code: 
  
  
  
  
  
  '''simple docstring'''
  
  
  
  
  class 							__snake_case    :
  
  
  
  
  
  	def __init__(		self			,					UpperCamelCase_		)			->		Dict:
  		snake_case__  					=      data
  		snake_case__  					=      None
  		snake_case__  					=      None
  
  
  
  
  
  	def __str__(		self		)			->		Optional[int]:
  		return F'''{self.data}'''
  
  
  
  
  
  
  class 							__snake_case    :
  
  
  
  
  
  	def __init__(		self		)			->		Optional[int]:
  		snake_case__  					=      None
  		snake_case__  					=      None
  
  
  
  
  
  	def __iter__(		self		)			->		List[Any]:
  		snake_case__  					=      self.head
  		while node:
  			yield node.data
  			snake_case__  					=      node.next
  
  
  
  
  
  	def __str__(		self		)			->		Optional[int]:
  		return "->".join([str(UpperCamelCase_		) for item in self]		)
  
  
  
  
  
  	def __len__(		self		)			->		List[str]:
  		return sum(1 for _ in self		)
  
  
  
  
  
  	def      _snake_case      (		self			,					UpperCamelCase_		)			->		Any:
  		self.insert_at_nth(0			,					UpperCamelCase_		)
  
  
  
  
  
  	def      _snake_case      (		self			,					UpperCamelCase_		)			->		Tuple:
  		self.insert_at_nth(len(self		)			,					UpperCamelCase_		)
  
  
  
  
  
  	def      _snake_case      (		self			,					UpperCamelCase_			,					UpperCamelCase_		)			->		Optional[Any]:
  		snake_case__  					=      len(self		)
  
  		if not 0 <= index <= length:
  			raise IndexError('list index out of range'		)
  		snake_case__  					=      Node(UpperCamelCase_		)
  		if self.head is None:
  			snake_case__  					=      snake_case__  					=      new_node
  		elif index == 0:
  			snake_case__  					=      new_node
  			snake_case__  					=      self.head
  			snake_case__  					=      new_node
  		elif index == length:
  			snake_case__  					=      new_node
  			snake_case__  					=      self.tail
  			snake_case__  					=      new_node
  		else:
  			snake_case__  					=      self.head
  			for _ in range(0			,					UpperCamelCase_		):
  				snake_case__  					=      temp.next
  			snake_case__  					=      new_node
  			snake_case__  					=      temp.previous
  			snake_case__  					=      temp
  			snake_case__  					=      new_node
  
  
  
  
  
  	def      _snake_case      (		self		)			->		int:
  		return self.delete_at_nth(0		)
  
  
  
  
  
  	def      _snake_case      (		self		)			->		List[Any]:
  		return self.delete_at_nth(len(self		) - 1		)
  
  
  
  
  
  	def      _snake_case      (		self			,					UpperCamelCase_		)			->		Optional[Any]:
  		snake_case__  					=      len(self		)
  
  		if not 0 <= index <= length - 1:
  			raise IndexError('list index out of range'		)
  		snake_case__  					=      self.head  # default first node
  		if length == 1:
  			snake_case__  					=      snake_case__  					=      None
  		elif index == 0:
  			snake_case__  					=      self.head.next
  			snake_case__  					=      None
  		elif index == length - 1:
  			snake_case__  					=      self.tail
  			snake_case__  					=      self.tail.previous
  			snake_case__  					=      None
  		else:
  			snake_case__  					=      self.head
  			for _ in range(0			,					UpperCamelCase_		):
  				snake_case__  					=      temp.next
  			snake_case__  					=      temp
  			snake_case__  					=      temp.previous
  			snake_case__  					=      temp.next
  		return delete_node.data
  
  
  
  
  
  	def      _snake_case      (		self			,					UpperCamelCase_		)			->		str:
  		snake_case__  					=      self.head
  
  		while current.data != data:  # Find the position to delete
  			if current.next:
  				snake_case__  					=      current.next
  			else:  # We have reached the end an no value matches
  				raise ValueError('No data matching given value'		)
  
  		if current == self.head:
  			self.delete_head()
  
  		elif current == self.tail:
  			self.delete_tail()
  
  		else:  # Before: 1 <--> 2(current) <--> 3
  			snake_case__  					=      current.next  # 1 --> 3
  			snake_case__  					=      current.previous  # 1 <--> 3
  		return data
  
  
  
  
  
  	def      _snake_case      (		self		)			->		Optional[int]:
  		return len(self		) == 0
  
  
  
  
  
  def 	__lowerCamelCase (  )      ->None:
  	snake_case__  					=      DoublyLinkedList()
  	assert linked_list.is_empty() is True
  	assert str(UpperCAmelCase_       ) == ""
  
  	try:
  		linked_list.delete_head()
  		raise AssertionError  # This should not happen.
  	except IndexError:
  		assert True  # This should happen.
  
