





from __future__ import annotations

from random import random
from typing import Generic, TypeVar

_lowerCamelCase      							=   TypeVar('KT')
_lowerCamelCase      							=   TypeVar('VT')







class       __A							(   Generic[KT, VT]	):




      """simple docstring"""







      def __init__(		self   ,				a__ = "root"   ,				a__ = None):



             """simple docstring"""





             _lowerCamelCase				:  List[str]						=		key
             _lowerCamelCase				:  int						=		value
             _lowerCamelCase				:  list[Node[KT, VT]]						=		[]


      def __repr__(		self):



             """simple docstring"""





             return F"""Node({self.key}: {self.value})"""



      @property
      def 					__snake_case      (		self):



             """simple docstring"""





             return len(self.forward)







class       __A							(   Generic[KT, VT]	):




      """simple docstring"""







      def __init__(		self   ,				a__ = 0.5   ,				a__ = 16):



             """simple docstring"""





             _lowerCamelCase				:  Node[KT, VT]						=		Node[KT, VT]()
             _lowerCamelCase				:  Tuple						=		0
             _lowerCamelCase				:  List[Any]						=		p
             _lowerCamelCase				:  Tuple						=		max_level


      def __str__(		self):



             """simple docstring"""





             _lowerCamelCase				:  Tuple						=		list(self)

             if len(a__) == 0:
                    return F"""SkipList(level={self.level})"""

             _lowerCamelCase				:  List[Any]						=		max((len(str(a__)) for item in items)   ,				default=4)
             _lowerCamelCase				:  Optional[Any]						=		max(a__   ,				4) + 4

             _lowerCamelCase				:  Optional[int]						=		self.head
             _lowerCamelCase				:  List[str]						=		[]

             _lowerCamelCase				:  Optional[int]						=		node.forward.copy()
             lines.append(F"""[{node.key}]""".ljust(a__   ,				'''-''') + '''* ''' * len(a__))
             lines.append(''' ''' * label_size + '''| ''' * len(a__))

             while len(node.forward) != 0:
                    _lowerCamelCase				:  int						=		node.forward[0]

                    lines.append(
                        F"""[{node.key}]""".ljust(a__   ,				'''-''')
                        + ''' '''.join(str(n.key) if n.key == node.key else '''|''' for n in forwards))
                    lines.append(''' ''' * label_size + '''| ''' * len(a__))
                    _lowerCamelCase				:  int						=		node.forward

             lines.append('''None'''.ljust(a__) + '''* ''' * len(a__))
             return F"""SkipList(level={self.level})\n""" + "\n".join(a__)


      def __iter__(		self):



             """simple docstring"""





             _lowerCamelCase				:  Any						=		self.head

             while len(node.forward) != 0:
                    yield node.forward[0].key
                    _lowerCamelCase				:  Optional[int]						=		node.forward[0]


      def 					__snake_case      (		self):



             """simple docstring"""





             _lowerCamelCase				:  Any						=		1
             while random() < self.p and level < self.max_level:
                    level += 1

             return level


      def 					__snake_case      (		self   ,				a__):



             """simple docstring"""





             _lowerCamelCase				:  Tuple						=		[]

             _lowerCamelCase				:  int						=		self.head

             for i in reversed(range(self.level)):
                    # i < node.level - When node level is lesser than `i` decrement `i`.
                    # node.forward[i].key < key - Jumping to node with key value higher
                    #                             or equal to searched key would result
                    #                             in skipping searched key.
                    while i < node.level and node.forward[i].key < key:
                           _lowerCamelCase				:  List[Any]						=		node.forward[i]
                    # Each leftmost node (relative to searched node) will potentially have to
                    # be updated.
                    update_vector.append(a__)

             update_vector.reverse()  # Note that we were inserting values in reverse order.

             # len(node.forward) != 0 - If current node doesn't contain any further
             #                          references then searched key is not present.
             # node.forward[0].key == key - Next node key should be equal to search key
             #                              if key is present.
             if len(node.forward) != 0 and node.forward[0].key == key:
                    return node.forward[0], update_vector
             else:
                    return None, update_vector


      def 					__snake_case      (		self   ,				a__):



             """simple docstring"""





             _lowerCamelCase,	_lowerCamelCase				:  Dict						=		self._locate_node(a__)

             if node is not None:
                    for i, update_node in enumerate(a__):
                           # Remove or replace all references to removed node.
                           if update_node.level > i and update_node.forward[i].key == key:
                                  if node.level > i:
                                         _lowerCamelCase				:  List[Any]						=		node.forward[i]
                                  else:
                                         _lowerCamelCase				:  str						=		update_node.forward[:i]


      def 					__snake_case      (		self   ,				a__   ,				a__):



             """simple docstring"""





