



"""simple docstring"""






from __future__ import annotations

import math
import random
from typing import Any



class     UpperCAmelCase    :



   def __init__(       self    :	Any				):



     """simple docstring"""
     _snake_case   	=      []
     _snake_case   	=      0
     _snake_case   	=      0



   def    __UpperCAmelCase    (       self    :	List[str]				):



     """simple docstring"""
     return self.head == self.tail



   def    __UpperCAmelCase    (       self    :	Dict							,       __lowerCamelCase    :	Any				):



     """simple docstring"""
     self.data.append(__lowerCamelCase				)
     _snake_case   	=      self.tail + 1



   def    __UpperCAmelCase    (       self    :	List[Any]				):



     """simple docstring"""
     _snake_case   	=      self.data[self.head]
     _snake_case   	=      self.head + 1
     return ret



   def    __UpperCAmelCase    (       self    :	int				):



     """simple docstring"""
     return self.tail - self.head





   def    __UpperCAmelCase    (       self    :	Optional[Any]				):



     """simple docstring"""
     print(self.data				)
     print('''**************'''				)
     print(self.data[self.head : self.tail]				)



class     UpperCAmelCase    :



   def __init__(       self    :	Union[str, Any]							,       __lowerCamelCase    :	Any				):



     """simple docstring"""
     _snake_case   	=      data
     _snake_case   	=      None
     _snake_case   	=      None
     _snake_case   	=      1



   def    __UpperCAmelCase    (       self    :	List[Any]				):



     """simple docstring"""
     return self.data



   def    __UpperCAmelCase    (       self    :	Dict				):



     """simple docstring"""
     return self.left



   def    __UpperCAmelCase    (       self    :	Union[str, Any]				):



     """simple docstring"""
     return self.right



   def    __UpperCAmelCase    (       self    :	Optional[Any]				):



     """simple docstring"""
     return self.height



   def    __UpperCAmelCase    (       self    :	Optional[Any]							,       __lowerCamelCase    :	Any				):



     """simple docstring"""
     _snake_case   	=      data



   def    __UpperCAmelCase    (       self    :	Optional[Any]							,       __lowerCamelCase    :	MyNode | None				):



     """simple docstring"""
     _snake_case   	=      node



   def    __UpperCAmelCase    (       self    :	List[str]							,       __lowerCamelCase    :	MyNode | None				):



     """simple docstring"""
     _snake_case   	=      node





   def    __UpperCAmelCase    (       self    :	int							,       __lowerCamelCase    :	int				):



     """simple docstring"""
     _snake_case   	=      height




def 			snake_case		(		lowerCAmelCase_	)						->				int:
  if node is None:
    return 0
  return node.get_height()




def 			snake_case		(		lowerCAmelCase_  ,						lowerCAmelCase_	)						->				int:
  if a > b:
    return a
  return b




def 			snake_case		(		lowerCAmelCase_	)						->				MyNode:
  print('''left rotation node:'''  ,						node.get_data()	)
  _snake_case   	=      node.get_left()
  assert ret is not None
  node.set_left(ret.get_right()	)
  ret.set_right(lowerCAmelCase_	)
  _snake_case   	=      my_max(get_height(node.get_right()	)  ,						get_height(node.get_left()	)	) + 1
  node.set_height(lowerCAmelCase_	)
  _snake_case   	=      my_max(get_height(ret.get_right()	)  ,						get_height(ret.get_left()	)	) + 1
  ret.set_height(lowerCAmelCase_	)
  return ret




def 			snake_case		(		lowerCAmelCase_	)						->				MyNode:
  print('''right rotation node:'''  ,						node.get_data()	)
  _snake_case   	=      node.get_right()
  assert ret is not None
  node.set_right(ret.get_left()	)
  ret.set_left(lowerCAmelCase_	)
  _snake_case   	=      my_max(get_height(node.get_right()	)  ,						get_height(node.get_left()	)	) + 1
  node.set_height(lowerCAmelCase_	)
  _snake_case   	=      my_max(get_height(ret.get_right()	)  ,						get_height(ret.get_left()	)	) + 1
  ret.set_height(lowerCAmelCase_	)
  return ret




