





from typing import Dict, List, Optional, Tuple

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


UpperCAmelCase_       : Optional[int]							=    logging.get_logger(__name__)





class   lowercase__     (				__A	):
  __UpperCamelCase						  =	["""input_ids""", """attention_mask"""]







  def __init__(						self     ,    _lowercase="[PAD]"     ,    _lowercase="[BOS]"     ,    _lowercase="[EOS]"     ,    _lowercase="[MASK]"     ,    _lowercase="[CLS]"     ,    _lowercase="[SEP]"     ,    _lowercase=2_048     ,    **_lowercase     ,    ):
       lowerCAmelCase_       :							List[Any]			 =		AddedToken(_lowercase     ,    lstrip=_lowercase     ,    rstrip=_lowercase    ) if isinstance(_lowercase     ,    _lowercase    ) else pad_token
       lowerCAmelCase_       :							Optional[int]			 =		AddedToken(_lowercase     ,    lstrip=_lowercase     ,    rstrip=_lowercase    ) if isinstance(_lowercase     ,    _lowercase    ) else bos_token
       lowerCAmelCase_       :							Tuple			 =		AddedToken(_lowercase     ,    lstrip=_lowercase     ,    rstrip=_lowercase    ) if isinstance(_lowercase     ,    _lowercase    ) else eos_token
       lowerCAmelCase_       :							int			 =		AddedToken(_lowercase     ,    lstrip=_lowercase     ,    rstrip=_lowercase    ) if isinstance(_lowercase     ,    _lowercase    ) else mask_token
       lowerCAmelCase_       :							str			 =		AddedToken(_lowercase     ,    lstrip=_lowercase     ,    rstrip=_lowercase    ) if isinstance(_lowercase     ,    _lowercase    ) else cls_token
       lowerCAmelCase_       :							str			 =		AddedToken(_lowercase     ,    lstrip=_lowercase     ,    rstrip=_lowercase    ) if isinstance(_lowercase     ,    _lowercase    ) else sep_token

       super().__init__(
           pad_token=_lowercase     ,    bos_token=_lowercase     ,    eos_token=_lowercase     ,    mask_token=_lowercase     ,    cls_token=_lowercase     ,    sep_token=_lowercase     ,    model_max_length=_lowercase     ,    **_lowercase     ,    )

       lowerCAmelCase_       :							int			 =		2**8  # utf is 8 bits

       # define special tokens dict
       lowerCAmelCase_       :							Dict[str, int]			 =		{
           self.pad_token: 0,
           self.bos_token: 1,
           self.eos_token: 2,
           self.mask_token: 3,
           self.cls_token: 4,
           self.sep_token: 5,
       }
       lowerCAmelCase_       :							List[Any]			 =		len(self.special_tokens_encoder    )
       lowerCAmelCase_       :							Dict[int, str]			 =		{v: k for k, v in self.special_tokens_encoder.items()}







  def 						UpperCAmelCase__		(						self    ):
       lowerCAmelCase_       :							Any			 =		self.special_tokens_encoder.copy()
       vocab.update(self.added_tokens_encoder    )
       for i in range(self._utf_vocab_size    ):
            lowerCAmelCase_       :							List[Any]			 =		chr(_lowercase    )
            lowerCAmelCase_       :							Tuple			 =		i + len(self.special_tokens_encoder    )
       return vocab







  @property
  def 						UpperCAmelCase__		(						self    ):
       return self._utf_vocab_size + self._num_special_tokens







  def 						UpperCAmelCase__		(						self     ,    _lowercase     ,    _lowercase = None     ,    _lowercase = 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    )

       # normal case: some special tokens
       if token_ids_a is None:
            return [1] + [0] * len(_lowercase    ) + [1]
       return [1] + ([0] * len(_lowercase    )) + [1] + ([0] * len(_lowercase    )) + [1]







  def 						UpperCAmelCase__		(						self     ,    _lowercase     ,    _lowercase = None    ):
       if token_ids_a is None:
            return [self.cls_token_id] + token_ids_a + [self.sep_token_id]
       else:
            return [self.cls_token_id] + token_ids_a + [self.sep_token_id] + token_ids_a + [self.sep_token_id]







  def 						UpperCAmelCase__		(						self     ,    _lowercase    ):
       lowerCAmelCase_       :							Tuple			 =		[chr(_lowercase    ) for i in text.encode("""utf-8"""    )]
       return tokens







  def 						UpperCAmelCase__		(						self     ,    _lowercase    ):
       if token in self.special_tokens_encoder:
            lowerCAmelCase_       :							Dict			 =		self.special_tokens_encoder[token]
       elif token in self.added_tokens_encoder:
            lowerCAmelCase_       :							List[Any]			 =		self.added_tokens_encoder[token]
       elif len(_lowercase    ) != 1:
            lowerCAmelCase_       :							List[str]			 =		self.unk_token_id
       else:
            lowerCAmelCase_       :							int			 =		ord(_lowercase    ) + self._num_special_tokens
       return token_id