             _lowerCamelCase,	_lowerCamelCase				:  Dict						=		self._locate_node(a__)
             if node is not None:
                    _lowerCamelCase				:  Any						=		value
             else:
                    _lowerCamelCase				:  List[Any]						=		self.random_level()

                    if level > self.level:
                           # After level increase we have to add additional nodes to head.
                           for _ in range(self.level - 1   ,				a__):
                                  update_vector.append(self.head)
                           _lowerCamelCase				:  Optional[Any]						=		level

                    _lowerCamelCase				:  List[str]						=		Node(a__   ,				a__)

                    for i, update_node in enumerate(update_vector[:level]):
                           # Change references to pass through new node.
                           if update_node.level > i:
                                  new_node.forward.append(update_node.forward[i])

                           if update_node.level < i + 1:
                                  update_node.forward.append(a__)
                           else:
                                  _lowerCamelCase				:  Any						=		new_node



      def 					__snake_case      (		self   ,				a__):



             """simple docstring"""





             _lowerCamelCase,	_lowerCamelCase				:  Tuple						=		self._locate_node(a__)

             if node is not None:
                    return node.value

             return None




def  __UpperCAmelCase(   ):
       _lowerCamelCase				:  str						=		SkipList()
       skip_list.insert('''Key1'''			,     3   )
       skip_list.insert('''Key2'''			,     12   )
       skip_list.insert('''Key3'''			,     41   )
       skip_list.insert('''Key4'''			,     -19   )

       _lowerCamelCase				:  List[str]						=		skip_list.head
       _lowerCamelCase				:  Dict						=		{}
       while node.level != 0:
              _lowerCamelCase				:  Optional[int]						=		node.forward[0]
              _lowerCamelCase				:  Optional[int]						=		node.value

       assert len(lowercase_   ) == 4
       assert all_values["Key1"] == 3
       assert all_values["Key2"] == 12
       assert all_values["Key3"] == 41
       assert all_values["Key4"] == -19




def  __UpperCAmelCase(   ):
       _lowerCamelCase				:  Optional[Any]						=		SkipList()
       skip_list.insert('''Key1'''			,     10   )
       skip_list.insert('''Key1'''			,     12   )

       skip_list.insert('''Key5'''			,     7   )
       skip_list.insert('''Key7'''			,     10   )
       skip_list.insert('''Key10'''			,     5   )

       skip_list.insert('''Key7'''			,     7   )
       skip_list.insert('''Key5'''			,     5   )
       skip_list.insert('''Key10'''			,     10   )

       _lowerCamelCase				:  Union[str, Any]						=		skip_list.head
       _lowerCamelCase				:  List[str]						=		{}
       while node.level != 0:
              _lowerCamelCase				:  Tuple						=		node.forward[0]
              _lowerCamelCase				:  Optional[Any]						=		node.value

       if len(lowercase_   ) != 4:
              print()
       assert len(lowercase_   ) == 4
       assert all_values["Key1"] == 12
       assert all_values["Key7"] == 7
       assert all_values["Key5"] == 5
       assert all_values["Key10"] == 10




def  __UpperCAmelCase(   ):
       _lowerCamelCase				:  List[Any]						=		SkipList()
       assert skip_list.find('''Some key'''   ) is None




def  __UpperCAmelCase(   ):
       _lowerCamelCase				:  List[Any]						=		SkipList()

       skip_list.insert('''Key2'''			,     20   )
       assert skip_list.find('''Key2'''   ) == 20

       skip_list.insert('''Some Key'''			,     10   )
       skip_list.insert('''Key2'''			,     8   )
       skip_list.insert('''V'''			,     13   )

       assert skip_list.find('''Y'''   ) is None
       assert skip_list.find('''Key2'''   ) == 8
       assert skip_list.find('''Some Key'''   ) == 10
       assert skip_list.find('''V'''   ) == 13




def  __UpperCAmelCase(   ):
       _lowerCamelCase				:  int						=		SkipList()
       skip_list.delete('''Some key'''   )

       assert len(skip_list.head.forward   ) == 0




def  __UpperCAmelCase(   ):
       _lowerCamelCase				:  Tuple						=		SkipList()

       skip_list.insert('''Key1'''			,     12   )
       skip_list.insert('''V'''			,     13   )
       skip_list.insert('''X'''			,     14   )
       skip_list.insert('''Key2'''			,     15   )

       skip_list.delete('''V'''   )
       skip_list.delete('''Key2'''   )

       assert skip_list.find('''V'''   ) is None
       assert skip_list.find('''Key2'''   ) is None




def  __UpperCAmelCase(   ):
       _lowerCamelCase				:  Optional[Any]						=		SkipList()

       skip_list.insert('''Key1'''			,     12   )
       skip_list.insert('''V'''			,     13   )
       skip_list.insert('''X'''			,     14   )
       skip_list.insert('''Key2'''			,     15   )

       skip_list.delete('''V'''   )
       assert skip_list.find('''V'''   ) is None
       assert skip_list.find('''X'''   ) == 14
       assert skip_list.find('''Key1'''   ) == 12
       assert skip_list.find('''Key2'''   ) == 15

