


"""simple docstring"""





import tempfile
import unittest

from make_student import create_student_by_copying_alternating_layers

from transformers import AutoConfig
from transformers.file_utils import cached_property
from transformers.testing_utils import require_torch


lowercase__				:Dict				   =       'sshleifer/bart-tiny-random'
lowercase__				:Optional[int]				   =       'patrickvonplaten/t5-tiny-random'




@require_torch
class 							snake_case							(			unittest.TestCase ):

      '''simple docstring'''



      @cached_property
      def       A_					(							self       :      Union[str, Any] ):


        '''simple docstring'''




        return AutoConfig.from_pretrained(__lowercase )

      def       A_					(							self       :      List[Any] ):


        '''simple docstring'''




        __UpperCAmelCase    :						str       =						create_student_by_copying_alternating_layers(__lowercase						,				tempfile.mkdtemp()						,				e=1						,				d=1 )
        self.assertEqual(student.config.num_hidden_layers						,				1 )

      def       A_					(							self       :      Dict ):


        '''simple docstring'''




        __UpperCAmelCase    :						Any       =						create_student_by_copying_alternating_layers(__lowercase						,				tempfile.mkdtemp()						,				e=1						,				d=__lowercase )

      def       A_					(							self       :      int ):


        '''simple docstring'''




        __UpperCAmelCase    :						List[Any]       =						create_student_by_copying_alternating_layers(__lowercase						,				tempfile.mkdtemp()						,				e=1						,				d=__lowercase )
        self.assertEqual(student.config.encoder_layers						,				1 )
        self.assertEqual(student.config.decoder_layers						,				self.teacher_config.encoder_layers )

      def       A_					(							self       :      List[str] ):


        '''simple docstring'''




        __UpperCAmelCase    :						List[Any]       =						create_student_by_copying_alternating_layers(__lowercase						,				tempfile.mkdtemp()						,				e=1						,				d=1 )
        self.assertEqual(student.config.encoder_layers						,				1 )
        self.assertEqual(student.config.decoder_layers						,				1 )







      def       A_					(							self       :      Optional[Any] ):


        '''simple docstring'''




        with self.assertRaises(__lowercase ):
          create_student_by_copying_alternating_layers(__lowercase						,				tempfile.mkdtemp()						,				e=__lowercase						,				d=__lowercase )






"""simple docstring"""





def       lowerCamelCase_       (   UpperCAmelCase_ = 10_00  )						->int:





  """simple docstring"""


  return sum(2 * a * ((a - 1) // 2) for a in range(3  ,			n + 1  )  )


if __name__ == "__main__":
  print(solution())