


"""simple docstring"""

from __future__ import annotations

from collections.abc import Iterator
from typing import Any





class    lowerCamelCase__						:
      def __init__(		self	:	List[Any]      ,       A_	:	Any							):






       '''simple docstring'''


       __lowercase									=	data
       __lowercase									=	None






class    lowerCamelCase__						:
      def __init__(		self	:	Tuple							):






       '''simple docstring'''


       __lowercase									=	None
       __lowercase									=	None
      def __iter__(		self	:	Tuple							):






       '''simple docstring'''


       __lowercase									=	self.head
       while self.head:
        yield node.data
        __lowercase									=	node.next
        if node == self.head:
         break
      def __len__(		self	:	int							):






       '''simple docstring'''


       return sum(1 for _ in self							)
      def __repr__(		self	:	Optional[int]							):






       '''simple docstring'''


       return "->".join(str(A_							) for item in iter(self							)							)
      def SCREAMING_SNAKE_CASE_	(		self	:	Optional[int]      ,       A_	:	Any							):






       '''simple docstring'''


       self.insert_nth(len(self							)      ,       A_							)
      def SCREAMING_SNAKE_CASE_	(		self	:	int      ,       A_	:	Any							):






       '''simple docstring'''


       self.insert_nth(0      ,       A_							)
      def SCREAMING_SNAKE_CASE_	(		self	:	Dict      ,       A_	:	int      ,       A_	:	Any							):






       '''simple docstring'''


       if index < 0 or index > len(self							):
        raise IndexError("""list index out of range."""							)
       __lowercase									=	Node(A_							)
       if self.head is None:
        __lowercase									=	new_node  # first node points itself
        __lowercase									=	__lowercase									=	new_node
       elif index == 0:  # insert at head
        __lowercase									=	self.head
        __lowercase									=	__lowercase									=	new_node
       else:
        __lowercase									=	self.head
        for _ in range(index - 1							):
         __lowercase									=	temp.next
        __lowercase									=	temp.next
        __lowercase									=	new_node
        if index == len(self							) - 1:  # insert at tail
         __lowercase									=	new_node
      def SCREAMING_SNAKE_CASE_	(		self	:	Tuple							):






       '''simple docstring'''


       return self.delete_nth(0							)
      def SCREAMING_SNAKE_CASE_	(		self	:	Optional[Any]							):






       '''simple docstring'''


       return self.delete_nth(len(self							) - 1							)
      def SCREAMING_SNAKE_CASE_	(		self	:	Optional[Any]      ,       A_	:	int = 0							):






       '''simple docstring'''


       if not 0 <= index < len(self							):
        raise IndexError("""list index out of range."""							)
       __lowercase									=	self.head
       if self.head == self.tail:  # just one node
        __lowercase									=	__lowercase									=	None
       elif index == 0:  # delete head node
        __lowercase									=	self.tail.next.next
        __lowercase									=	self.head.next
       else:
        __lowercase									=	self.head
        for _ in range(index - 1							):
         __lowercase									=	temp.next
        __lowercase									=	temp.next
        __lowercase									=	temp.next.next
        if index == len(self							) - 1:  # delete at tail
         __lowercase									=	temp
       return delete_node.data






      def SCREAMING_SNAKE_CASE_	(		self	:	List[str]							):






       '''simple docstring'''


       return len(self							) == 0






def lowerCAmelCase_      (				):






 """simple docstring"""