  def 						UpperCAmelCase__		(						self     ,    _lowercase    ):
       if index in self.special_tokens_decoder:
            lowerCAmelCase_       :							Union[str, Any]			 =		self.special_tokens_decoder[index]
       elif index in self.added_tokens_decoder:
            lowerCAmelCase_       :							Dict			 =		self.added_tokens_decoder[index]
       else:
            lowerCAmelCase_       :							int			 =		chr(index - self._num_special_tokens    )
       return token







  def 						UpperCAmelCase__		(						self     ,    _lowercase    ):
       lowerCAmelCase_       :							Optional[int]			 =		B""""""
       for token in tokens:
            if token in self.special_tokens_decoder:
                 lowerCAmelCase_       :							Any			 =		self.special_tokens_decoder[token].encode("""utf-8"""    )
            elif token in self.added_tokens_decoder:
                 lowerCAmelCase_       :							int			 =		self.special_tokens_decoder[token].encode("""utf-8"""    )
            elif token in self.special_tokens_encoder:
                 lowerCAmelCase_       :							Union[str, Any]			 =		token.encode("""utf-8"""    )
            elif token in self.added_tokens_encoder:
                 lowerCAmelCase_       :							str			 =		token.encode("""utf-8"""    )
            else:
                 lowerCAmelCase_       :							List[str]			 =		bytes([ord(_lowercase    )]    )
            bstring += tok_string
       lowerCAmelCase_       :							Any			 =		bstring.decode("""utf-8"""     ,    errors="""replace"""    )
       return string







  def 						UpperCAmelCase__		(						self     ,    _lowercase     ,    _lowercase = None    ):
       return ()







import numpy as np






def 				_lowerCAmelCase			(	_a :       Optional[int]       , _a :       str      )						->      Union[str, Any]:
     lowerCAmelCase_       :							int			 =		np.array(_a      )
     lowerCAmelCase_       :							str			 =		np.array(_a      )

     lowerCAmelCase_       :							Optional[Any]			 =		abs(predict - actual      )
     lowerCAmelCase_       :							Dict			 =		difference.mean()

     return score






def 				_lowerCAmelCase			(	_a :       Union[str, Any]       , _a :       int      )						->      Tuple:
     lowerCAmelCase_       :							int			 =		np.array(_a      )
     lowerCAmelCase_       :							int			 =		np.array(_a      )

     lowerCAmelCase_       :							Union[str, Any]			 =		predict - actual
     lowerCAmelCase_       :							Tuple			 =		np.square(_a      )

     lowerCAmelCase_       :							Tuple			 =		square_diff.mean()
     return score






def 				_lowerCAmelCase			(	_a :       Optional[Any]       , _a :       Tuple      )						->      Optional[int]:
     lowerCAmelCase_       :							Optional[Any]			 =		np.array(_a      )
     lowerCAmelCase_       :							Optional[Any]			 =		np.array(_a      )

     lowerCAmelCase_       :							int			 =		predict - actual
     lowerCAmelCase_       :							Any			 =		np.square(_a      )
     lowerCAmelCase_       :							Union[str, Any]			 =		square_diff.mean()
     lowerCAmelCase_       :							Optional[Any]			 =		np.sqrt(_a      )
     return score






def 				_lowerCAmelCase			(	_a :       Optional[Any]       , _a :       Optional[Any]      )						->      List[Any]:
     lowerCAmelCase_       :							Dict			 =		np.array(_a      )
     lowerCAmelCase_       :							List[Any]			 =		np.array(_a      )

     lowerCAmelCase_       :							str			 =		np.log(predict + 1      )
     lowerCAmelCase_       :							Any			 =		np.log(actual + 1      )

     lowerCAmelCase_       :							List[str]			 =		log_predict - log_actual
     lowerCAmelCase_       :							Dict			 =		np.square(_a      )
     lowerCAmelCase_       :							Optional[Any]			 =		square_diff.mean()

     lowerCAmelCase_       :							int			 =		np.sqrt(_a      )

     return score






def 				_lowerCAmelCase			(	_a :       str       , _a :       List[Any]      )						->      int:
     lowerCAmelCase_       :							Any			 =		np.array(_a      )
     lowerCAmelCase_       :							Optional[int]			 =		np.array(_a      )

     lowerCAmelCase_       :							Optional[int]			 =		predict - actual
     lowerCAmelCase_       :							str			 =		np.sum(_a      ) / len(_a      )
     lowerCAmelCase_       :							List[str]			 =		np.sum(_a      ) / len(_a      )
     # print(numerator, denumerator)
     lowerCAmelCase_       :							int			 =		float(_a      ) / denumerator * 1_00

     return score







def 				_lowerCAmelCase			(	_a :       Any       , _a :       Union[str, Any]      )						->      str:
     return np.mean(np.array(_a      ) == np.array(_a      )      )
