





class        SCREAMING_SNAKE_CASE__					:





	'''simple docstring'''



	def __init__(  self     :   List[str]      ,  lowercase     :   int      ,  lowercase     :   List[Any]=None      ,  lowercase     :   List[Any]=None     ):


				'''simple docstring'''


				_snake_case          =      data
				_snake_case          =      previous
				_snake_case          =      next_node



	def __str__(  self     :   Tuple     ):


				'''simple docstring'''


				return f'''{self.data}'''



	def 			A							(  self     :   Tuple     ):


				'''simple docstring'''


				return self.data



	def 			A							(  self     :   List[str]     ):


				'''simple docstring'''


				return self.next





	def 			A							(  self     :   Dict     ):


				'''simple docstring'''


				return self.previous




class        SCREAMING_SNAKE_CASE__					:





	'''simple docstring'''



	def __init__(  self     :   List[str]      ,  lowercase     :   List[str]     ):


				'''simple docstring'''


				_snake_case          =      head



	def __iter__(  self     :   Optional[Any]     ):


				'''simple docstring'''


				return self





	def 			A							(  self     :   Optional[int]     ):


				'''simple docstring'''


				if not self.current:
							raise StopIteration
				else:
							_snake_case          =      self.current.get_data()
							_snake_case          =      self.current.get_next()
							return value




class        SCREAMING_SNAKE_CASE__					:





	'''simple docstring'''



	def __init__(  self     :   Tuple     ):


				'''simple docstring'''


				_snake_case          =      None  # First node in list
				_snake_case          =      None  # Last node in list



	def __str__(  self     :   Union[str, Any]     ):


				'''simple docstring'''


				_snake_case          =      self.head
				_snake_case          =      []
				while current is not None:
							nodes.append(current.get_data()     )
							_snake_case          =      current.get_next()
				return " ".join(str(a__     ) for node in nodes     )



	def __contains__(  self     :   Dict      ,  lowercase     :   int     ):


				'''simple docstring'''


				_snake_case          =      self.head
				while current:
							if current.get_data() == value:
										return True
							_snake_case          =      current.get_next()
				return False



	def __iter__(  self     :   int     ):


				'''simple docstring'''


				return LinkedListIterator(self.head     )



	def 			A							(  self     :   int     ):


				'''simple docstring'''


				if self.head:
							return self.head.get_data()
				return None



	def 			A							(  self     :   List[Any]     ):


				'''simple docstring'''


				if self.tail:
							return self.tail.get_data()
				return None



	def 			A							(  self     :   Union[str, Any]      ,  lowercase     :   Node     ):


				'''simple docstring'''


				if self.head is None:
							_snake_case          =      node
							_snake_case          =      node
				else:
							self.insert_before_node(self.head      ,  a__     )



	def 			A							(  self     :   int      ,  lowercase     :   Node     ):


				'''simple docstring'''


				if self.head is None:
							self.set_head(a__     )
				else:
							self.insert_after_node(self.tail      ,  a__     )



	def 			A							(  self     :   Any      ,  lowercase     :   int     ):


				'''simple docstring'''


				_snake_case          =      Node(a__     )
				if self.head is None:
							self.set_head(a__     )
				else:
							self.set_tail(a__     )



	def 			A							(  self     :   List[Any]      ,  lowercase     :   Node      ,  lowercase     :   Node     ):


				'''simple docstring'''


				_snake_case          =      node
				_snake_case          =      node.previous

				if node.get_previous() is None:
							_snake_case          =      node_to_insert
				else:
							_snake_case          =      node_to_insert

				_snake_case          =      node_to_insert



	def 			A							(  self     :   Optional[int]      ,  lowercase     :   Node      ,  lowercase     :   Node     ):


				'''simple docstring'''


				_snake_case          =      node
				_snake_case          =      node.next

				if node.get_next() is None:
							_snake_case          =      node_to_insert
				else:
							_snake_case          =      node_to_insert