 __lowercase									=	CircularLinkedList()
 assert len(UpperCamelCase__ ) == 0
 assert circular_linked_list.is_empty() is True
 assert str(UpperCamelCase__ ) == ""

 try:
  circular_linked_list.delete_front()
  raise AssertionError  # This should not happen
 except IndexError:
  assert True  # This should happen

 try:
  circular_linked_list.delete_tail()
  raise AssertionError  # This should not happen
 except IndexError:
  assert True  # This should happen

 try:
  circular_linked_list.delete_nth(-1 )
  raise AssertionError
 except IndexError:
  assert True

 try:
  circular_linked_list.delete_nth(0 )
  raise AssertionError
 except IndexError:
  assert True

 assert circular_linked_list.is_empty() is True
 for i in range(5 ):
  assert len(UpperCamelCase__ ) == i
  circular_linked_list.insert_nth(UpperCamelCase__				,   i + 1 )
 assert str(UpperCamelCase__ ) == "->".join(str(UpperCamelCase__ ) for i in range(1				,   6 ) )

 circular_linked_list.insert_tail(6 )
 assert str(UpperCamelCase__ ) == "->".join(str(UpperCamelCase__ ) for i in range(1				,   7 ) )
 circular_linked_list.insert_head(0 )
 assert str(UpperCamelCase__ ) == "->".join(str(UpperCamelCase__ ) for i in range(0				,   7 ) )

 assert circular_linked_list.delete_front() == 0
 assert circular_linked_list.delete_tail() == 6
 assert str(UpperCamelCase__ ) == "->".join(str(UpperCamelCase__ ) for i in range(1				,   6 ) )
 assert circular_linked_list.delete_nth(2 ) == 3

 circular_linked_list.insert_nth(2				,   3 )
 assert str(UpperCamelCase__ ) == "->".join(str(UpperCamelCase__ ) for i in range(1				,   6 ) )

 assert circular_linked_list.is_empty() is False


if __name__ == "__main__":
       import doctest

       doctest.testmod()




"""simple docstring"""

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


UpperCAmelCase__  							=logging.get_logger(__name__)

UpperCAmelCase__  							={
    "microsoft/swinv2-tiny-patch4-window8-256": (
        "https://huggingface.co/microsoft/swinv2-tiny-patch4-window8-256/resolve/main/config.json"
    ),
}





class    lowerCamelCase__						(		_a    ):
      a :     List[Any]											=		"""swinv2"""

      a :     Any											=		{
          """num_attention_heads""": """num_heads""",
          """num_hidden_layers""": """num_layers""",
      }
      def __init__(		self	:	List[str]      ,       A_	:	Any=2_2_4      ,       A_	:	int=4      ,       A_	:	Optional[int]=3      ,       A_	:	List[Any]=9_6      ,       A_	:	List[Any]=[2, 2, 6, 2]      ,       A_	:	List[str]=[3, 6, 1_2, 2_4]      ,       A_	:	Union[str, Any]=7      ,       A_	:	int=4.0      ,       A_	:	List[str]=True      ,       A_	:	str=0.0      ,       A_	:	Any=0.0      ,       A_	:	Union[str, Any]=0.1      ,       A_	:	Optional[Any]="gelu"      ,       A_	:	int=False      ,       A_	:	List[Any]=0.02      ,       A_	:	Tuple=1e-5      ,       A_	:	Tuple=3_2      ,       **A_	:	int      ,       ):






       '''simple docstring'''


       super().__init__(**A_							)

       __lowercase									=	image_size
       __lowercase									=	patch_size
       __lowercase									=	num_channels
       __lowercase									=	embed_dim
       __lowercase									=	depths
       __lowercase									=	len(A_							)
       __lowercase									=	num_heads
       __lowercase									=	window_size
       __lowercase									=	mlp_ratio
       __lowercase									=	qkv_bias
       __lowercase									=	hidden_dropout_prob
       __lowercase									=	attention_probs_dropout_prob
       __lowercase									=	drop_path_rate
       __lowercase									=	hidden_act
       __lowercase									=	use_absolute_embeddings
       __lowercase									=	layer_norm_eps
       __lowercase									=	initializer_range
       __lowercase									=	encoder_stride
       # we set the hidden_size attribute in order to make Swinv2 work with VisionEncoderDecoderModel
       # this indicates the channel dimension after the last stage of the model
       __lowercase									=	int(embed_dim * 2 ** (len(A_							) - 1)							)
       __lowercase									=	(0, 0, 0, 0)
