





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

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


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

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

a_    :				Union[str, Any]					=			{
    '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'},
}

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




def   _SCREAMING_SNAKE_CASE      (	snake_case_		:						Dict						):
     __magic_name__				=       set()
     __magic_name__				=       word[0]
     for char in word[1:]:
          pairs.add((prev_char, char)						)
          __magic_name__				=       char
     return pairs




def   _SCREAMING_SNAKE_CASE      (	snake_case_		:						int						):
     __magic_name__				=       text.replace('''，''' ,     ''','''						)
     __magic_name__				=       re.sub(r'''。\s*''' ,     '''. ''' ,     snake_case_						)
     __magic_name__				=       text.replace('''、''' ,     ''','''						)
     __magic_name__				=       text.replace('''”''' ,     '''"'''						)
     __magic_name__				=       text.replace('''“''' ,     '''"'''						)
     __magic_name__				=       text.replace('''∶''' ,     ''':'''						)
     __magic_name__				=       text.replace('''：''' ,     ''':'''						)
     __magic_name__				=       text.replace('''？''' ,     '''?'''						)
     __magic_name__				=       text.replace('''《''' ,     '''"'''						)
     __magic_name__				=       text.replace('''》''' ,     '''"'''						)
     __magic_name__				=       text.replace('''）''' ,     ''')'''						)
     __magic_name__				=       text.replace('''！''' ,     '''!'''						)
     __magic_name__				=       text.replace('''（''' ,     '''('''						)
     __magic_name__				=       text.replace('''；''' ,     ''';'''						)
     __magic_name__				=       text.replace('''１''' ,     '''1'''						)
     __magic_name__				=       text.replace('''」''' ,     '''"'''						)
     __magic_name__				=       text.replace('''「''' ,     '''"'''						)
     __magic_name__				=       text.replace('''０''' ,     '''0'''						)
     __magic_name__				=       text.replace('''３''' ,     '''3'''						)
     __magic_name__				=       text.replace('''２''' ,     '''2'''						)
     __magic_name__				=       text.replace('''５''' ,     '''5'''						)
     __magic_name__				=       text.replace('''６''' ,     '''6'''						)
     __magic_name__				=       text.replace('''９''' ,     '''9'''						)
     __magic_name__				=       text.replace('''７''' ,     '''7'''						)
     __magic_name__				=       text.replace('''８''' ,     '''8'''						)
     __magic_name__				=       text.replace('''４''' ,     '''4'''						)
     __magic_name__				=       re.sub(r'''．\s*''' ,     '''. ''' ,     snake_case_						)
     __magic_name__				=       text.replace('''～''' ,     '''~'''						)
     __magic_name__				=       text.replace('''’''' ,     '''\''''						)
     __magic_name__				=       text.replace('''…''' ,     '''...'''						)
     __magic_name__				=       text.replace('''━''' ,     '''-'''						)
     __magic_name__				=       text.replace('''〈''' ,     '''<'''						)
     __magic_name__				=       text.replace('''〉''' ,     '''>'''						)
     __magic_name__				=       text.replace('''【''' ,     '''['''						)
     __magic_name__				=       text.replace('''】''' ,     ''']'''						)
     __magic_name__				=       text.replace('''％''' ,     '''%'''						)
     return text




def   _SCREAMING_SNAKE_CASE      (	snake_case_		:						Dict						):
     __magic_name__				=       []
     for char in text:
          __magic_name__				=       unicodedata.category(snake_case_						)
          if cat.startswith('''C'''						):
               continue
          output.append(snake_case_						)
     return "".join(snake_case_						)



class  SCREAMING_SNAKE_CASE_  ( SCREAMING_SNAKE_CASE__			):


  """simple docstring"""





  _a								=							VOCAB_FILES_NAMES
  _a								=							PRETRAINED_VOCAB_FILES_MAP
  _a								=							PRETRAINED_INIT_CONFIGURATION
  _a								=							PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
  _a								=							["""input_ids""", """attention_mask"""]





  def __init__(  self	,  A=None	,  A=None	,  A=None	,  A=None	,  A=False	,  A="<unk>"	,  A="<s>"	,  A="</s>"	,  A="<pad>"	,  **A	,  )		->   Dict:





       '''simple docstring'''







       super().__init__(
           langs=A	,  src_vocab_file=A	,  tgt_vocab_file=A	,  merges_file=A	,  do_lower_case=A	,  unk_token=A	,  bos_token=A	,  sep_token=A	,  pad_token=A	,  **A	,  )