				_snake_case          =      node_to_insert



	def 			A							(  self     :   Dict      ,  lowercase     :   int      ,  lowercase     :   int     ):


				'''simple docstring'''


				_snake_case          =      1
				_snake_case          =      Node(a__     )
				_snake_case          =      self.head
				while node:
							if current_position == position:
										self.insert_before_node(a__      ,  a__     )
										return
							current_position += 1
							_snake_case          =      node.next
				self.insert_after_node(self.tail      ,  a__     )



	def 			A							(  self     :   Any      ,  lowercase     :   int     ):


				'''simple docstring'''


				_snake_case          =      self.head
				while node:
							if node.get_data() == item:
										return node
							_snake_case          =      node.get_next()
				raise Exception('Node not found'     )



	def 			A							(  self     :   Dict      ,  lowercase     :   str     ):


				'''simple docstring'''


				if (node := self.get_node(a__     )) is not None:
							if node == self.head:
										_snake_case          =      self.head.get_next()

							if node == self.tail:
										_snake_case          =      self.tail.get_previous()

							self.remove_node_pointers(a__     )



	@staticmethod
	def 			A							(  lowercase     :   Node     ):


				'''simple docstring'''


				if node.get_next():
							_snake_case          =      node.previous

				if node.get_previous():
							_snake_case          =      node.next

				_snake_case          =      None
				_snake_case          =      None





	def 			A							(  self     :   Tuple     ):


				'''simple docstring'''


				return self.head is None






def 	a_		(	)			->  None:
			pass


if __name__ == "__main__":
			import doctest

			doctest.testmod()

from pathlib import Path

import cva
import numpy as np
from matplotlib import pyplot as plt






def 	a_		(	__lowercase       :     np.ndarray	, __lowercase       :     np.ndarray	, __lowercase       :     np.ndarray	, __lowercase       :     int	, __lowercase       :     int			)			->  np.ndarray:
			_snake_case          =      cva.getAffineTransform(__lowercase	, __lowercase			)
			return cva.warpAffine(__lowercase	, __lowercase	, (rows, cols)			)


if __name__ == "__main__":
			# read original image
			_lowerCamelCase	:    Optional[Any]          =      cva.imread(
			    str(Path(__file__).resolve().parent.parent / '''image_data''' / '''lena.jpg''')
			)
			# turn image in gray scale value
			_lowerCamelCase	:    List[str]          =      cva.cvtColor(image, cva.COLOR_BGR2GRAY)
			# get image shape
			_lowerCamelCase   ,					_lowerCamelCase	:    List[Any]          =      gray_img.shape

			# set different points to rotate image
			_lowerCamelCase	:    str          =      np.array([[50, 50], [200, 50], [50, 200]], np.floataa)
			_lowerCamelCase	:    Optional[Any]          =      np.array([[10, 100], [200, 50], [100, 250]], np.floataa)
			_lowerCamelCase	:    List[str]          =      np.array([[50, 50], [150, 50], [120, 200]], np.floataa)
			_lowerCamelCase	:    Dict          =      np.array([[10, 100], [80, 50], [180, 250]], np.floataa)

			# add all rotated images in a list
			_lowerCamelCase	:    int          =      [
			    gray_img,
			    get_rotation(gray_img, ptsa, ptsa, img_rows, img_cols),
			    get_rotation(gray_img, ptsa, ptsa, img_rows, img_cols),
			    get_rotation(gray_img, ptsa, ptsa, img_rows, img_cols),
			]

			# plot different image rotations
			_lowerCamelCase	:    Any          =      plt.figure(1)
			_lowerCamelCase	:    List[Any]          =      ['''Original''', '''Rotation 1''', '''Rotation 2''', '''Rotation 3''']
			for i, image in enumerate(images):
						plt.subplot(2, 2, i + 1), plt.imshow(image, '''gray''')
						plt.title(titles[i])
						plt.axis('''off''')
						plt.subplots_adjust(left=0.0, bottom=0.0_5, right=1.0, top=0.9_5)
			plt.show()