

import json
import os
from functools import lru_cache
from typing import List, Optional, Tuple

import regex as re

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


SCREAMING_SNAKE_CASE						:Tuple      =			logging.get_logger(__name__)


SCREAMING_SNAKE_CASE						:Any      =			{"""vocab_file""": """vocab.json""", """merges_file""": """merges.txt"""}

# See all MVP models at https://huggingface.co/models?filter=mvp
SCREAMING_SNAKE_CASE						:Any      =			{
    """vocab_file""": {
        """RUCAIBox/mvp""": """https://huggingface.co/RUCAIBox/mvp/resolve/main/vocab.json""",
    },
    """added_tokens.json""": {
        """RUCAIBox/mvp""": """https://huggingface.co/RUCAIBox/mvp/resolve/main/added_tokens.json""",
    },
    """merges_file""": {
        """RUCAIBox/mvp""": """https://huggingface.co/RUCAIBox/mvp/resolve/main/merges.txt""",
    },
}

SCREAMING_SNAKE_CASE						:Tuple      =			{
    """RUCAIBox/mvp""": 1024,
}




@lru_cache()
def        lowerCAmelCase(	)->		Optional[Any]:



    """simple docstring"""






    UpperCamelCase_          =		(
        list(range(ord("!"       )       ,		ord("~"       ) + 1       )       ) + list(range(ord("¡"       )       ,		ord("¬"       ) + 1       )       ) + list(range(ord("®"       )       ,		ord("ÿ"       ) + 1       )       )
    )
    UpperCamelCase_          =		bs[:]
    UpperCamelCase_          =		0
    for b in range(2**8       ):
        if b not in bs:
            bs.append(__lowerCAmelCase       )
            cs.append(2**8 + n       )
            n += 1
    UpperCamelCase_          =		[chr(__lowerCAmelCase       ) for n in cs]
    return dict(zip(__lowerCAmelCase       ,		__lowerCAmelCase       )       )




def        lowerCAmelCase(	SCREAMING_SNAKE_CASE_       )->		Dict:



    """simple docstring"""






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






class 		__magic_name__ (				__lowerCAmelCase							):
     UpperCamelCase_     :Tuple									=	VOCAB_FILES_NAMES
     UpperCamelCase_     :Optional[int]									=	PRETRAINED_VOCAB_FILES_MAP
     UpperCamelCase_     :Dict									=	PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
     UpperCamelCase_     :List[str]									=	['''input_ids''', '''attention_mask''']






     def __init__(							self						,		_lowercase						,		_lowercase						,		_lowercase="replace"						,		_lowercase="<s>"						,		_lowercase="</s>"						,		_lowercase="</s>"						,		_lowercase="<s>"						,		_lowercase="<unk>"						,		_lowercase="<pad>"						,		_lowercase="<mask>"						,		_lowercase=False						,		**_lowercase						,		)->			Dict:
         UpperCamelCase_          =		AddedToken(_lowerCamelCase						,		lstrip=_lowerCamelCase						,		rstrip=_lowerCamelCase     ) if isinstance(_lowerCamelCase						,		_lowerCamelCase     ) else bos_token
         UpperCamelCase_          =		AddedToken(_lowerCamelCase						,		lstrip=_lowerCamelCase						,		rstrip=_lowerCamelCase     ) if isinstance(_lowerCamelCase						,		_lowerCamelCase     ) else eos_token
         UpperCamelCase_          =		AddedToken(_lowerCamelCase						,		lstrip=_lowerCamelCase						,		rstrip=_lowerCamelCase     ) if isinstance(_lowerCamelCase						,		_lowerCamelCase     ) else sep_token
         UpperCamelCase_          =		AddedToken(_lowerCamelCase						,		lstrip=_lowerCamelCase						,		rstrip=_lowerCamelCase     ) if isinstance(_lowerCamelCase						,		_lowerCamelCase     ) else cls_token
         UpperCamelCase_          =		AddedToken(_lowerCamelCase						,		lstrip=_lowerCamelCase						,		rstrip=_lowerCamelCase     ) if isinstance(_lowerCamelCase						,		_lowerCamelCase     ) else unk_token
         UpperCamelCase_          =		AddedToken(_lowerCamelCase						,		lstrip=_lowerCamelCase						,		rstrip=_lowerCamelCase     ) if isinstance(_lowerCamelCase						,		_lowerCamelCase     ) else pad_token

