




import unittest

from transformers.utils.backbone_utils import (
    BackboneMixin,
    get_aligned_output_features_output_indices,
    verify_out_features_out_indices,
)







class 						A(		unittest.TestCase     ):



 '''simple docstring'''


 def        a__				(       self      :						Optional[Any]						)     ->			Any:

       """simple docstring"""






       lowerCamelCase_	  =					['a', 'b', 'c']

       # Defaults to last layer if both are None
       lowerCamelCase_  ,       lowerCamelCase_	  =					get_aligned_output_features_output_indices(A_		,							A_		,							A_						)
       self.assertEqual(A_		,							['c']						)
       self.assertEqual(A_		,							[2]						)

       # Out indices set to match out features
       lowerCamelCase_  ,       lowerCamelCase_	  =					get_aligned_output_features_output_indices(['a', 'c']		,							A_		,							A_						)
       self.assertEqual(A_		,							['a', 'c']						)
       self.assertEqual(A_		,							[0, 2]						)

       # Out features set to match out indices
       lowerCamelCase_  ,       lowerCamelCase_	  =					get_aligned_output_features_output_indices(A_		,							[0, 2]		,							A_						)
       self.assertEqual(A_		,							['a', 'c']						)
       self.assertEqual(A_		,							[0, 2]						)

       # Out features selected from negative indices
       lowerCamelCase_  ,       lowerCamelCase_	  =					get_aligned_output_features_output_indices(A_		,							[-3, -1]		,							A_						)
       self.assertEqual(A_		,							['a', 'c']						)
       self.assertEqual(A_		,							[-3, -1]						)

 def        a__				(       self      :						Any						)     ->			List[Any]:

       """simple docstring"""






       with self.assertRaises(A_						):
             verify_out_features_out_indices(['a', 'b']		,							(0, 1)		,							A_						)

       # Out features must be a list
       with self.assertRaises(A_						):
             verify_out_features_out_indices(('a', 'b')		,							(0, 1)		,							['a', 'b']						)

       # Out features must be a subset of stage names
       with self.assertRaises(A_						):
             verify_out_features_out_indices(['a', 'b']		,							(0, 1)		,							['a']						)

       # Out indices must be a list or tuple
       with self.assertRaises(A_						):
             verify_out_features_out_indices(A_		,							0		,							['a', 'b']						)

       # Out indices must be a subset of stage names
       with self.assertRaises(A_						):
             verify_out_features_out_indices(A_		,							(0, 1)		,							['a']						)

       # Out features and out indices must be the same length
       with self.assertRaises(A_						):
             verify_out_features_out_indices(['a', 'b']		,							(0,)		,							['a', 'b', 'c']						)

       # Out features should match out indices
       with self.assertRaises(A_						):
             verify_out_features_out_indices(['a', 'b']		,							(0, 2)		,							['a', 'b', 'c']						)

       # Out features and out indices should be in order
       with self.assertRaises(A_						):
             verify_out_features_out_indices(['b', 'a']		,							(0, 1)		,							['a', 'b']						)

       # Check passes with valid inputs
       verify_out_features_out_indices(['a', 'b', 'd']		,							(0, 1, -1)		,							['a', 'b', 'c', 'd']						)





 def        a__				(       self      :						List[Any]						)     ->			int:

       """simple docstring"""






       lowerCamelCase_	  =					BackboneMixin()

       lowerCamelCase_	  =					['a', 'b', 'c']
       lowerCamelCase_	  =					['a', 'c']
       lowerCamelCase_	  =					[0, 2]

       # Check that the output features and indices are set correctly
       self.assertEqual(backbone.out_features		,							['a', 'c']						)
       self.assertEqual(backbone.out_indices		,							[0, 2]						)

       # Check out features and indices are updated correctly
       lowerCamelCase_	  =					['a', 'b']
       self.assertEqual(backbone.out_features		,							['a', 'b']						)
       self.assertEqual(backbone.out_indices		,							[0, 1]						)

       lowerCamelCase_	  =					[-3, -1]
       self.assertEqual(backbone.out_features		,							['a', 'c']						)
       self.assertEqual(backbone.out_indices		,							[-3, -1]						)









def     _SCREAMING_SNAKE_CASE    (							lowercase			: list[int]			,							lowercase			: list[int]  ):


      '''simple docstring'''



      lowerCamelCase_	  =					len(lowercase  )
      print('The following activities are selected:'  )

      # The first activity is always selected
      lowerCamelCase_	  =					0
      print(lowercase			,							end=','  )

      # Consider rest of the activities
      for j in range(lowercase  ):
            # If this activity has start time greater than
            # or equal to the finish time of previously
            # selected activity, then select it
            if start[j] >= finish[i]:
                  print(lowercase			,							end=','  )
                  lowerCamelCase_	  =					j


if __name__ == "__main__":
 import doctest

 doctest.testmod()

 lowerCamelCase       :	Tuple									=     [1, 3, 0, 5, 8, 5]
 lowerCamelCase       :	int									=     [2, 4, 6, 7, 9, 9]
 print_max_activities(start, finish)



