



'''simple docstring'''




from typing import Any






class 						_UpperCamelCase  :


			'''simple docstring'''

			def __init__(							self     : int							,     lowerCAmelCase__     : Any						):





					"""simple docstring"""






					__SCREAMING_SNAKE_CASE       :		Optional[Any]           =		data
					__SCREAMING_SNAKE_CASE       :		int           =		None



			def __repr__(							self     : Any						):





					"""simple docstring"""






					return F"Node({self.data})"






class 						_UpperCamelCase  :


			'''simple docstring'''

			def __init__(							self     : Dict						):





					"""simple docstring"""






					__SCREAMING_SNAKE_CASE       :		int           =		None

			def __iter__(							self     : Optional[int]						):





					"""simple docstring"""






					__SCREAMING_SNAKE_CASE       :		Union[str, Any]           =		self.head
					while node:
							yield node.data
							__SCREAMING_SNAKE_CASE       :		Union[str, Any]           =		node.next

			def __len__(							self     : Tuple						):





					"""simple docstring"""






					return sum(1 for _ in self						)

			def __repr__(							self     : Any						):





					"""simple docstring"""






					return "->".join([str(lowerCAmelCase__						) for item in self]						)

			def __getitem__(							self     : List[str]							,     lowerCAmelCase__     : int						):





					"""simple docstring"""






					if not 0 <= index < len(self						):
							raise ValueError("""list index out of range."""						)
					for i, node in enumerate(self						):
							if i == index:
									return node
					return None

			def __setitem__(							self     : str							,     lowerCAmelCase__     : int							,     lowerCAmelCase__     : Any						):





					"""simple docstring"""






					if not 0 <= index < len(self						):
							raise ValueError("""list index out of range."""						)
					__SCREAMING_SNAKE_CASE       :		Tuple           =		self.head
					for _ in range(lowerCAmelCase__						):
							__SCREAMING_SNAKE_CASE       :		Union[str, Any]           =		current.next
					__SCREAMING_SNAKE_CASE       :		Tuple           =		data

			def UpperCamelCase__					(							self     : Union[str, Any]							,     lowerCAmelCase__     : Any						):





					"""simple docstring"""






					self.insert_nth(len(self						)							,     lowerCAmelCase__						)

			def UpperCamelCase__					(							self     : Any							,     lowerCAmelCase__     : Any						):





					"""simple docstring"""






					self.insert_nth(0							,     lowerCAmelCase__						)

			def UpperCamelCase__					(							self     : Dict							,     lowerCAmelCase__     : int							,     lowerCAmelCase__     : Any						):





					"""simple docstring"""






					if not 0 <= index <= len(self						):
							raise IndexError("""list index out of range"""						)
					__SCREAMING_SNAKE_CASE       :		List[str]           =		Node(lowerCAmelCase__						)
					if self.head is None:
							__SCREAMING_SNAKE_CASE       :		Optional[Any]           =		new_node
					elif index == 0:
							__SCREAMING_SNAKE_CASE       :		Tuple           =		self.head  # link new_node to head
							__SCREAMING_SNAKE_CASE       :		str           =		new_node
					else:
							__SCREAMING_SNAKE_CASE       :		str           =		self.head
							for _ in range(index - 1						):
									__SCREAMING_SNAKE_CASE       :		Union[str, Any]           =		temp.next
							__SCREAMING_SNAKE_CASE       :		List[Any]           =		temp.next
							__SCREAMING_SNAKE_CASE       :		Dict           =		new_node

			def UpperCamelCase__					(							self     : int						):  # print every node data





					"""simple docstring"""






					print(self						)

			def UpperCamelCase__					(							self     : Optional[int]						):





					"""simple docstring"""






					return self.delete_nth(0						)

			def UpperCamelCase__					(							self     : Any						):  # delete from tail





					"""simple docstring"""






					return self.delete_nth(len(self						) - 1						)

			def UpperCamelCase__					(							self     : str							,     lowerCAmelCase__     : int = 0						):





