase	( self							:	List[Any]    )   ->		List[str]:
       return len(self.decoder    )






   def  __UpperCamelCase	( self							:	int    )   ->		Tuple:
       return dict(self.encoder      ,		**self.added_tokens_encoder    )






   def  __UpperCamelCase	( self							:	str    )   ->		Optional[int]:
       return dict(self.decoder      ,		**self.added_tokens_decoder    )






   def  __UpperCamelCase	( self							:	Dict      ,		lowercase_							:	Tuple    )   ->		Optional[int]:
       lowercase__					:  Any          =							tuple(token[:-1]    ) + (token[-1] + "</w>",)
       if token in self.cache:
           return self.cache[token]
       lowercase__					:  Optional[Any]          =							get_pairs(lowercase_    )

       if not pairs:
           return token + "</w>"

       while True:
           lowercase__					:  str          =							min(lowercase_      ,		key=lambda lowercase_    : self.bpe_ranks.get(lowercase_      ,		float("inf"    )    )    )
           if bigram not in self.bpe_ranks:
               break
           lowercase__   ,  lowercase__					:  Tuple          =							bigram
           lowercase__					:  Dict          =							[]
           lowercase__					:  int          =							0
           while i < len(lowercase_    ):
               try:
                   lowercase__					:  Dict          =							word.index(lowercase_      ,		lowercase_    )
               except ValueError:
                   new_word.extend(word[i:]    )
                   break
               else:
                   new_word.extend(word[i:j]    )
                   lowercase__					:  List[str]          =							j

               if word[i] == first and i < len(lowercase_    ) - 1 and word[i + 1] == second:
                   new_word.append(first + second    )
                   i += 2
               else:
                   new_word.append(word[i]    )
                   i += 1
           lowercase__					:  List[str]          =							tuple(lowercase_    )
           lowercase__					:  List[Any]          =							new_word
           if len(lowercase_    ) == 1:
               break
           else:
               lowercase__					:  Union[str, Any]          =							get_pairs(lowercase_    )
       lowercase__					:  Dict          =							" ".join(lowercase_    )
       if word == "\n  </w>":
           lowercase__					:  List[Any]          =							"\n</w>"
       lowercase__					:  Optional[int]          =							word
       return word






   def  __UpperCamelCase	( self							:	str      ,		lowercase_							:	Tuple      ,		lowercase_							:	Optional[Any]="en"      ,		lowercase_							:	Tuple=False    )   ->		int:
       lowercase__					:  Optional[int]          =							self.src_lang

       if self.do_lower_case:
           lowercase__					:  Union[str, Any]          =							text.lower()

       if bypass_tokenizer:
           lowercase__					:  int          =							text.split()
       else:
           lowercase__					:  Tuple          =							self.moses_pipeline(lowercase_      ,		lang=lowercase_    )
           lowercase__					:  List[Any]          =							self.moses_tokenize(lowercase_      ,		lang=lowercase_    )

       lowercase__					:  Tuple          =							[]
       for token in text:
           if token:
               split_tokens.extend(list(self.bpe(lowercase_    ).split(" "    )    )    )

       return split_tokens






   def  __UpperCamelCase	( self							:	str      ,		lowercase_							:	int    )   ->		str:
       return self.encoder.get(lowercase_      ,		self.encoder.get(self.unk_token    )    )






   def  __UpperCamelCase	( self							:	Optional[int]      ,		lowercase_							:	int    )   ->		Optional[Any]:
       return self.decoder.get(lowercase_      ,		self.unk_token    )






   def  __UpperCamelCase	( self							:	List[Any]      ,		lowercase_							:	List[str]    )   ->		int:
       lowercase__					:  Dict          =							[t.replace(" "      ,		""    ).replace("</w>"      ,		" "    ) for t in tokens]
       lowercase__					:  Optional[int]          =							"".join(lowercase_    ).split()
       # detokenize
       lowercase__					:  Tuple          =							self.moses_detokenize(lowercase_      ,		self.tgt_lang    )
       return text






   def  __UpperCamelCase	( self							:	Optional[int]      ,		lowercase_							:	List[int]      ,		lowercase_							:	Optional[List[int]] = None    )   ->		List[int]:
       lowercase__					:  Dict          =							[self.sep_token_id]

