



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


UpperCAmelCase_          =				logging.get_logger(__name__)


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

# See all MVP models at https://huggingface.co/models?filter=mvp
UpperCAmelCase_          =				{
    "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",
    },
}

UpperCAmelCase_          =				{
    "RUCAIBox/mvp": 1_0_2_4,
}
@lru_cache()
def 				UpperCAmelCase__		(					)->int:
      _lowerCAmelCase			      =	(
          list(range(ord('''!'''					)  ,					ord('''~'''					) + 1					)					) + list(range(ord('''¡'''					)  ,					ord('''¬'''					) + 1					)					) + list(range(ord('''®'''					)  ,					ord('''ÿ'''					) + 1					)					)
      )
      _lowerCAmelCase			      =	bs[:]
      _lowerCAmelCase			      =	0
      for b in range(2**8					):
            if b not in bs:
                  bs.append(_SCREAMING_SNAKE_CASE					)
                  cs.append(2**8 + n					)
                  n += 1
      _lowerCAmelCase			      =	[chr(_SCREAMING_SNAKE_CASE					) for n in cs]
      return dict(zip(_SCREAMING_SNAKE_CASE  ,					_SCREAMING_SNAKE_CASE					)					)
def 				UpperCAmelCase__		(					_SCREAMING_SNAKE_CASE :						Optional[int]					)->Union[str, Any]:
      _lowerCAmelCase			      =	set()
      _lowerCAmelCase			      =	word[0]
      for char in word[1:]:
            pairs.add((prev_char, char)					)
            _lowerCAmelCase			      =	char
      return pairs





class 		UpperCAmelCase    (    snake_case_					):
   SCREAMING_SNAKE_CASE__					      =  VOCAB_FILES_NAMES
   SCREAMING_SNAKE_CASE__					      =  PRETRAINED_VOCAB_FILES_MAP
   SCREAMING_SNAKE_CASE__					      =  PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
   SCREAMING_SNAKE_CASE__					      =  ['''input_ids''', '''attention_mask''']





   def __init__(						self							,  _lowerCAmelCase							,  _lowerCAmelCase							,  _lowerCAmelCase="replace"							,  _lowerCAmelCase="<s>"							,  _lowerCAmelCase="</s>"							,  _lowerCAmelCase="</s>"							,  _lowerCAmelCase="<s>"							,  _lowerCAmelCase="<unk>"							,  _lowerCAmelCase="<pad>"							,  _lowerCAmelCase="<mask>"							,  _lowerCAmelCase=False							,  **_lowerCAmelCase							,  ):
         _lowerCAmelCase			      =	AddedToken(_lowerCAmelCase							,  lstrip=_lowerCAmelCase							,  rstrip=_lowerCAmelCase      ) if isinstance(_lowerCAmelCase							,  _lowerCAmelCase      ) else bos_token
         _lowerCAmelCase			      =	AddedToken(_lowerCAmelCase							,  lstrip=_lowerCAmelCase							,  rstrip=_lowerCAmelCase      ) if isinstance(_lowerCAmelCase							,  _lowerCAmelCase      ) else eos_token
         _lowerCAmelCase			      =	AddedToken(_lowerCAmelCase							,  lstrip=_lowerCAmelCase							,  rstrip=_lowerCAmelCase      ) if isinstance(_lowerCAmelCase							,  _lowerCAmelCase      ) else sep_token
         _lowerCAmelCase			      =	AddedToken(_lowerCAmelCase							,  lstrip=_lowerCAmelCase							,  rstrip=_lowerCAmelCase      ) if isinstance(_lowerCAmelCase							,  _lowerCAmelCase      ) else cls_token
         _lowerCAmelCase			      =	AddedToken(_lowerCAmelCase							,  lstrip=_lowerCAmelCase							,  rstrip=_lowerCAmelCase      ) if isinstance(_lowerCAmelCase							,  _lowerCAmelCase      ) else unk_token
         _lowerCAmelCase			      =	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
         _lowerCAmelCase			      =	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:
               _lowerCAmelCase			      =	json.load(_lowerCAmelCase      )
         _lowerCAmelCase			      =	{v: k for k, v in self.encoder.items()}
         _lowerCAmelCase			      =	errors  # how to handle errors in decoding
         _lowerCAmelCase			      =	bytes_to_unicode()
         _lowerCAmelCase			      =	{v: k for k, v in self.byte_encoder.items()}
         with open(_lowerCAmelCase							,  encoding='''utf-8'''      ) as merges_handle:
               _lowerCAmelCase			      =	merges_handle.read().split('''\n'''      )[1:-1]
         _lowerCAmelCase			      =	[tuple(merge.split()      ) for merge in bpe_merges]
         _lowerCAmelCase			      =	dict(zip(_lowerCAmelCase							,  range(len(_lowerCAmelCase      )      )      )      )
         _lowerCAmelCase			      =	{}
         _lowerCAmelCase			      =	add_prefix_space

