



"""simple docstring"""







from abc import ABC, abstractmethod
from typing import Optional, Union

from .. import Dataset, DatasetDict, Features, IterableDataset, IterableDatasetDict, NamedSplit
from ..utils.typing import NestedDataStructureLike, PathLike






class      UpperCAmelCase__		(      __snake_case     ):



		def __init__( self  :    Optional[Any]      ,							snake_case  :    Union[str, Any] = None      ,							snake_case  :    Any = None      ,							snake_case  :    Optional[int] = None      ,							snake_case  :    int = None      ,							snake_case  :    List[str] = False      ,							snake_case  :    Tuple = False      ,							snake_case  :    Dict = None      ,							**snake_case  :    Optional[Any]      ,							)			->						Tuple:






									'''simple docstring'''

									A         =					path_or_paths
									A         =					split if split or isinstance(A_      ,							A_				) else "train"
									A         =					features
									A         =					cache_dir
									A         =					keep_in_memory
									A         =					streaming
									A         =					num_proc
									A         =					kwargs



		@abstractmethod
		def 					A_		( self  :    List[str]				)			->						Optional[Any]:






									'''simple docstring'''

									pass






class      UpperCAmelCase__		(      __snake_case     ):



		def __init__( self  :    Any      ,							snake_case  :    Optional[Any] = None      ,							snake_case  :    Dict = None      ,							snake_case  :    int = False      ,							snake_case  :    Any = False      ,							snake_case  :    Any = None      ,							**snake_case  :    List[str]      ,							)			->						Tuple:






									'''simple docstring'''

									A         =					features
									A         =					cache_dir
									A         =					keep_in_memory
									A         =					streaming
									A         =					num_proc
									A         =					kwargs



		@abstractmethod
		def 					A_		( self  :    Optional[int]				)			->						str:






									'''simple docstring'''

									pass





"""simple docstring"""







def   lowerCAmelCase__			(     lowerCamelCase__				,      lowerCamelCase__			) ->							float:

							def get_matched_characters(lowerCamelCase__				,      lowerCamelCase__			) -> str:
														A         =					[]
														A         =					min(len(_stra			)				,      len(_stra			)			) // 2
														for i, l in enumerate(_stra			):
																					A         =					int(max(0				,      i - limit			)			)
																					A         =					int(min(i + limit + 1				,      len(_stra			)			)			)
																					if l in _stra[left:right]:
																												matched.append(lowerCamelCase__			)
																												A         =					f"""{_stra[0:_stra.index(lowerCamelCase__			)]} {_stra[_stra.index(lowerCamelCase__			) + 1:]}"""

														return "".join(lowerCamelCase__			)

							# matching characters
							A         =					get_matched_characters(lowerCamelCase__				,      lowerCamelCase__			)
							A         =					get_matched_characters(lowerCamelCase__				,      lowerCamelCase__			)
							A         =					len(lowerCamelCase__			)

							# transposition
							A         =					(
							    len([(ca, ca) for ca, ca in zip(lowerCamelCase__				,      lowerCamelCase__			) if ca != ca]			) // 2
							)

							if not match_count:
														A         =					0.0
							else:
														A         =					(
														    1
														    / 3
														    * (
														        match_count / len(lowerCamelCase__			)
														        + match_count / len(lowerCamelCase__			)
														        + (match_count - transpositions) / match_count
														    )
														)

							# common prefix up to 4 characters
							A         =					0
							for ca, ca in zip(stra[:4]				,      stra[:4]			):
														if ca == ca:
																					prefix_len += 1
														else:
																					break

							return jaro + 0.1 * prefix_len * (1 - jaro)


if __name__ == "__main__":
							import doctest

							doctest.testmod()
							print(jaro_winkler('hello', 'world'))



