





'''simple docstring'''


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

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


_lowerCamelCase					:						Any					     =							logging.get_logger(__name__)

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

_lowerCamelCase					:						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'},
}

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




def  __a			(  UpperCAmelCase     )   ->Any:



	"""simple docstring"""







	A					=   set()
	A					=   word[0]
	for char in word[1:]:
		pairs.add((prev_char, char)     )
		A					=   char
	return pairs




def  __a			(  UpperCAmelCase     )   ->Any:



	"""simple docstring"""







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




def  __a			(  UpperCAmelCase     )   ->Dict:



	"""simple docstring"""







	A					=   []
	for char in text:
		A					=   unicodedata.category(_lowerCamelCase     )
		if cat.startswith("""C"""     ):
			continue
		output.append(_lowerCamelCase     )
	return "".join(_lowerCamelCase     )



class 				__UpperCAmelCase	(							__A    ):







		'''simple docstring'''







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







		def __init__(self    :   List[Any]   ,   _lowerCAmelCase    :   List[Any]=None   ,   _lowerCAmelCase    :   int=None   ,   _lowerCAmelCase    :   List[str]=None   ,   _lowerCAmelCase    :   Tuple=None   ,   _lowerCAmelCase    :   Dict=False   ,   _lowerCAmelCase    :   Optional[int]="<unk>"   ,   _lowerCAmelCase    :   List[Any]="<s>"   ,   _lowerCAmelCase    :   Dict="</s>"   ,   _lowerCAmelCase    :   Optional[Any]="<pad>"   ,   **_lowerCAmelCase    :   Union[str, Any]   ,   ):
			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."""   )

			A					=   sacremoses

			A					=   src_vocab_file
			A					=   tgt_vocab_file
			A					=   merges_file
			A					=   do_lower_case

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

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







		def 							A  (self    :   Any   ):
			return self.get_src_vocab()







		@property
		def 							A  (self    :   List[Any]   ):
			return self.src_vocab_size







		def 							A  (self    :   Any   ,   _lowerCAmelCase    :   Tuple   ,   _lowerCAmelCase    :   Optional[Any]   ):
			if lang not in self.cache_moses_punct_normalizer:
				A					=   self.sm.MosesPunctNormalizer(lang=lowercase_   )
				A					=   punct_normalizer
			return self.cache_moses_punct_normalizer[lang].normalize(lowercase_   )







		def 							A  (self    :   int   ,   _lowerCAmelCase    :   List[str]   ,   _lowerCAmelCase    :   str   ):
			if lang not in self.cache_moses_tokenizer:
				A					=   self.sm.MosesTokenizer(lang=lowercase_   )
				A					=   moses_tokenizer
			return self.cache_moses_tokenizer[lang].tokenize(
			    lowercase_   ,   aggressive_dash_splits=lowercase_   ,   return_str=lowercase_   ,   escape=lowercase_   )







		def 							A  (self    :   Optional[Any]   ,   _lowerCAmelCase    :   str   ,   _lowerCAmelCase    :   List[Any]   ):
			if lang not in self.cache_moses_detokenizer:
				A					=   self.sm.MosesDetokenizer(lang=lowercase_   )
				A					=   moses_detokenizer
			return self.cache_moses_detokenizer[lang].detokenize(lowercase_   )







		def 							A  (self    :   Optional[Any]   ,   _lowerCAmelCase    :   int   ,   _lowerCAmelCase    :   Dict   ):
			A					=   replace_unicode_punct(lowercase_   )
			A					=   self.moses_punct_norm(lowercase_   ,   lowercase_   )
			A					=   remove_non_printing_char(lowercase_   )
			return text







		@property
		def 							A  (self    :   Dict   ):
			return len(self.encoder   )







		@property
		def 							A  (self    :   List[Any]   ):
			return len(self.decoder   )







		def 							A  (self    :   int   ):
			return dict(self.encoder   ,   **self.added_tokens_encoder   )







		def 							A  (self    :   str   ):
			return dict(self.decoder   ,   **self.added_tokens_decoder   )