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





   @property
   def 						__lowerCAmelCase				(						self      ):
         return len(self.encoder      )





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





   def 						__lowerCAmelCase				(						self							,  _lowerCAmelCase      ):
         if token in self.cache:
               return self.cache[token]
         _lowerCAmelCase			      =	tuple(_lowerCAmelCase      )
         _lowerCAmelCase			      =	get_pairs(_lowerCAmelCase      )

         if not pairs:
               return token

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





   def 						__lowerCAmelCase				(						self							,  _lowerCAmelCase      ):
         _lowerCAmelCase			      =	[]
         for token in re.findall(self.pat							,  _lowerCAmelCase      ):
               _lowerCAmelCase			      =	''''''.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 						__lowerCAmelCase				(						self							,  _lowerCAmelCase      ):
         return self.encoder.get(_lowerCAmelCase							,  self.encoder.get(self.unk_token      )      )





   def 						__lowerCAmelCase				(						self							,  _lowerCAmelCase      ):
         return self.decoder.get(_lowerCAmelCase      )





   def 						__lowerCAmelCase				(						self							,  _lowerCAmelCase      ):
         _lowerCAmelCase			      =	''''''.join(_lowerCAmelCase      )
         _lowerCAmelCase			      =	bytearray([self.byte_decoder[c] for c in text]      ).decode('''utf-8'''							,  errors=self.errors      )
         return text





   def 						__lowerCAmelCase				(						self							,  _lowerCAmelCase							,  _lowerCAmelCase = None      ):
         if not os.path.isdir(_lowerCAmelCase      ):
               logger.error(F'''Vocabulary path ({save_directory}) should be a directory'''      )
               return
         _lowerCAmelCase			      =	os.path.join(
             _lowerCAmelCase							,  (filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''vocab_file''']      )
         _lowerCAmelCase			      =	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'''      )

         _lowerCAmelCase			      =	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 _lowerCAmelCase      : 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!'''      )
                           _lowerCAmelCase			      =	token_index
                     writer.write(''' '''.join(_lowerCAmelCase      ) + '''\n'''      )
                     index += 1

         return vocab_file, merge_file





   def 						__lowerCAmelCase				(						self							,  _lowerCAmelCase							,  _lowerCAmelCase = None      ):
         if token_ids_a is None:
               return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
         _lowerCAmelCase			      =	[self.cls_token_id]
         _lowerCAmelCase			      =	[self.sep_token_id]
         return cls + token_ids_a + sep + sep + token_ids_a + sep





   def 						__lowerCAmelCase				(						self							,  _lowerCAmelCase							,  _lowerCAmelCase = None							,  _lowerCAmelCase = False      ):
         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 						__lowerCAmelCase				(						self							,  _lowerCAmelCase							,  _lowerCAmelCase = None      ):
         _lowerCAmelCase			      =	[self.sep_token_id]
         _lowerCAmelCase			      =	[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 						__lowerCAmelCase				(						self							,  _lowerCAmelCase							,  _lowerCAmelCase=False							,  **_lowerCAmelCase      ):
         _lowerCAmelCase			      =	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()):
               _lowerCAmelCase			      =	''' ''' + text
         return (text, kwargs)




def 				UpperCAmelCase__		(					_SCREAMING_SNAKE_CASE :						float  ,					_SCREAMING_SNAKE_CASE :						float					)->float:
      _lowerCAmelCase			      =	float()
      try:
            _lowerCAmelCase			      =	mass * acceleration
      except Exception:
            return -0.0
      return force


if __name__ == "__main__":
    import doctest

    # run doctest
    doctest.testmod()

    # demo
    UpperCAmelCase_          =				12.5
    UpperCAmelCase_          =				1_0
    UpperCAmelCase_          =				newtons_second_law_of_motion(mass, acceleration)
    print("The force is ", force, "N")