         # Mask token behave like a normal word, i.e. include the space before it
         UpperCamelCase_          =		AddedToken(_lowerCamelCase						,		lstrip=_lowerCamelCase						,		rstrip=_lowerCamelCase     ) if isinstance(_lowerCamelCase						,		_lowerCamelCase     ) else mask_token

         super().__init__(
             errors=_lowerCamelCase						,		bos_token=_lowerCamelCase						,		eos_token=_lowerCamelCase						,		unk_token=_lowerCamelCase						,		sep_token=_lowerCamelCase						,		cls_token=_lowerCamelCase						,		pad_token=_lowerCamelCase						,		mask_token=_lowerCamelCase						,		add_prefix_space=_lowerCamelCase						,		**_lowerCamelCase						,		)
         with open(_lowerCamelCase						,		encoding="utf-8"     ) as vocab_handle:
             UpperCamelCase_          =		json.load(_lowerCamelCase     )
         UpperCamelCase_          =		{v: k for k, v in self.encoder.items()}
         UpperCamelCase_          =		errors  # how to handle errors in decoding
         UpperCamelCase_          =		bytes_to_unicode()
         UpperCamelCase_          =		{v: k for k, v in self.byte_encoder.items()}
         with open(_lowerCamelCase						,		encoding="utf-8"     ) as merges_handle:
             UpperCamelCase_          =		merges_handle.read().split("\n"     )[1:-1]
         UpperCamelCase_          =		[tuple(merge.split()     ) for merge in bpe_merges]
         UpperCamelCase_          =		dict(zip(_lowerCamelCase						,		range(len(_lowerCamelCase     )     )     )     )
         UpperCamelCase_          =		{}
         UpperCamelCase_          =		add_prefix_space

         # Should have added re.IGNORECASE so BPE merges can happen for capitalized versions of contractions
         UpperCamelCase_          =		re.compile(r"'s|'t|'re|'ve|'m|'ll|'d| ?\p{L}+| ?\p{N}+| ?[^\s\p{L}\p{N}]+|\s+(?!\S)|\s+"     )






     @property
     def      UpperCAmelCase_							(							self     )->			Any:
         return len(self.encoder     )






     def      UpperCAmelCase_							(							self     )->			Optional[Any]:
         return dict(self.encoder						,		**self.added_tokens_encoder     )






     def      UpperCAmelCase_							(							self						,		_lowercase     )->			List[Any]:
         if token in self.cache:
             return self.cache[token]
         UpperCamelCase_          =		tuple(_lowerCamelCase     )
         UpperCamelCase_          =		get_pairs(_lowerCamelCase     )

         if not pairs:
             return token

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

                 if word[i] == first and i < len(_lowerCamelCase     ) - 1 and word[i + 1] == second:
                     new_word.append(first + second     )
                     i += 2
                 else:
                     new_word.append(word[i]     )
                     i += 1
             UpperCamelCase_          =		tuple(_lowerCamelCase     )
             UpperCamelCase_          =		new_word
             if len(_lowerCamelCase     ) == 1:
                 break
             else:
                 UpperCamelCase_          =		get_pairs(_lowerCamelCase     )
         UpperCamelCase_          =		" ".join(_lowerCamelCase     )
         UpperCamelCase_          =		word
         return word