def 			snake_case		(		lowerCAmelCase_	)						->				MyNode:
  _snake_case   	=      node.get_left()
  assert left_child is not None
  node.set_left(left_rotation(lowerCAmelCase_	)	)
  return right_rotation(lowerCAmelCase_	)




def 			snake_case		(		lowerCAmelCase_	)						->				MyNode:
  _snake_case   	=      node.get_right()
  assert right_child is not None
  node.set_right(right_rotation(lowerCAmelCase_	)	)
  return left_rotation(lowerCAmelCase_	)




def 			snake_case		(		lowerCAmelCase_  ,						lowerCAmelCase_	)						->				MyNode | None:
  if node is None:
    return MyNode(lowerCAmelCase_	)
  if data < node.get_data():
    node.set_left(insert_node(node.get_left()  ,						lowerCAmelCase_	)	)
    if (
        get_height(node.get_left()	) - get_height(node.get_right()	) == 2
    ):  # an unbalance detected
      _snake_case   	=      node.get_left()
      assert left_child is not None
      if (
          data < left_child.get_data()
      ):  # new node is the left child of the left child
        _snake_case   	=      right_rotation(lowerCAmelCase_	)
      else:
        _snake_case   	=      lr_rotation(lowerCAmelCase_	)
  else:
    node.set_right(insert_node(node.get_right()  ,						lowerCAmelCase_	)	)
    if get_height(node.get_right()	) - get_height(node.get_left()	) == 2:
      _snake_case   	=      node.get_right()
      assert right_child is not None
      if data < right_child.get_data():
        _snake_case   	=      rl_rotation(lowerCAmelCase_	)
      else:
        _snake_case   	=      left_rotation(lowerCAmelCase_	)
  _snake_case   	=      my_max(get_height(node.get_right()	)  ,						get_height(node.get_left()	)	) + 1
  node.set_height(lowerCAmelCase_	)
  return node




def 			snake_case		(		lowerCAmelCase_	)						->				Any:
  while True:
    _snake_case   	=      root.get_right()
    if right_child is None:
      break
    _snake_case   	=      right_child
  return root.get_data()




def 			snake_case		(		lowerCAmelCase_	)						->				Any:
  while True:
    _snake_case   	=      root.get_left()
    if left_child is None:
      break
    _snake_case   	=      left_child
  return root.get_data()




def 			snake_case		(		lowerCAmelCase_  ,						lowerCAmelCase_	)						->				MyNode | None:
  _snake_case   	=      root.get_left()
  _snake_case   	=      root.get_right()
  if root.get_data() == data:
    if left_child is not None and right_child is not None:
      _snake_case   	=      get_left_most(lowerCAmelCase_	)
      root.set_data(lowerCAmelCase_	)
      root.set_right(del_node(lowerCAmelCase_  ,						lowerCAmelCase_	)	)
    elif left_child is not None:
      _snake_case   	=      left_child
    elif right_child is not None:
      _snake_case   	=      right_child
    else:
      return None
  elif root.get_data() > data:
    if left_child is None:
      print('''No such data'''	)
      return root
    else:
      root.set_left(del_node(lowerCAmelCase_  ,						lowerCAmelCase_	)	)
  else:  # root.get_data() < data
    if right_child is None:
      return root
    else:
      root.set_right(del_node(lowerCAmelCase_  ,						lowerCAmelCase_	)	)

  if get_height(lowerCAmelCase_	) - get_height(lowerCAmelCase_	) == 2:
    assert right_child is not None
    if get_height(right_child.get_right()	) > get_height(right_child.get_left()	):
      _snake_case   	=      left_rotation(lowerCAmelCase_	)
    else:
      _snake_case   	=      rl_rotation(lowerCAmelCase_	)
  elif get_height(lowerCAmelCase_	) - get_height(lowerCAmelCase_	) == -2:
    assert left_child is not None
    if get_height(left_child.get_left()	) > get_height(left_child.get_right()	):
      _snake_case   	=      right_rotation(lowerCAmelCase_	)
    else:
      _snake_case   	=      lr_rotation(lowerCAmelCase_	)
  _snake_case   	=      my_max(get_height(root.get_right()	)  ,						get_height(root.get_left()	)	) + 1
  root.set_height(lowerCAmelCase_	)
  return root



class     UpperCAmelCase    :



   def __init__(       self    :	int				):