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

       __magic_name__				=       sacremoses

       __magic_name__				=       src_vocab_file
       __magic_name__				=       tgt_vocab_file
       __magic_name__				=       merges_file
       __magic_name__				=       do_lower_case

       # cache of sm.MosesPunctNormalizer instance
       __magic_name__				=       {}
       # cache of sm.MosesTokenizer instance
       __magic_name__				=       {}
       __magic_name__				=       {}

       if langs and len(A						) == 2:
            __magic_name__		,  __magic_name__				=       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(A	,  encoding='''utf-8'''						) as src_vocab_handle:
            __magic_name__				=       json.load(A						)
       with open(A	,  encoding='''utf-8'''						) as tgt_vocab_handle:
            __magic_name__				=       json.load(A						)
            __magic_name__				=       {v: k for k, v in tgt_vocab.items()}
       with open(A	,  encoding='''utf-8'''						) as merges_handle:
            __magic_name__				=       merges_handle.read().split('''\n'''						)[:-1]
       __magic_name__				=       [tuple(merge.split()[:2]						) for merge in merges]
       __magic_name__				=       dict(zip(A	,  range(len(A						)						)						)						)
       __magic_name__				=       {}





  def 			__A      (  self						)		->   Dict[str, int]:





       '''simple docstring'''







       return self.get_src_vocab()





  @property
  def 			__A      (  self						)		->   int:





       '''simple docstring'''







       return self.src_vocab_size





  def 			__A      (  self	,  A	,  A						)		->   Dict:





       '''simple docstring'''







       if lang not in self.cache_moses_punct_normalizer:
            __magic_name__				=       self.sm.MosesPunctNormalizer(lang=A						)
            __magic_name__				=       punct_normalizer
       return self.cache_moses_punct_normalizer[lang].normalize(A						)





  def 			__A      (  self	,  A	,  A						)		->   Optional[Any]:





       '''simple docstring'''







       if lang not in self.cache_moses_tokenizer:
            __magic_name__				=       self.sm.MosesTokenizer(lang=A						)
            __magic_name__				=       moses_tokenizer
       return self.cache_moses_tokenizer[lang].tokenize(
           A	,  aggressive_dash_splits=A	,  return_str=A	,  escape=A						)





  def 			__A      (  self	,  A	,  A						)		->   str:





       '''simple docstring'''







       if lang not in self.cache_moses_detokenizer:
            __magic_name__				=       self.sm.MosesDetokenizer(lang=A						)
            __magic_name__				=       moses_detokenizer
       return self.cache_moses_detokenizer[lang].detokenize(A						)





  def 			__A      (  self	,  A	,  A						)		->   Tuple:





       '''simple docstring'''







       __magic_name__				=       replace_unicode_punct(A						)
       __magic_name__				=       self.moses_punct_norm(A	,  A						)
       __magic_name__				=       remove_non_printing_char(A						)
       return text





  @property
  def 			__A      (  self						)		->   Optional[int]:





       '''simple docstring'''







       return len(self.encoder						)





  @property
  def 			__A      (  self						)		->   Union[str, Any]:





       '''simple docstring'''







       return len(self.decoder						)





  def 			__A      (  self						)		->   Optional[int]:





       '''simple docstring'''







       return dict(self.encoder	,  **self.added_tokens_encoder						)





  def 			__A      (  self						)		->   Optional[int]:





       '''simple docstring'''







       return dict(self.decoder	,  **self.added_tokens_decoder						)





  def 			__A      (  self	,  A						)		->   Any:





       '''simple docstring'''







       __magic_name__				=       tuple(token[:-1]						) + (token[-1] + '''</w>''',)
       if token in self.cache:
            return self.cache[token]
       __magic_name__				=       get_pairs(A						)

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

       while True:
            __magic_name__				=       min(A	,  key=lambda A						: self.bpe_ranks.get(A	,  float('''inf'''						)						)						)
            if bigram not in self.bpe_ranks:
                 break
            __magic_name__		,  __magic_name__				=       bigram
            __magic_name__				=       []
            __magic_name__				=       0
            while i < len(A						):
                 try:
                      __magic_name__				=       word.index(A	,  A						)
                 except ValueError:
                      new_word.extend(word[i:]						)
                      break
                 else:
                      new_word.extend(word[i:j]						)
                      __magic_name__				=       j

                 if word[i] == first and i < len(A						) - 1 and word[i + 1] == second:
                      new_word.append(first + second						)
                      i += 2
                 else:
                      new_word.append(word[i]						)
                      i += 1
            __magic_name__				=       tuple(A						)
            __magic_name__				=       new_word
            if len(A						) == 1:
                 break
            else:
                 __magic_name__				=       get_pairs(A						)
       __magic_name__				=       ''' '''.join(A						)
       if word == "\n  </w>":
            __magic_name__				=       '''\n</w>'''
       __magic_name__				=       word
       return word





  def 			__A      (  self	,  A	,  A="en"	,  A=False						)		->   Optional[Any]:





