

'''simple docstring'''






from collections.abc import Iterator, MutableMapping
from dataclasses import dataclass
from typing import Generic, TypeVar

lowerCAmelCase__   		=      TypeVar('''KEY''')
lowerCAmelCase__   		=      TypeVar('''VAL''')






@dataclass(frozen=lowerCamelCase__							,			slots=lowerCamelCase__ )
class      lowercase_      (Generic[KEY, VAL] ):




  """simple docstring"""




  SCREAMING_SNAKE_CASE       :    KEY
  SCREAMING_SNAKE_CASE       :    VAL






class      lowercase_      (_Item ):




  """simple docstring"""




  def __init__( self  :	Optional[int]     ):
   super().__init__(lowercase__   ,lowercase__     )






  def __bool__( self  :	List[str]     ):
   return False
lowerCAmelCase__   		=      _DeletedItem()






class      lowercase_      (MutableMapping[KEY, VAL] ):




  """simple docstring"""




  def __init__( self  :	Dict   ,lowercase__  :	int = 8   ,lowercase__  :	float = 0.7_5     ):
   __lowercase				    =					initial_block_size
   __lowercase				    =					[None] * initial_block_size
   assert 0.0 < capacity_factor < 1.0
   __lowercase				    =					capacity_factor
   __lowercase				    =					0






  def    SCREAMING_SNAKE_CASE ( self  :	Dict   ,lowercase__  :	KEY     ):
   return hash(lowercase__     ) % len(self._buckets     )






  def    SCREAMING_SNAKE_CASE ( self  :	Dict   ,lowercase__  :	int     ):
   return (ind + 1) % len(self._buckets     )






  def    SCREAMING_SNAKE_CASE ( self  :	str   ,lowercase__  :	int   ,lowercase__  :	KEY   ,lowercase__  :	VAL     ):
   __lowercase				    =					self._buckets[ind]
   if not stored:
    __lowercase				    =					_Item(lowercase__   ,lowercase__     )
    self._len += 1
    return True
   elif stored.key == key:
    __lowercase				    =					_Item(lowercase__   ,lowercase__     )
    return True
   else:
    return False






  def    SCREAMING_SNAKE_CASE ( self  :	Dict     ):
   __lowercase				    =					len(self._buckets     ) * self._capacity_factor
   return len(self     ) >= int(lowercase__     )






  def    SCREAMING_SNAKE_CASE ( self  :	int     ):
   if len(self._buckets     ) <= self._initial_block_size:
    return False
   __lowercase				    =					len(self._buckets     ) * self._capacity_factor / 2
   return len(self     ) < limit






  def    SCREAMING_SNAKE_CASE ( self  :	Any   ,lowercase__  :	int     ):
   __lowercase				    =					self._buckets
   __lowercase				    =					[None] * new_size
   __lowercase				    =					0
   for item in old_buckets:
    if item:
     self._add_item(item.key   ,item.val     )






  def    SCREAMING_SNAKE_CASE ( self  :	str     ):
   self._resize(len(self._buckets     ) * 2     )






  def    SCREAMING_SNAKE_CASE ( self  :	Tuple     ):
   self._resize(len(self._buckets     ) // 2     )






  def    SCREAMING_SNAKE_CASE ( self  :	int   ,lowercase__  :	KEY     ):
   __lowercase				    =					self._get_bucket_index(lowercase__     )
   for _ in range(len(self._buckets     )     ):
    yield ind
    __lowercase				    =					self._get_next_ind(lowercase__     )






  def    SCREAMING_SNAKE_CASE ( self  :	str   ,lowercase__  :	KEY   ,lowercase__  :	VAL     ):
   for ind in self._iterate_buckets(lowercase__     ):
    if self._try_set(lowercase__   ,lowercase__   ,lowercase__     ):
     break






  def __setitem__( self  :	str   ,lowercase__  :	KEY   ,lowercase__  :	VAL     ):
   if self._is_full():
    self._size_up()

   self._add_item(lowercase__   ,lowercase__     )






  def __delitem__( self  :	Tuple   ,lowercase__  :	KEY     ):
   for ind in self._iterate_buckets(lowercase__     ):
    __lowercase				    =					self._buckets[ind]
    if item is None:
     raise KeyError(lowercase__     )
    if item is _deleted:
     continue
    if item.key == key:
     __lowercase				    =					_deleted
     self._len -= 1
     break
   if self._is_sparse():
    self._size_down()






  def __getitem__( self  :	Tuple   ,lowercase__  :	KEY     ):
   for ind in self._iterate_buckets(lowercase__     ):
    __lowercase				    =					self._buckets[ind]
    if item is None:
     break
    if item is _deleted:
     continue
    if item.key == key:
     return item.val
   raise KeyError(lowercase__     )






  def __len__( self  :	Optional[int]     ):
   return self._len






  def __iter__( self  :	str     ):
   yield from (item.key for item in self._buckets if item)






  def __repr__( self  :	Optional[Any]     ):
   __lowercase				    =					''' ,'''.join(
       F"{item.key}: {item.val}" for item in self._buckets if item     )
   return F"HashMap({val_string})"




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


_UpperCAmelCase						:  Dict									=			"""sshleifer/bart-tiny-random"""
_UpperCAmelCase						:  Optional[Any]									=			"""patrickvonplaten/t5-tiny-random"""







@require_torch
class 					lowercase							(			unittest.TestCase     ):




				@cached_property
				def        a				(   self			):
											return AutoConfig.from_pretrained(snake_case			)




				def        a				(   self			):
											snake_case_							,       *snake_case_     							=       create_student_by_copying_alternating_layers(snake_case ,  tempfile.mkdtemp() ,  e=1 ,  d=1			)
											self.assertEqual(student.config.num_hidden_layers ,  1			)




				def        a				(   self			):
											snake_case_							,       *snake_case_     							=       create_student_by_copying_alternating_layers(snake_case ,  tempfile.mkdtemp() ,  e=1 ,  d=snake_case			)




				def        a				(   self			):
											snake_case_							,       *snake_case_     							=       create_student_by_copying_alternating_layers(snake_case ,  tempfile.mkdtemp() ,  e=1 ,  d=snake_case			)
											self.assertEqual(student.config.encoder_layers ,  1			)
											self.assertEqual(student.config.decoder_layers ,  self.teacher_config.encoder_layers			)




				def        a				(   self			):
											snake_case_							,       *snake_case_     							=       create_student_by_copying_alternating_layers(snake_case ,  tempfile.mkdtemp() ,  e=1 ,  d=1			)
											self.assertEqual(student.config.encoder_layers ,  1			)
											self.assertEqual(student.config.decoder_layers ,  1			)




				def        a				(   self			):
											with self.assertRaises(snake_case			):
																		create_student_by_copying_alternating_layers(snake_case ,  tempfile.mkdtemp() ,  e=snake_case ,  d=snake_case			)