     """simple docstring"""
     _snake_case   	=      None



   def    __UpperCAmelCase    (       self    :	str				):



     """simple docstring"""
     return get_height(self.root				)



   def    __UpperCAmelCase    (       self    :	Any							,       __lowerCamelCase    :	Any				):



     """simple docstring"""
     print('''insert:''' + str(__lowerCamelCase				)				)
     _snake_case   	=      insert_node(self.root							,       __lowerCamelCase				)



   def    __UpperCAmelCase    (       self    :	int							,       __lowerCamelCase    :	Any				):



     """simple docstring"""
     print('''delete:''' + str(__lowerCamelCase				)				)
     if self.root is None:
       print('''Tree is empty!'''				)
       return
     _snake_case   	=      del_node(self.root							,       __lowerCamelCase				)





   def __str__(       self    :	str							,       ):  # a level traversale, gives a more intuitive look on the tree



     """simple docstring"""
     _snake_case   	=      ''''''
     _snake_case   	=      MyQueue()
     q.push(self.root				)
     _snake_case   	=      self.get_height()
     if layer == 0:
       return output
     _snake_case   	=      0
     while not q.is_empty():
       _snake_case   	=      q.pop()
       _snake_case   	=      ''' ''' * int(math.pow(2							,       layer - 1				)				)
       output += space
       if node is None:
         output += "*"
         q.push(__lowerCamelCase				)
         q.push(__lowerCamelCase				)
       else:
         output += str(node.get_data()				)
         q.push(node.get_left()				)
         q.push(node.get_right()				)
       output += space
       _snake_case   	=      cnt + 1
       for i in range(1_0_0				):
         if cnt == math.pow(2							,       __lowerCamelCase				) - 1:
           _snake_case   	=      layer - 1
           if layer == 0:
             output += "\n*************************************"
             return output
           output += "\n"
           break
     output += "\n*************************************"
     return output




def 			snake_case		(		)						->				None:
  import doctest

  doctest.testmod()


if __name__ == "__main__":
     _test()
     snake_case   					=				AVLtree()
     snake_case   					=				list(range(1_0))
     random.shuffle(lst)
     for i in lst:
          t.insert(i)
          print(str(t))
     random.shuffle(lst)
     for i in lst:
          t.del_node(i)
          print(str(t))






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:	str       			=		'''sshleifer/bart-tiny-random'''
_lowercase:	Union[str, Any]       			=		'''patrickvonplaten/t5-tiny-random'''



@require_torch
class        lowerCamelCase__				(   unittest.TestCase				):





			@cached_property
			def   SCREAMING_SNAKE_CASE__     (       self	:	Tuple						):
										return AutoConfig.from_pretrained(lowercase__						)





			def   SCREAMING_SNAKE_CASE__     (       self	:	int						):
										_lowerCAmelCase			,		*_lowerCAmelCase							=							create_student_by_copying_alternating_layers(lowercase__  ,  tempfile.mkdtemp()  ,  e=1  ,  d=1						)
										self.assertEqual(student.config.num_hidden_layers  ,  1						)





			def   SCREAMING_SNAKE_CASE__     (       self	:	Dict						):
										_lowerCAmelCase			,		*_lowerCAmelCase							=							create_student_by_copying_alternating_layers(lowercase__  ,  tempfile.mkdtemp()  ,  e=1  ,  d=lowercase__						)





			def   SCREAMING_SNAKE_CASE__     (       self	:	Union[str, Any]						):
										_lowerCAmelCase			,		*_lowerCAmelCase							=							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   SCREAMING_SNAKE_CASE__     (       self	:	str						):
										_lowerCAmelCase			,		*_lowerCAmelCase							=							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   SCREAMING_SNAKE_CASE__     (       self	:	List[str]						):
										with self.assertRaises(lowercase__						):
																	create_student_by_copying_alternating_layers(lowercase__  ,  tempfile.mkdtemp()  ,  e=lowercase__  ,  d=lowercase__						)