       '''simple docstring'''







       __magic_name__				=       self.src_lang

       if self.do_lower_case:
            __magic_name__				=       text.lower()

       if bypass_tokenizer:
            __magic_name__				=       text.split()
       else:
            __magic_name__				=       self.moses_pipeline(A	,  lang=A						)
            __magic_name__				=       self.moses_tokenize(A	,  lang=A						)

       __magic_name__				=       []
       for token in text:
            if token:
                 split_tokens.extend(list(self.bpe(A						).split(''' '''						)						)						)

       return split_tokens





  def 			__A      (  self	,  A						)		->   Optional[int]:





       '''simple docstring'''







       return self.encoder.get(A	,  self.encoder.get(self.unk_token						)						)





  def 			__A      (  self	,  A						)		->   Dict:





       '''simple docstring'''







       return self.decoder.get(A	,  self.unk_token						)





  def 			__A      (  self	,  A						)		->   Tuple:





       '''simple docstring'''







       __magic_name__				=       [t.replace(''' '''	,  ''''''						).replace('''</w>'''	,  ''' '''						) for t in tokens]
       __magic_name__				=       ''''''.join(A						).split()
       # detokenize
       __magic_name__				=       self.moses_detokenize(A	,  self.tgt_lang						)
       return text





  def 			__A      (  self	,  A	,  A = None						)		->   List[int]:





       '''simple docstring'''







       __magic_name__				=       [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 			__A      (  self	,  A	,  A = None	,  A = False						)		->   List[int]:





       '''simple docstring'''







       if already_has_special_tokens:
            return super().get_special_tokens_mask(
                token_ids_a=A	,  token_ids_a=A	,  already_has_special_tokens=A						)
       # no bos used in fairseq
       if token_ids_a is not None:
            return ([0] * len(A						)) + [1] + ([0] * len(A						)) + [1]
       return ([0] * len(A						)) + [1]





  def 			__A      (  self	,  A	,  A = None						)		->   List[int]:





       '''simple docstring'''







       __magic_name__				=       [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 			__A      (  self	,  A	,  A = None						)		->   Tuple[str]:





       '''simple docstring'''







       if not os.path.isdir(A						):
            logger.error(F'Vocabulary path ({save_directory}) should be a directory'						)
            return

       __magic_name__				=       os.path.join(
           A	,  (filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''src_vocab_file''']						)
       __magic_name__				=       os.path.join(
           A	,  (filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''tgt_vocab_file''']						)
       __magic_name__				=       os.path.join(
           A	,  (filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''merges_file''']						)

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

       with open(A	,  '''w'''	,  encoding='''utf-8'''						) as f:
            __magic_name__				=       {v: k for k, v in self.decoder.items()}
            f.write(json.dumps(A	,  indent=2	,  sort_keys=A	,  ensure_ascii=A						) + '''\n'''						)

       __magic_name__				=       0
       with open(A	,  '''w'''	,  encoding='''utf-8'''						) as writer:
            for bpe_tokens, token_index in sorted(self.bpe_ranks.items()	,  key=lambda A						: 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!'''						)
                      __magic_name__				=       token_index
                 writer.write(''' '''.join(A						) + '''\n'''						)
                 index += 1

       return src_vocab_file, tgt_vocab_file, merges_file





  def __getstate__(  self						)		->   Dict:





       '''simple docstring'''







       __magic_name__				=       self.__dict__.copy()
       __magic_name__				=       None
       return state







  def __setstate__(  self	,  A						)		->   Any:





       '''simple docstring'''







       __magic_name__				=       d

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

       __magic_name__				=       sacremoses






def   _SCREAMING_SNAKE_CASE      (	snake_case_		:						int						):
     if not isinstance(snake_case_ ,     snake_case_						):
          __magic_name__				=       f'Input value of [number={number}] must be an integer'
          raise TypeError(snake_case_						)
     if number < 0 or number % 2 == 1:
          return False
     __magic_name__				=       int(number**0.5						)
     return number == number_sqrt * (number_sqrt + 1)


if __name__ == "__main__":
    import doctest

    doctest.testmod()