


'''simple docstring'''




import warnings
from typing import Dict, List, Optional, Tuple

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


_A:					Any							=				logging.get_logger(__name__)






class UpperCAmelCase							(		snake_case__							):
    _A :			List[Any]						   =       ['''input_ids''', '''attention_mask''']



    def __init__(  self     ,			__A="</s>"     ,			__A="<unk>"     ,			__A="<pad>"     ,			__A=125     ,			__A=None     ,			**__A     ,			):
     # Add extra_ids to the special token list
     if extra_ids > 0 and additional_special_tokens is None:
      __UpperCAmelCase					=   [f'<extra_id_{i}>' for i in range(_A					)]
     elif extra_ids > 0 and additional_special_tokens is not None:
      # Check that we have the right number of extra_id special tokens
      __UpperCAmelCase					=   len(set(filter(lambda __A					: bool('extra_id' in str(_A					)					)     ,			_A					)					)					)
      if extra_tokens != extra_ids:
       raise ValueError(
           f'Both extra_ids ({extra_ids}) and additional_special_tokens ({additional_special_tokens}) are'
           ' provided to ByT5Tokenizer. In this case the additional_special_tokens must include the'
           ' extra_ids tokens'					)

     __UpperCAmelCase					=   AddedToken(_A     ,			lstrip=_A     ,			rstrip=_A					) if isinstance(_A     ,			_A					) else pad_token
     __UpperCAmelCase					=   AddedToken(_A     ,			lstrip=_A     ,			rstrip=_A					) if isinstance(_A     ,			_A					) else eos_token
     __UpperCAmelCase					=   AddedToken(_A     ,			lstrip=_A     ,			rstrip=_A					) if isinstance(_A     ,			_A					) else unk_token

     super().__init__(
         eos_token=_A     ,			unk_token=_A     ,			pad_token=_A     ,			extra_ids=_A     ,			additional_special_tokens=_A     ,			**_A     ,			)

     __UpperCAmelCase					=   extra_ids

     __UpperCAmelCase					=   2**8  # utf is 8 bits

     # define special tokens dict
     __UpperCAmelCase					=   {
         self.pad_token: 0,
         self.eos_token: 1,
         self.unk_token: 2,
     }
     __UpperCAmelCase					=   len(self.special_tokens_encoder					)
     __UpperCAmelCase					=   len(_A					)
     for i, token in enumerate(_A					):
      __UpperCAmelCase					=   self.vocab_size + i - n
     __UpperCAmelCase					=   {v: k for k, v in self.special_tokens_encoder.items()}



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



    def 					__lowerCamelCase						(  self     ,			__A     ,			__A = None     ,			__A = False					):
     if already_has_special_tokens:
      return super().get_special_tokens_mask(
          token_ids_a=_A     ,			token_ids_a=_A     ,			already_has_special_tokens=_A					)

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



    def 					__lowerCamelCase						(  self     ,			__A					):
     if len(_A					) > 0 and token_ids[-1] == self.eos_token_id:
      warnings.warn(
          f'This sequence already has {self.eos_token}. In future versions this behavior may lead to duplicated'
          ' eos tokens being added.'					)
      return token_ids
     else:
      return token_ids + [self.eos_token_id]



    def 					__lowerCamelCase						(  self     ,			__A     ,			__A = None					):
     __UpperCAmelCase					=   [self.eos_token_id]

     if token_ids_a is None:
      return len(token_ids_a + eos					) * [0]
     return len(token_ids_a + eos + token_ids_a + eos					) * [0]



    def 					__lowerCamelCase						(  self     ,			__A     ,			__A = None					):
     __UpperCAmelCase					=   self._add_eos_if_not_present(_A					)
     if token_ids_a is None:
      return token_ids_a
     else:
      __UpperCAmelCase					=   self._add_eos_if_not_present(_A					)
      return token_ids_a + token_ids_a



    def 					__lowerCamelCase						(  self     ,			__A					):
     __UpperCAmelCase					=   [chr(_A					) for i in text.encode('utf-8'					)]
     return tokens



    def 					__lowerCamelCase						(  self     ,			__A					):
     if token in self.special_tokens_encoder:
      __UpperCAmelCase					=   self.special_tokens_encoder[token]
     elif token in self.added_tokens_encoder:
      __UpperCAmelCase					=   self.added_tokens_encoder[token]
     elif len(_A					) != 1:
      __UpperCAmelCase					=   self.unk_token_id
     else:
      __UpperCAmelCase					=   ord(_A					) + self._num_special_tokens
     return token_id



    def 					__lowerCamelCase						(  self     ,			__A					):
     if index in self.special_tokens_decoder:
      __UpperCAmelCase					=   self.special_tokens_decoder[index]
     else:
      __UpperCAmelCase					=   chr(index - self._num_special_tokens					)
     return token



    def 					__lowerCamelCase						(  self     ,			__A					):
     __UpperCAmelCase					=   b''
     for token in tokens:
      if token in self.special_tokens_decoder:
       __UpperCAmelCase					=   self.special_tokens_decoder[token].encode('utf-8'					)
      elif token in self.added_tokens_decoder:
       __UpperCAmelCase					=   self.special_tokens_decoder[token].encode('utf-8'					)
      elif token in self.special_tokens_encoder:
       __UpperCAmelCase					=   token.encode('utf-8'					)
      elif token in self.added_tokens_encoder:
       __UpperCAmelCase					=   token.encode('utf-8'					)
      else:
       __UpperCAmelCase					=   bytes([ord(_A					)]					)
      bstring += tok_string
     __UpperCAmelCase					=   bstring.decode('utf-8'     ,			errors='ignore'					)
     return string




    def 					__lowerCamelCase						(  self     ,			__A     ,			__A = None					):
     return ()












'''simple docstring'''




from __future__ import annotations







def _lowerCAmelCase     (      _lowerCAmelCase       ,    _lowerCAmelCase       ,    _lowerCAmelCase       ,    )->     tuple:
 if (electron_conc, hole_conc, intrinsic_conc).count(0    ) != 1:
  raise ValueError('You cannot supply more or less than 2 values'    )
 elif electron_conc < 0:
  raise ValueError('Electron concentration cannot be negative in a semiconductor'    )
 elif hole_conc < 0:
  raise ValueError('Hole concentration cannot be negative in a semiconductor'    )
 elif intrinsic_conc < 0:
  raise ValueError(
      'Intrinsic concentration cannot be negative in a semiconductor'    )
 elif electron_conc == 0:
  return (
      "electron_conc",
      intrinsic_conc**2 / hole_conc,
  )
 elif hole_conc == 0:
  return (
      "hole_conc",
      intrinsic_conc**2 / electron_conc,
  )
 elif intrinsic_conc == 0:
  return (
      "intrinsic_conc",
      (electron_conc * hole_conc) ** 0.5,
  )
 else:
  return (-1, -1)


if __name__ == "__main__":
    import doctest

    doctest.testmod()





