"""simple docstring"""






class   UpperCAmelCase__				:


	"""simple docstring"""







	def __init__(			self       ,     _SCREAMING_SNAKE_CASE )    ->	int:
							a_							:			str     		=					data
							a_							:			List[str]     		=					None
							a_							:			int     		=					None







	def __str__(			self )    ->	str:
							return f'''{self.data}'''




class   UpperCAmelCase__				:


	"""simple docstring"""







	def __init__(			self )    ->	Optional[Any]:
							a_							:			Optional[int]     		=					None
							a_							:			List[Any]     		=					None







	def __iter__(			self )    ->	Optional[Any]:
							a_							:			Dict     		=					self.head
							while node:
													yield node.data
													a_							:			Tuple     		=					node.next







	def __str__(			self )    ->	str:
							return "->".join([str(_SCREAMING_SNAKE_CASE ) for item in self] )







	def __len__(			self )    ->	Dict:
							return sum(1 for _ in self )







	def       A    (			self       ,     _SCREAMING_SNAKE_CASE )    ->	List[Any]:
							self.insert_at_nth(0       ,     _SCREAMING_SNAKE_CASE )







	def       A    (			self       ,     _SCREAMING_SNAKE_CASE )    ->	Dict:
							self.insert_at_nth(len(self )       ,     _SCREAMING_SNAKE_CASE )







	def       A    (			self       ,     _SCREAMING_SNAKE_CASE       ,     _SCREAMING_SNAKE_CASE )    ->	Union[str, Any]:
							a_							:			int     		=					len(self )

							if not 0 <= index <= length:
													raise IndexError("list index out of range" )
							a_							:			Union[str, Any]     		=					Node(_SCREAMING_SNAKE_CASE )
							if self.head is None:
													a_							:			Dict     		=					new_node
							elif index == 0:
													a_							:			Optional[Any]     		=					new_node
													a_							:			Optional[Any]     		=					self.head
													a_							:			Any     		=					new_node
							elif index == length:
													a_							:			Dict     		=					new_node
													a_							:			Dict     		=					self.tail
													a_							:			List[Any]     		=					new_node
							else:
													a_							:			List[str]     		=					self.head
													for _ in range(0       ,     _SCREAMING_SNAKE_CASE ):
																			a_							:			Union[str, Any]     		=					temp.next
													a_							:			Tuple     		=					new_node
													a_							:			Any     		=					temp.previous
													a_							:			Optional[int]     		=					temp
													a_							:			Optional[Any]     		=					new_node







	def       A    (			self )    ->	Dict:
							return self.delete_at_nth(0 )







	def       A    (			self )    ->	Tuple:
							return self.delete_at_nth(len(self ) - 1 )







	def       A    (			self       ,     _SCREAMING_SNAKE_CASE )    ->	Dict:
							a_							:			Optional[Any]     		=					len(self )

							if not 0 <= index <= length - 1:
													raise IndexError("list index out of range" )
							a_							:			Union[str, Any]     		=					self.head  # default first node
							if length == 1:
													a_							:			Optional[Any]     		=					None
							elif index == 0:
													a_							:			Optional[Any]     		=					self.head.next
													a_							:			Dict     		=					None
							elif index == length - 1:
													a_							:			Dict     		=					self.tail
													a_							:			List[str]     		=					self.tail.previous
													a_							:			Union[str, Any]     		=					None
							else:
													a_							:			Dict     		=					self.head
													for _ in range(0       ,     _SCREAMING_SNAKE_CASE ):
																			a_							:			Union[str, Any]     		=					temp.next
													a_							:			int     		=					temp
													a_							:			Any     		=					temp.previous
													a_							:			Any     		=					temp.next
							return delete_node.data







	def       A    (			self       ,     _SCREAMING_SNAKE_CASE )    ->	str:
							a_							:			Optional[int]     		=					self.head

							while current.data != data:  # Find the position to delete
													if current.next:
																			a_							:			str     		=					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
													a_							:			Union[str, Any]     		=					current.next  # 1 --> 3
													a_							:			Optional[Any]     		=					current.previous  # 1 <--> 3
							return data







	def       A    (			self )    ->	Tuple:
							return len(self ) == 0




def  lowerCAmelCase_      ()				-> None:
						a_							:			Optional[Any]     		=					DoublyLinkedList()
						assert linked_list.is_empty() is True
						assert str(_SCREAMING_SNAKE_CASE  ) == ""

						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(_SCREAMING_SNAKE_CASE  ) == i
												linked_list.insert_at_nth(_SCREAMING_SNAKE_CASE		,			i + 1  )
						assert str(_SCREAMING_SNAKE_CASE  ) == "->".join(str(_SCREAMING_SNAKE_CASE  ) for i in range(1		,			11  )  )

						linked_list.insert_at_head(0  )
						linked_list.insert_at_tail(11  )
						assert str(_SCREAMING_SNAKE_CASE  ) == "->".join(str(_SCREAMING_SNAKE_CASE  ) 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(_SCREAMING_SNAKE_CASE  ) == 9
						assert str(_SCREAMING_SNAKE_CASE  ) == "->".join(str(_SCREAMING_SNAKE_CASE  ) for i in range(1		,			10  )  )


if __name__ == "__main__":
				from doctest import testmod

				testmod()





"""simple docstring"""






from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_torch_available,
)


UpperCamelCase     					=     {
    'configuration_bark': [
        'BARK_PRETRAINED_CONFIG_ARCHIVE_MAP',
        'BarkCoarseConfig',
        'BarkConfig',
        'BarkFineConfig',
        'BarkSemanticConfig',
    ],
    'processing_bark': ['BarkProcessor'],
}

try:
				if not is_torch_available():
								raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
				pass
else:
				UpperCamelCase     					=     [
				    'BARK_PRETRAINED_MODEL_ARCHIVE_LIST',
				    'BarkFineModel',
				    'BarkSemanticModel',
				    'BarkCoarseModel',
				    'BarkModel',
				    'BarkPreTrainedModel',
				    'BarkCausalModel',
				]

if TYPE_CHECKING:
				from .configuration_bark import (
				    BARK_PRETRAINED_CONFIG_ARCHIVE_MAP,
				    BarkCoarseConfig,
				    BarkConfig,
				    BarkFineConfig,
				    BarkSemanticConfig,
				)
				from .processing_bark import BarkProcessor

				try:
								if not is_torch_available():
												raise OptionalDependencyNotAvailable()
				except OptionalDependencyNotAvailable:
								pass
				else:
								from .modeling_bark import (
								    BARK_PRETRAINED_MODEL_ARCHIVE_LIST,
								    BarkCausalModel,
								    BarkCoarseModel,
								    BarkFineModel,
								    BarkModel,
								    BarkPreTrainedModel,
								    BarkSemanticModel,
								)

else:
				import sys

				UpperCamelCase     					=     _LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)