  	try:
  		linked_list.delete_tail()
  		raise AssertionError  # This should not happen.
  	except IndexError:
  		assert True  # This should happen.
  
  	for i in range(10       ):
  		assert len(UpperCAmelCase_       ) == i
  		linked_list.insert_at_nth(UpperCAmelCase_				,							i + 1       )
  	assert str(UpperCAmelCase_       ) == "->".join(str(UpperCAmelCase_       ) for i in range(1				,							11       )       )
  
  	linked_list.insert_at_head(0       )
  	linked_list.insert_at_tail(11       )
  	assert str(UpperCAmelCase_       ) == "->".join(str(UpperCAmelCase_       ) for i in range(0				,							12       )       )
  
  	assert linked_list.delete_head() == 0
  	assert linked_list.delete_at_nth(9       ) == 10
  	assert linked_list.delete_tail() == 11
  	assert len(UpperCAmelCase_       ) == 9
  	assert str(UpperCAmelCase_       ) == "->".join(str(UpperCAmelCase_       ) for i in range(1				,							10       )       )
  
  
  if __name__ == "__main__":
  			from doctest import testmod
  
  			testmod()
  
  
  
  
style_context: 
  
  
  
  
  
  '''simple docstring'''
  
  
  
  
  from collections import OrderedDict
  from typing import Mapping
  
  from packaging import version
  
  from ...configuration_utils import PretrainedConfig
  from ...onnx import OnnxConfig
  from ...utils import logging
  
  
  a__				: Dict									=    logging.get_logger(__name__)
  
  a__				: Tuple									=    {
      '''apple/mobilevitv2-1.0''': '''https://huggingface.co/apple/mobilevitv2-1.0/resolve/main/config.json''',
  }
  
  
  
  
  
  
  class 							__snake_case    (				__magic_name__       ):
  	__lowerCAmelCase						=     '''mobilevitv2'''
  
  
  
  
  
  	def __init__(		self			,					UpperCamelCase_=3			,					UpperCamelCase_=256			,					UpperCamelCase_=2			,					UpperCamelCase_=2.0			,					UpperCamelCase_="swish"			,					UpperCamelCase_=3			,					UpperCamelCase_=32			,					UpperCamelCase_=0.1			,					UpperCamelCase_=0.0_2			,					UpperCamelCase_=1E-5			,					UpperCamelCase_=512			,					UpperCamelCase_=[6, 12, 18]			,					UpperCamelCase_=0.1			,					UpperCamelCase_=255			,					UpperCamelCase_=[2, 4, 3]			,					UpperCamelCase_=[128, 192, 256]			,					UpperCamelCase_=1.0			,					UpperCamelCase_=2			,					UpperCamelCase_=0.0			,					UpperCamelCase_=0.0			,					**UpperCamelCase_			,					)			->		Union[str, Any]:
  		super().__init__(**UpperCamelCase_		)
  
  		snake_case__  					=      num_channels
  		snake_case__  					=      image_size
  		snake_case__  					=      patch_size
  		snake_case__  					=      expand_ratio
  		snake_case__  					=      hidden_act
  		snake_case__  					=      conv_kernel_size
  		snake_case__  					=      output_stride
  		snake_case__  					=      initializer_range
  		snake_case__  					=      layer_norm_eps
  		snake_case__  					=      n_attn_blocks
  		snake_case__  					=      base_attn_unit_dims
  		snake_case__  					=      width_multiplier
  		snake_case__  					=      ffn_multiplier
  		snake_case__  					=      ffn_dropout
  		snake_case__  					=      attn_dropout
  		snake_case__  					=      classifier_dropout_prob
  
  		# decode head attributes for semantic segmentation
  		snake_case__  					=      aspp_out_channels
  		snake_case__  					=      atrous_rates
  		snake_case__  					=      aspp_dropout_prob
  		snake_case__  					=      semantic_loss_ignore_index
  
  
  
  
  
  
  class 							__snake_case    (				__magic_name__       ):
  	__lowerCAmelCase						=     version.parse('''1.11'''       )
  
  
  
  
  
  	@property
  	def      _snake_case      (		self		)			->		Mapping[str, Mapping[int, str]]:
  		return OrderedDict([('pixel_values', {0: 'batch', 1: 'num_channels', 2: 'height', 3: 'width'})]		)
  
  
  
  
  
  	@property
  	def      _snake_case      (		self		)			->		Mapping[str, Mapping[int, str]]:
  		if self.task == "image-classification":
  			return OrderedDict([('logits', {0: 'batch'})]		)
  		else:
  			return OrderedDict([('last_hidden_state', {0: 'batch'}), ('pooler_output', {0: 'batch'})]		)
  
  
  
  
  
  	@property
  	def      _snake_case      (		self		)			->		float:
  		return 1E-4
  
  
  
  