					"""simple docstring"""






					if not 0 <= index <= len(self						) - 1:  # test if index is valid
							raise IndexError("""List index out of range."""						)
					__SCREAMING_SNAKE_CASE       :		Dict           =		self.head  # default first node
					if index == 0:
							__SCREAMING_SNAKE_CASE       :		Union[str, Any]           =		self.head.next
					else:
							__SCREAMING_SNAKE_CASE       :		int           =		self.head
							for _ in range(index - 1						):
									__SCREAMING_SNAKE_CASE       :		List[str]           =		temp.next
							__SCREAMING_SNAKE_CASE       :		int           =		temp.next
							__SCREAMING_SNAKE_CASE       :		Optional[Any]           =		temp.next.next
					return delete_node.data

			def UpperCamelCase__					(							self     : Tuple						):





					"""simple docstring"""






					return self.head is None



			def UpperCamelCase__					(							self     : str						):





					"""simple docstring"""






					__SCREAMING_SNAKE_CASE       :		List[str]           =		None
					__SCREAMING_SNAKE_CASE       :		Tuple           =		self.head

					while current:
							# Store the current node's next node.
							__SCREAMING_SNAKE_CASE       :		Optional[int]           =		current.next
							# Make the current node's next point backwards
							__SCREAMING_SNAKE_CASE       :		Optional[Any]           =		prev
							# Make the previous node be the current node
							__SCREAMING_SNAKE_CASE       :		List[Any]           =		current
							# Make the current node the next node (to progress iteration)
							__SCREAMING_SNAKE_CASE       :		Tuple           =		next_node
					# Return prev in order to put the head at the end
					__SCREAMING_SNAKE_CASE       :		Any           =		prev


def 				lowerCAmelCase_   (	):
		__SCREAMING_SNAKE_CASE       :		Union[str, Any]           =		LinkedList()
		assert linked_list.is_empty() is True
		assert str(_lowerCamelCase					) == ""

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

		linked_list.insert_head(0					)
		linked_list.insert_tail(11					)
		assert str(_lowerCamelCase					) == "->".join(str(_lowerCamelCase					) for i in range(0       ,      12					)					)

		assert linked_list.delete_head() == 0
		assert linked_list.delete_nth(9					) == 10
		assert linked_list.delete_tail() == 11
		assert len(_lowerCamelCase					) == 9
		assert str(_lowerCamelCase					) == "->".join(str(_lowerCamelCase					) for i in range(1       ,      10					)					)

		assert all(linked_list[i] == i + 1 for i in range(0       ,      9					)					) is True

		for i in range(0       ,      9					):
				__SCREAMING_SNAKE_CASE       :		List[Any]           =		-i
		assert all(linked_list[i] == -i for i in range(0       ,      9					)					) is True

		linked_list.reverse()
		assert str(_lowerCamelCase					) == "->".join(str(_lowerCamelCase					) for i in range(-8       ,      1					)					)


def 				lowerCAmelCase_   (	):
		__SCREAMING_SNAKE_CASE       :		str           =		[
		    -9,
		    1_00,
		    Node(77_34_51_12					),
		    """dlrow olleH""",
		    7,
		    55_55,
		    0,
		    -1_92.5_55_55,
		    """Hello, world!""",
		    77.9,
		    Node(10					),
		    None,
		    None,
		    12.20,
		]
		__SCREAMING_SNAKE_CASE       :		Any           =		LinkedList()

		for i in test_input:
				linked_list.insert_tail(_lowerCamelCase					)

		# Check if it's empty or not
		assert linked_list.is_empty() is False
		assert (
		    str(_lowerCamelCase					) == "-9->100->Node(77345112)->dlrow olleH->7->5555->0->"
		    "-192.55555->Hello, world!->77.9->Node(10)->None->None->12.2"
		)

		# Delete the head
		__SCREAMING_SNAKE_CASE       :		Optional[Any]           =		linked_list.delete_head()
		assert result == -9
		assert (
		    str(_lowerCamelCase					) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
		    "Hello, world!->77.9->Node(10)->None->None->12.2"
		)

		# Delete the tail
		__SCREAMING_SNAKE_CASE       :		Tuple           =		linked_list.delete_tail()
		assert result == 12.2
		assert (
		    str(_lowerCamelCase					) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
		    "Hello, world!->77.9->Node(10)->None->None"
		)

		# Delete a node in specific location in linked list
		__SCREAMING_SNAKE_CASE       :		Any           =		linked_list.delete_nth(10					)
		assert result is None
		assert (
		    str(_lowerCamelCase					) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
		    "Hello, world!->77.9->Node(10)->None"
		)

