



"""simple docstring"""






def 			_lowercase				(  __snake_case					,__snake_case	)						->   float:

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

						return "".join(__snake_case	)

			# matching characters
			__lowerCAmelCase      :  Dict												=       get_matched_characters(__snake_case					,__snake_case	)
			__lowerCAmelCase      :  Any												=       get_matched_characters(__snake_case					,__snake_case	)
			__lowerCAmelCase      :  Optional[int]												=       len(__snake_case	)

			# transposition
			__lowerCAmelCase      :  Tuple												=       (
			    len([(ca, ca) for ca, ca in zip(__snake_case					,__snake_case	) if ca != ca]	) // 2
			)

			if not match_count:
						__lowerCAmelCase      :  List[Any]												=       0.0
			else:
						__lowerCAmelCase      :  List[Any]												=       (
						    1
						    / 3
						    * (
						        match_count / len(__snake_case	)
						        + match_count / len(__snake_case	)
						        + (match_count - transpositions) / match_count
						    )
						)

			# common prefix up to 4 characters
			__lowerCAmelCase      :  Optional[int]												=       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'))




"""simple docstring"""






import re


def 			_lowercase				(  __snake_case	)						->   str:

			if len(re.findall("[ATCG]"					,__snake_case	)	) != len(__snake_case	):
						raise ValueError("Invalid Strand"	)

			return dna.translate(dna.maketrans("ATCG"					,"TAGC"	)	)


if __name__ == "__main__":
	import doctest

	doctest.testmod()