




def       UpperCAmelCase__  (     lowerCamelCase   ):
  lowercase    :Optional[int]      	=						0

  # if input_string is "aba" than new_input_string become "a|b|a"
  lowercase    :int      	=						""
  lowercase    :Optional[int]      	=						""

  # append each character + "|" in new_string for range(0, length-1)
  for i in input_string[: len(SCREAMING_SNAKE_CASE_   ) - 1]:
    new_input_string += i + "|"
  # append last character
  new_input_string += input_string[-1]

  # we will store the starting and ending of previous furthest ending palindromic
  # substring
  lowercase	,    lowercase    :Optional[Any]      	=						0, 0

  # length[i] shows the length of palindromic substring with center i
  lowercase    :Optional[int]      	=						[1 for i in range(len(SCREAMING_SNAKE_CASE_   )   )]

  # for each character in new_string find corresponding palindromic string
  lowercase    :Dict      	=						0
  for j in range(len(SCREAMING_SNAKE_CASE_   )   ):
    lowercase    :str      	=						1 if j > r else min(length[l + r - j] // 2,			r - j + 1   )
    while (
        j - k >= 0
        and j + k < len(SCREAMING_SNAKE_CASE_   )
        and new_input_string[k + j] == new_input_string[j - k]
    ):
      k += 1

    lowercase    :Union[str, Any]      	=						2 * k - 1

    # does this string is ending after the previously explored end (that is r) ?
    # if yes the update the new r to the last index of this
    if j + k - 1 > r:
      lowercase    :List[str]      	=						j - k + 1  # noqa: E741
      lowercase    :List[str]      	=						j + k - 1

    # update max_length and start position
    if max_length < length[j]:
      lowercase    :Any      	=						length[j]
      lowercase    :List[str]      	=						j

    # create that string
  lowercase    :Any      	=						new_input_string[start - max_length // 2 : start + max_length // 2 + 1]
  for i in s:
    if i != "|":
      output_string += i

  return output_string


if __name__ == "__main__":
   import doctest

   doctest.testmod()









from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_tokenizers_available, is_torch_available


_UpperCAmelCase	:						Optional[int]			=     {
    "configuration_biogpt": ["BIOGPT_PRETRAINED_CONFIG_ARCHIVE_MAP", "BioGptConfig"],
    "tokenization_biogpt": ["BioGptTokenizer"],
}

try:
     if not is_torch_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase	:						int			=     [
         "BIOGPT_PRETRAINED_MODEL_ARCHIVE_LIST",
         "BioGptForCausalLM",
         "BioGptForTokenClassification",
         "BioGptForSequenceClassification",
         "BioGptModel",
         "BioGptPreTrainedModel",
     ]


if TYPE_CHECKING:
     from .configuration_biogpt import BIOGPT_PRETRAINED_CONFIG_ARCHIVE_MAP, BioGptConfig
     from .tokenization_biogpt import BioGptTokenizer

     try:
          if not is_torch_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .modeling_biogpt import (
              BIOGPT_PRETRAINED_MODEL_ARCHIVE_LIST,
              BioGptForCausalLM,
              BioGptForSequenceClassification,
              BioGptForTokenClassification,
              BioGptModel,
              BioGptPreTrainedModel,
          )


else:
     import sys

     _UpperCAmelCase	:						Optional[Any]			=     _LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)