       # no bos used in fairseq
       if token_ids_a is None:
           return token_ids_a + sep
       return token_ids_a + sep + token_ids_a + sep






   def  __UpperCamelCase	( self							:	Tuple      ,		lowercase_							:	List[int]      ,		lowercase_							:	Optional[List[int]] = None      ,		lowercase_							:	bool = 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_    )
       # no bos used in fairseq
       if token_ids_a is not None:
           return ([0] * len(lowercase_    )) + [1] + ([0] * len(lowercase_    )) + [1]
       return ([0] * len(lowercase_    )) + [1]






   def  __UpperCamelCase	( self							:	Tuple      ,		lowercase_							:	List[int]      ,		lowercase_							:	Optional[List[int]] = None    )   ->		List[int]:
       lowercase__					:  List[Any]          =							[self.sep_token_id]

       # no bos used in fairseq
       if token_ids_a is None:
           return len(token_ids_a + sep    ) * [0]
       return len(token_ids_a + sep    ) * [0] + len(token_ids_a + sep    ) * [1]






   def  __UpperCamelCase	( self							:	Union[str, Any]      ,		lowercase_							:	str      ,		lowercase_							:	Optional[str] = None    )   ->		Tuple[str]:
       if not os.path.isdir(lowercase_    ):
           logger.error(F'''Vocabulary path ({save_directory}) should be a directory'''    )
           return

       lowercase__					:  Any          =							os.path.join(
           lowercase_      ,		(filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["src_vocab_file"]    )
       lowercase__					:  List[Any]          =							os.path.join(
           lowercase_      ,		(filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["tgt_vocab_file"]    )
       lowercase__					:  Union[str, Any]          =							os.path.join(
           lowercase_      ,		(filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["merges_file"]    )

       with open(lowercase_      ,		"w"      ,		encoding="utf-8"    ) as f:
           f.write(json.dumps(self.encoder      ,		indent=2      ,		sort_keys=lowercase_      ,		ensure_ascii=lowercase_    ) + "\n"    )

       with open(lowercase_      ,		"w"      ,		encoding="utf-8"    ) as f:
           lowercase__					:  Optional[int]          =							{v: k for k, v in self.decoder.items()}
           f.write(json.dumps(lowercase_      ,		indent=2      ,		sort_keys=lowercase_      ,		ensure_ascii=lowercase_    ) + "\n"    )

       lowercase__					:  Optional[int]          =							0
       with open(lowercase_      ,		"w"      ,		encoding="utf-8"    ) as writer:
           for bpe_tokens, token_index in sorted(self.bpe_ranks.items()      ,		key=lambda lowercase_    : kv[1]    ):
               if index != token_index:
                   logger.warning(
                       F'''Saving vocabulary to {merges_file}: BPE merge indices are not consecutive.'''
                       " Please check that the tokenizer is not corrupted!"    )
                   lowercase__					:  Any          =							token_index
               writer.write(" ".join(lowercase_    ) + "\n"    )
               index += 1

       return src_vocab_file, tgt_vocab_file, merges_file






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







   def __setstate__( self							:	Union[str, Any]      ,		lowercase_							:	List[Any]    )   ->		int:
       lowercase__					:  List[Any]          =							d

       try:
           import sacremoses
       except ImportError:
           raise ImportError(
               "You need to install sacremoses to use XLMTokenizer. "
               "See https://pypi.org/project/sacremoses/ for installation."    )

       lowercase__					:  int          =							sacremoses




def      lowercase_							(     _lowerCamelCase				:			str):
    lowercase__					:  Union[str, Any]          =							0
    for plain_chr in plain_text:
        lowercase__					:  Union[str, Any]          =							(
            ord(_lowerCamelCase) + (hash_value << 6) + (hash_value << 16) - hash_value
        )
    return hash_value