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

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

			while True:
				A					=   min(lowercase_   ,   key=lambda _lowerCAmelCase   : self.bpe_ranks.get(lowercase_   ,   float("""inf"""   )   )   )
				if bigram not in self.bpe_ranks:
					break
				A					=   bigram
				A					=   []
				A					=   0
				while i < len(lowercase_   ):
					try:
						A					=   word.index(lowercase_   ,   lowercase_   )
					except ValueError:
						new_word.extend(word[i:]   )
						break
					else:
						new_word.extend(word[i:j]   )
						A					=   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
				A					=   tuple(lowercase_   )
				A					=   new_word
				if len(lowercase_   ) == 1:
					break
				else:
					A					=   get_pairs(lowercase_   )
			A					=   " ".join(lowercase_   )
			if word == "\n  </w>":
				A					=   "\n</w>"
			A					=   word
			return word







		def 							A  (self    :   str   ,   _lowerCAmelCase    :   Tuple   ,   _lowerCAmelCase    :   Optional[Any]="en"   ,   _lowerCAmelCase    :   Tuple=False   ):
			A					=   self.src_lang

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

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

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

			return split_tokens







		def 							A  (self    :   str   ,   _lowerCAmelCase    :   int   ):
			return self.encoder.get(lowercase_   ,   self.encoder.get(self.unk_token   )   )







		def 							A  (self    :   Optional[int]   ,   _lowerCAmelCase    :   int   ):
			return self.decoder.get(lowercase_   ,   self.unk_token   )







		def 							A  (self    :   List[Any]   ,   _lowerCAmelCase    :   List[str]   ):
			A					=   [t.replace(""" """   ,   """"""   ).replace("""</w>"""   ,   """ """   ) for t in tokens]
			A					=   "".join(lowercase_   ).split()
			# detokenize
			A					=   self.moses_detokenize(lowercase_   ,   self.tgt_lang   )
			return text







		def 							A  (self    :   Optional[int]   ,   _lowerCAmelCase    :   List[int]   ,   _lowerCAmelCase    :   Optional[List[int]] = None   ):
			A					=   [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    :   Tuple   ,   _lowerCAmelCase    :   List[int]   ,   _lowerCAmelCase    :   Optional[List[int]] = None   ,   _lowerCAmelCase    :   bool = False   ):

			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 							A  (self    :   Tuple   ,   _lowerCAmelCase    :   List[int]   ,   _lowerCAmelCase    :   Optional[List[int]] = None   ):
			A					=   [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    :   Union[str, Any]   ,   _lowerCAmelCase    :   str   ,   _lowerCAmelCase    :   Optional[str] = None   ):
			if not os.path.isdir(lowercase_   ):
				logger.error(F"""Vocabulary path ({save_directory}) should be a directory"""   )
				return

			A					=   os.path.join(
			    lowercase_   ,   (filename_prefix + """-""" if filename_prefix else """""") + VOCAB_FILES_NAMES["""src_vocab_file"""]   )
			A					=   os.path.join(
			    lowercase_   ,   (filename_prefix + """-""" if filename_prefix else """""") + VOCAB_FILES_NAMES["""tgt_vocab_file"""]   )
			A					=   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:
				A					=   {v: k for k, v in self.decoder.items()}
				f.write(json.dumps(lowercase_   ,   indent=2   ,   sort_keys=lowercase_   ,   ensure_ascii=lowercase_   ) + """\n"""   )

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

			return src_vocab_file, tgt_vocab_file, merges_file







		def __getstate__(self    :   List[str]   ):
			A					=   self.__dict__.copy()
			A					=   None
			return state







		def __setstate__(self    :   Union[str, Any]   ,   _lowerCAmelCase    :   List[Any]   ):
			A					=   d

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

			A					=   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