       skip_list.delete('''X'''   )
       assert skip_list.find('''V'''   ) is None
       assert skip_list.find('''X'''   ) is None
       assert skip_list.find('''Key1'''   ) == 12
       assert skip_list.find('''Key2'''   ) == 15

       skip_list.delete('''Key1'''   )
       assert skip_list.find('''V'''   ) is None
       assert skip_list.find('''X'''   ) is None
       assert skip_list.find('''Key1'''   ) is None
       assert skip_list.find('''Key2'''   ) == 15

       skip_list.delete('''Key2'''   )
       assert skip_list.find('''V'''   ) is None
       assert skip_list.find('''X'''   ) is None
       assert skip_list.find('''Key1'''   ) is None
       assert skip_list.find('''Key2'''   ) is None




def  __UpperCAmelCase(   ):
       _lowerCamelCase				:  Any						=		SkipList()

       skip_list.insert('''Key1'''			,     12   )
       skip_list.insert('''V'''			,     13   )
       skip_list.insert('''X'''			,     1_42   )
       skip_list.insert('''Key2'''			,     15   )

       skip_list.delete('''X'''   )

       def traverse_keys(lowercase_   ):
              yield node.key
              for forward_node in node.forward:
                     yield from traverse_keys(lowercase_   )

       assert len(set(traverse_keys(skip_list.head   )   )   ) == 4




def  __UpperCAmelCase(   ):
       def is_sorted(lowercase_   ):
              return all(next_item >= item for item, next_item in zip(lowercase_			,     lst[1:]   )   )

       _lowerCamelCase				:  Tuple						=		SkipList()
       for i in range(10   ):
              skip_list.insert(lowercase_			,     lowercase_   )
       assert is_sorted(list(lowercase_   )   )
       skip_list.delete(5   )
       skip_list.delete(8   )
       skip_list.delete(2   )
       assert is_sorted(list(lowercase_   )   )
       skip_list.insert(-12			,     -12   )
       skip_list.insert(77			,     77   )
       assert is_sorted(list(lowercase_   )   )




def  __UpperCAmelCase(   ):
       for _ in range(1_00   ):
              # Repeat test 100 times due to the probabilistic nature of skip list
              # random values == random bugs
              test_insert()
              test_insert_overrides_existing_value()

              test_searching_empty_list_returns_none()
              test_search()

              test_deleting_item_from_empty_list_do_nothing()
              test_deleted_items_are_not_founded_by_find_method()
              test_delete_removes_only_given_key()
              test_delete_doesnt_leave_dead_nodes()

              test_iter_always_yields_sorted_values()




def  __UpperCAmelCase(   ):
       _lowerCamelCase				:  Optional[Any]						=		SkipList()
       skip_list.insert(2			,     '''2'''   )
       skip_list.insert(4			,     '''4'''   )
       skip_list.insert(6			,     '''4'''   )
       skip_list.insert(4			,     '''5'''   )
       skip_list.insert(8			,     '''4'''   )
       skip_list.insert(9			,     '''4'''   )

       skip_list.delete(4   )

       print(lowercase_   )


if __name__ == "__main__":
       import doctest

       doctest.testmod()
       main()








from ...configuration_utils import PretrainedConfig
from ...utils import logging


_lowerCamelCase      							=   logging.get_logger(__name__)

_lowerCamelCase      							=   {
    'sayakpaul/vit-msn-base': 'https://huggingface.co/sayakpaul/vit-msn-base/resolve/main/config.json',
    # See all ViT MSN models at https://huggingface.co/models?filter=vit_msn
}







class       __A							(   lowerCamelCase__	):




      """simple docstring"""







      UpperCAmelCase__							=   """vit_msn"""


      def __init__(		self   ,				a__=768   ,				a__=12   ,				a__=12   ,				a__=3072   ,				a__="gelu"   ,				a__=0.0   ,				a__=0.0   ,				a__=0.02   ,				a__=1e-06   ,				a__=224   ,				a__=16   ,				a__=3   ,				a__=True   ,				**a__   ,				):



             """simple docstring"""





             super().__init__(**a__)

             _lowerCamelCase				:  Tuple						=		hidden_size
             _lowerCamelCase				:  str						=		num_hidden_layers
             _lowerCamelCase				:  int						=		num_attention_heads
             _lowerCamelCase				:  Optional[int]						=		intermediate_size
             _lowerCamelCase				:  Union[str, Any]						=		hidden_act
             _lowerCamelCase				:  str						=		hidden_dropout_prob
             _lowerCamelCase				:  List[Any]						=		attention_probs_dropout_prob
             _lowerCamelCase				:  Optional[int]						=		initializer_range
             _lowerCamelCase				:  Optional[Any]						=		layer_norm_eps
             _lowerCamelCase				:  Dict						=		image_size
             _lowerCamelCase				:  Tuple						=		patch_size
             _lowerCamelCase				:  List[str]						=		num_channels
             _lowerCamelCase				:  Optional[int]						=		qkv_bias

