

"""simple docstring"""



from ..utils import DummyObject, requires_backends



class        a    (							metaclass=_lowerCamelCase					):



    """simple docstring"""



    UpperCAmelCase    			=       ["torch", "librosa"]

    def __init__(  self:			Any     ,    *UpperCamelCase:			Tuple     ,    **UpperCamelCase:			Dict							):






         """simple docstring"""


         requires_backends(self     ,    ["""torch""", """librosa"""]							)

    @classmethod
    def 					UpperCamelCase						(  cls:			int     ,    *UpperCamelCase:			Tuple     ,    **UpperCamelCase:			str							):






         """simple docstring"""


         requires_backends(cls     ,    ["""torch""", """librosa"""]							)





    @classmethod
    def 					UpperCamelCase						(  cls:			Any     ,    *UpperCamelCase:			int     ,    **UpperCamelCase:			List[Any]							):






         """simple docstring"""


         requires_backends(cls     ,    ["""torch""", """librosa"""]							)



class        a    (							metaclass=_lowerCamelCase					):



    """simple docstring"""



    UpperCAmelCase    			=       ["torch", "librosa"]

    def __init__(  self:			Optional[int]     ,    *UpperCamelCase:			str     ,    **UpperCamelCase:			Any							):






         """simple docstring"""


         requires_backends(self     ,    ["""torch""", """librosa"""]							)

    @classmethod
    def 					UpperCamelCase						(  cls:			Dict     ,    *UpperCamelCase:			Tuple     ,    **UpperCamelCase:			List[Any]							):






         """simple docstring"""


         requires_backends(cls     ,    ["""torch""", """librosa"""]							)





    @classmethod
    def 					UpperCamelCase						(  cls:			Union[str, Any]     ,    *UpperCamelCase:			int     ,    **UpperCamelCase:			int							):






         """simple docstring"""


         requires_backends(cls     ,    ["""torch""", """librosa"""]							)









"""simple docstring"""



from __future__ import annotations





def 			_snake_case  (     UpperCAmelCase_	:       list[list[int]]       , UpperCAmelCase_	:       list[list[int]]      ):
     assert len(UpperCAmelCase_      ) == len(UpperCAmelCase_      )

     A__				      =	len(UpperCAmelCase_      )
     A__				      =	list(range(UpperCAmelCase_      )      )
     A__				      =	[-1] * n  # who the donor has donated to
     A__				      =	[-1] * n  # who the recipient has received from
     A__				      =	[0] * n

     while unmatched_donors:
          A__				      =	unmatched_donors[0]
          A__				      =	donor_pref[donor]
          A__				      =	donor_preference[num_donations[donor]]
          num_donations[donor] += 1
          A__				      =	recipient_pref[recipient]
          A__				      =	rec_record[recipient]

          if prev_donor != -1:
               if rec_preference.index(UpperCAmelCase_      ) > rec_preference.index(UpperCAmelCase_      ):
                    A__				      =	donor
                    A__				      =	recipient
                    unmatched_donors.append(UpperCAmelCase_      )
                    unmatched_donors.remove(UpperCAmelCase_      )
          else:
               A__				      =	donor
               A__				      =	recipient
               unmatched_donors.remove(UpperCAmelCase_      )
     return donor_record