		# Add a Node instance to its head
		linked_list.insert_head(Node("""Hello again, world!"""					)					)
		assert (
		    str(_lowerCamelCase					)
		    == "Node(Hello again, world!)->100->Node(77345112)->dlrow olleH->"
		    "7->5555->0->-192.55555->Hello, world!->77.9->Node(10)->None"
		)

		# Add None to its tail
		linked_list.insert_tail(_lowerCamelCase					)
		assert (
		    str(_lowerCamelCase					)
		    == "Node(Hello again, world!)->100->Node(77345112)->dlrow olleH->"
		    "7->5555->0->-192.55555->Hello, world!->77.9->Node(10)->None->None"
		)

		# Reverse the linked list
		linked_list.reverse()
		assert (
		    str(_lowerCamelCase					)
		    == "None->None->Node(10)->77.9->Hello, world!->-192.55555->0->5555->"
		    "7->dlrow olleH->Node(77345112)->100->Node(Hello again, world!)"
		)


def 				lowerCAmelCase_   (	):
		from doctest import testmod

		testmod()

		__SCREAMING_SNAKE_CASE       :		List[Any]           =		LinkedList()
		linked_list.insert_head(input("""Inserting 1st at head """					).strip()					)
		linked_list.insert_head(input("""Inserting 2nd at head """					).strip()					)
		print("""\nPrint list:"""					)
		linked_list.print_list()
		linked_list.insert_tail(input("""\nInserting 1st at tail """					).strip()					)
		linked_list.insert_tail(input("""Inserting 2nd at tail """					).strip()					)
		print("""\nPrint list:"""					)
		linked_list.print_list()
		print("""\nDelete head"""					)
		linked_list.delete_head()
		print("""Delete tail"""					)
		linked_list.delete_tail()
		print("""\nPrint list:"""					)
		linked_list.print_list()
		print("""\nReverse linked list"""					)
		linked_list.reverse()
		print("""\nPrint list:"""					)
		linked_list.print_list()
		print("""\nString representation of linked list:"""					)
		print(_lowerCamelCase					)
		print("""\nReading/changing Node data using indexing:"""					)
		print(F"Element at Position 1: {linked_list[1]}"					)
		__SCREAMING_SNAKE_CASE       :		Dict           =		input("""Enter New Value: """					).strip()
		print("""New list:"""					)
		print(_lowerCamelCase					)
		print(F"length of linked_list is : {len(_lowerCamelCase					)}"					)


if __name__ == "__main__":
						main()




'''simple docstring'''




from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


UpperCamelCase__       :	Any    = {
    '''configuration_instructblip''': [
        '''INSTRUCTBLIP_PRETRAINED_CONFIG_ARCHIVE_MAP''',
        '''InstructBlipConfig''',
        '''InstructBlipQFormerConfig''',
        '''InstructBlipVisionConfig''',
    ],
    '''processing_instructblip''': ['''InstructBlipProcessor'''],
}

try:
						if not is_torch_available():
												raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
						pass
else:
						UpperCamelCase__       :	Optional[Any]    = [
						    '''INSTRUCTBLIP_PRETRAINED_MODEL_ARCHIVE_LIST''',
						    '''InstructBlipQFormerModel''',
						    '''InstructBlipPreTrainedModel''',
						    '''InstructBlipForConditionalGeneration''',
						    '''InstructBlipVisionModel''',
						]

if TYPE_CHECKING:
						from .configuration_instructblip import (
						    INSTRUCTBLIP_PRETRAINED_CONFIG_ARCHIVE_MAP,
						    InstructBlipConfig,
						    InstructBlipQFormerConfig,
						    InstructBlipVisionConfig,
						)
						from .processing_instructblip import InstructBlipProcessor

						try:
												if not is_torch_available():
																		raise OptionalDependencyNotAvailable()
						except OptionalDependencyNotAvailable:
												pass
						else:
												from .modeling_instructblip import (
												    INSTRUCTBLIP_PRETRAINED_MODEL_ARCHIVE_LIST,
												    InstructBlipForConditionalGeneration,
												    InstructBlipPreTrainedModel,
												    InstructBlipQFormerModel,
												    InstructBlipVisionModel,
												)

else:
						import sys

						UpperCamelCase__       :	str    = _LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)