     def      UpperCAmelCase_							(							self						,		_lowercase     )->			List[str]:
         UpperCamelCase_          =		[]
         for token in re.findall(self.pat						,		_lowerCamelCase     ):
             UpperCamelCase_          =		"".join(
                 self.byte_encoder[b] for b in token.encode("utf-8"     )     )  # Maps all our bytes to unicode strings, avoiding control tokens of the BPE (spaces in our case)
             bpe_tokens.extend(bpe_token for bpe_token in self.bpe(_lowerCamelCase     ).split(" "     )     )
         return bpe_tokens






     def      UpperCAmelCase_							(							self						,		_lowercase     )->			Dict:
         return self.encoder.get(_lowerCamelCase						,		self.encoder.get(self.unk_token     )     )






     def      UpperCAmelCase_							(							self						,		_lowercase     )->			List[Any]:
         return self.decoder.get(_lowerCamelCase     )






     def      UpperCAmelCase_							(							self						,		_lowercase     )->			Optional[Any]:
         UpperCamelCase_          =		"".join(_lowerCamelCase     )
         UpperCamelCase_          =		bytearray([self.byte_decoder[c] for c in text]     ).decode("utf-8"						,		errors=self.errors     )
         return text






     def      UpperCAmelCase_							(							self						,		_lowercase						,		_lowercase = None     )->			Union[str, Any]:
         if not os.path.isdir(_lowerCamelCase     ):
             logger.error(F"Vocabulary path ({save_directory}) should be a directory"     )
             return
         UpperCamelCase_          =		os.path.join(
             _lowerCamelCase						,		(filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["vocab_file"]     )
         UpperCamelCase_          =		os.path.join(
             _lowerCamelCase						,		(filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["merges_file"]     )

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

         UpperCamelCase_          =		0
         with open(_lowerCamelCase						,		"w"						,		encoding="utf-8"     ) as writer:
             writer.write("#version: 0.2\n"     )
             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 {merge_file}: BPE merge indices are not consecutive."
                         " Please check that the tokenizer is not corrupted!"     )
                     UpperCamelCase_          =		token_index
                 writer.write(" ".join(_lowerCamelCase     ) + "\n"     )
                 index += 1

         return vocab_file, merge_file






     def      UpperCAmelCase_							(							self						,		_lowercase						,		_lowercase = None     )->			Optional[Any]:
         if token_ids_a is None:
             return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
         UpperCamelCase_          =		[self.cls_token_id]
         UpperCamelCase_          =		[self.sep_token_id]
         return cls + token_ids_a + sep + sep + token_ids_a + sep






     def      UpperCAmelCase_							(							self						,		_lowercase						,		_lowercase = None						,		_lowercase = False     )->			Tuple:
         if already_has_special_tokens:
             return super().get_special_tokens_mask(
                 token_ids_a=_lowerCamelCase						,		token_ids_a=_lowerCamelCase						,		already_has_special_tokens=_lowerCamelCase     )

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






     def      UpperCAmelCase_							(							self						,		_lowercase						,		_lowercase = None     )->			List[str]:
         UpperCamelCase_          =		[self.sep_token_id]
         UpperCamelCase_          =		[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]






     def      UpperCAmelCase_							(							self						,		_lowercase						,		_lowercase=False						,		**_lowercase     )->			Union[str, Any]:
         UpperCamelCase_          =		kwargs.pop("add_prefix_space"						,		self.add_prefix_space     )
         if (is_split_into_words or add_prefix_space) and (len(_lowerCamelCase     ) > 0 and not text[0].isspace()):
             UpperCamelCase_          =		" " + text
         return (text, kwargs)

"""simple docstring"""


from __future__ import annotations





def 			lowerCamelCase_ (					__lowerCAmelCase				)							->					int | float:




						'''simple docstring'''



						if len(__lowerCAmelCase				) == 0:
												raise ValueError("find_max() arg is an empty sequence"				)
						lowerCamelCase__					=nums[0]
						for x in nums:
												if x > max_num:
																		lowerCamelCase__					=x
						return max_num


if __name__ == "__main__":
	import doctest

	doctest.testmod(verbose=True)


